Example #1
0
void read_cgroup_plugin_configuration() {
	cgroup_check_for_new_every = config_get_number("plugin:cgroups", "check for new cgroups every", cgroup_check_for_new_every);

	cgroup_enable_cpuacct_stat = config_get_boolean_ondemand("plugin:cgroups", "enable cpuacct stat", cgroup_enable_cpuacct_stat);
	cgroup_enable_cpuacct_usage = config_get_boolean_ondemand("plugin:cgroups", "enable cpuacct usage", cgroup_enable_cpuacct_usage);
	cgroup_enable_memory = config_get_boolean_ondemand("plugin:cgroups", "enable memory", cgroup_enable_memory);
	cgroup_enable_blkio = config_get_boolean_ondemand("plugin:cgroups", "enable blkio", cgroup_enable_blkio);

	char filename[FILENAME_MAX + 1], *s;
	struct mountinfo *mi, *root = mountinfo_read();

	mi = mountinfo_find_by_filesystem_mount_source(root, "cgroup", "cpuacct");
	if(!mi) mi = mountinfo_find_by_filesystem_super_option(root, "cgroup", "cpuacct");
	if(!mi) {
		error("Cannot find cgroup cpuacct mountinfo. Assuming default: /sys/fs/cgroup/cpuacct");
		s = "/sys/fs/cgroup/cpuacct";
	}
	else s = mi->mount_point;
	snprintfz(filename, FILENAME_MAX, "%s%s", global_host_prefix, s);
	cgroup_cpuacct_base = config_get("plugin:cgroups", "path to /sys/fs/cgroup/cpuacct", filename);

	mi = mountinfo_find_by_filesystem_mount_source(root, "cgroup", "blkio");
	if(!mi) mi = mountinfo_find_by_filesystem_super_option(root, "cgroup", "blkio");
	if(!mi) {
		error("Cannot find cgroup blkio mountinfo. Assuming default: /sys/fs/cgroup/blkio");
		s = "/sys/fs/cgroup/blkio";
	}
	else s = mi->mount_point;
	snprintfz(filename, FILENAME_MAX, "%s%s", global_host_prefix, s);
	cgroup_blkio_base = config_get("plugin:cgroups", "path to /sys/fs/cgroup/blkio", filename);

	mi = mountinfo_find_by_filesystem_mount_source(root, "cgroup", "memory");
	if(!mi) mi = mountinfo_find_by_filesystem_super_option(root, "cgroup", "memory");
	if(!mi) {
		error("Cannot find cgroup memory mountinfo. Assuming default: /sys/fs/cgroup/memory");
		s = "/sys/fs/cgroup/memory";
	}
	else s = mi->mount_point;
	snprintfz(filename, FILENAME_MAX, "%s%s", global_host_prefix, s);
	cgroup_memory_base = config_get("plugin:cgroups", "path to /sys/fs/cgroup/memory", filename);

	mi = mountinfo_find_by_filesystem_mount_source(root, "cgroup", "devices");
	if(!mi) mi = mountinfo_find_by_filesystem_super_option(root, "cgroup", "devices");
	if(!mi) {
		error("Cannot find cgroup devices mountinfo. Assuming default: /sys/fs/cgroup/devices");
		s = "/sys/fs/cgroup/devices";
	}
	else s = mi->mount_point;
	snprintfz(filename, FILENAME_MAX, "%s%s", global_host_prefix, s);
	cgroup_devices_base = config_get("plugin:cgroups", "path to /sys/fs/cgroup/devices", filename);

	cgroup_root_max = config_get_number("plugin:cgroups", "max cgroups to allow", cgroup_root_max);
	cgroup_max_depth = config_get_number("plugin:cgroups", "max cgroups depth to monitor", cgroup_max_depth);

	cgroup_enable_new_cgroups_detected_at_runtime = config_get_boolean("plugin:cgroups", "enable new cgroups detected at run time", cgroup_enable_new_cgroups_detected_at_runtime);

	mountinfo_free(root);
}
static inline void do_disk_space_stats(struct mountinfo *mi, int update_every) {
    const char *family = mi->mount_point;
    const char *disk = mi->persistent_id;

    static SIMPLE_PATTERN *excluded_mountpoints = NULL;
    static SIMPLE_PATTERN *excluded_filesystems = NULL;
    int do_space, do_inodes;

    if(unlikely(!dict_mountpoints)) {
        SIMPLE_PREFIX_MODE mode = SIMPLE_PATTERN_EXACT;

        if(config_move("plugin:proc:/proc/diskstats", "exclude space metrics on paths", CONFIG_SECTION_DISKSPACE, "exclude space metrics on paths") != -1) {
            // old configuration, enable backwards compatibility
            mode = SIMPLE_PATTERN_PREFIX;
        }

        excluded_mountpoints = simple_pattern_create(
                config_get(CONFIG_SECTION_DISKSPACE, "exclude space metrics on paths", DELAULT_EXLUDED_PATHS),
                mode
        );

        excluded_filesystems = simple_pattern_create(
                config_get(CONFIG_SECTION_DISKSPACE, "exclude space metrics on filesystems", DEFAULT_EXCLUDED_FILESYSTEMS),
                SIMPLE_PATTERN_EXACT
        );

        dict_mountpoints = dictionary_create(DICTIONARY_FLAG_SINGLE_THREADED);
    }

    struct mount_point_metadata *m = dictionary_get(dict_mountpoints, mi->mount_point);
    if(unlikely(!m)) {
        char var_name[4096 + 1];
        snprintfz(var_name, 4096, "plugin:proc:diskspace:%s", mi->mount_point);

        int def_space = config_get_boolean_ondemand(CONFIG_SECTION_DISKSPACE, "space usage for all disks", CONFIG_BOOLEAN_AUTO);
        int def_inodes = config_get_boolean_ondemand(CONFIG_SECTION_DISKSPACE, "inodes usage for all disks", CONFIG_BOOLEAN_AUTO);

        if(unlikely(simple_pattern_matches(excluded_mountpoints, mi->mount_point))) {
            def_space = CONFIG_BOOLEAN_NO;
            def_inodes = CONFIG_BOOLEAN_NO;
        }

        if(unlikely(simple_pattern_matches(excluded_filesystems, mi->filesystem))) {
            def_space = CONFIG_BOOLEAN_NO;
            def_inodes = CONFIG_BOOLEAN_NO;
        }

        // check if the mount point is a directory #2407
        {
            struct stat bs;
            if(stat(mi->mount_point, &bs) == -1) {
                error("DISKSPACE: Cannot stat() mount point '%s' (disk '%s', filesystem '%s', root '%s')."
                      , mi->mount_point
                      , disk
                      , mi->filesystem?mi->filesystem:""
                      , mi->root?mi->root:""
                );
                def_space = CONFIG_BOOLEAN_NO;
                def_inodes = CONFIG_BOOLEAN_NO;
            }
            else {
                if((bs.st_mode & S_IFMT) != S_IFDIR) {
                    error("DISKSPACE: Mount point '%s' (disk '%s', filesystem '%s', root '%s') is not a directory."
                          , mi->mount_point
                          , disk
                          , mi->filesystem?mi->filesystem:""
                          , mi->root?mi->root:""
                    );
                    def_space = CONFIG_BOOLEAN_NO;
                    def_inodes = CONFIG_BOOLEAN_NO;
                }
            }
        }

        do_space = config_get_boolean_ondemand(var_name, "space usage", def_space);
        do_inodes = config_get_boolean_ondemand(var_name, "inodes usage", def_inodes);

        struct mount_point_metadata mp = {
                .do_space = do_space,
                .do_inodes = do_inodes,
                .shown_error = 0,
                .updated = 0,

                .collected = 0,

                .st_space = NULL,
                .rd_space_avail = NULL,
                .rd_space_used = NULL,
                .rd_space_reserved = NULL,

                .st_inodes = NULL,
                .rd_inodes_avail = NULL,
                .rd_inodes_used = NULL,
                .rd_inodes_reserved = NULL
        };

        m = dictionary_set(dict_mountpoints, mi->mount_point, &mp, sizeof(struct mount_point_metadata));
    }

    m->updated = 1;

    if(unlikely(m->do_space == CONFIG_BOOLEAN_NO && m->do_inodes == CONFIG_BOOLEAN_NO))
        return;

    if(unlikely(mi->flags & MOUNTINFO_READONLY && !m->collected))
        return;

    struct statvfs buff_statvfs;
    if (statvfs(mi->mount_point, &buff_statvfs) < 0) {
        if(!m->shown_error) {
            error("DISKSPACE: failed to statvfs() mount point '%s' (disk '%s', filesystem '%s', root '%s')"
                  , mi->mount_point
                  , disk
                  , mi->filesystem?mi->filesystem:""
                  , mi->root?mi->root:""
            );
            m->shown_error = 1;
        }
        return;
    }
    m->shown_error = 0;

    // logic found at get_fs_usage() in coreutils
    unsigned long bsize = (buff_statvfs.f_frsize) ? buff_statvfs.f_frsize : buff_statvfs.f_bsize;

    fsblkcnt_t bavail         = buff_statvfs.f_bavail;
    fsblkcnt_t btotal         = buff_statvfs.f_blocks;
    fsblkcnt_t bavail_root    = buff_statvfs.f_bfree;
    fsblkcnt_t breserved_root = bavail_root - bavail;
    fsblkcnt_t bused;
    if(likely(btotal >= bavail_root))
        bused = btotal - bavail_root;
    else
        bused = bavail_root - btotal;

#ifdef NETDATA_INTERNAL_CHECKS
    if(unlikely(btotal != bavail + breserved_root + bused))
        error("DISKSPACE: disk block statistics for '%s' (disk '%s') do not sum up: total = %llu, available = %llu, reserved = %llu, used = %llu", mi->mount_point, disk, (unsigned long long)btotal, (unsigned long long)bavail, (unsigned long long)breserved_root, (unsigned long long)bused);
#endif

    // --------------------------------------------------------------------------

    fsfilcnt_t favail         = buff_statvfs.f_favail;
    fsfilcnt_t ftotal         = buff_statvfs.f_files;
    fsfilcnt_t favail_root    = buff_statvfs.f_ffree;
    fsfilcnt_t freserved_root = favail_root - favail;
    fsfilcnt_t fused          = ftotal - favail_root;

#ifdef NETDATA_INTERNAL_CHECKS
    if(unlikely(btotal != bavail + breserved_root + bused))
        error("DISKSPACE: disk inode statistics for '%s' (disk '%s') do not sum up: total = %llu, available = %llu, reserved = %llu, used = %llu", mi->mount_point, disk, (unsigned long long)ftotal, (unsigned long long)favail, (unsigned long long)freserved_root, (unsigned long long)fused);
#endif

    // --------------------------------------------------------------------------

    int rendered = 0;

    if(m->do_space == CONFIG_BOOLEAN_YES || (m->do_space == CONFIG_BOOLEAN_AUTO && (bavail || breserved_root || bused))) {
        if(unlikely(!m->st_space)) {
            m->do_space = CONFIG_BOOLEAN_YES;
            m->st_space = rrdset_find_bytype_localhost("disk_space", disk);
            if(unlikely(!m->st_space)) {
                char title[4096 + 1];
                snprintfz(title, 4096, "Disk Space Usage for %s [%s]", family, mi->mount_source);
                m->st_space = rrdset_create_localhost(
                        "disk_space"
                        , disk
                        , NULL
                        , family
                        , "disk.space"
                        , title
                        , "GB"
                        , 2023
                        , update_every
                        , RRDSET_TYPE_STACKED
                );
            }

            m->rd_space_avail    = rrddim_add(m->st_space, "avail", NULL, (collected_number)bsize, 1024 * 1024 * 1024, RRD_ALGORITHM_ABSOLUTE);
            m->rd_space_used     = rrddim_add(m->st_space, "used", NULL, (collected_number)bsize, 1024 * 1024 * 1024, RRD_ALGORITHM_ABSOLUTE);
            m->rd_space_reserved = rrddim_add(m->st_space, "reserved_for_root", "reserved for root", (collected_number)bsize, 1024 * 1024 * 1024, RRD_ALGORITHM_ABSOLUTE);
        }
        else
            rrdset_next(m->st_space);

        rrddim_set_by_pointer(m->st_space, m->rd_space_avail,    (collected_number)bavail);
        rrddim_set_by_pointer(m->st_space, m->rd_space_used,     (collected_number)bused);
        rrddim_set_by_pointer(m->st_space, m->rd_space_reserved, (collected_number)breserved_root);
        rrdset_done(m->st_space);

        rendered++;
    }

    // --------------------------------------------------------------------------

    if(m->do_inodes == CONFIG_BOOLEAN_YES || (m->do_inodes == CONFIG_BOOLEAN_AUTO && (favail || freserved_root || fused))) {
        if(unlikely(!m->st_inodes)) {
            m->do_inodes = CONFIG_BOOLEAN_YES;
            m->st_inodes = rrdset_find_bytype_localhost("disk_inodes", disk);
            if(unlikely(!m->st_inodes)) {
                char title[4096 + 1];
                snprintfz(title, 4096, "Disk Files (inodes) Usage for %s [%s]", family, mi->mount_source);
                m->st_inodes = rrdset_create_localhost(
                        "disk_inodes"
                        , disk
                        , NULL
                        , family
                        , "disk.inodes"
                        , title
                        , "Inodes"
                        , 2024
                        , update_every
                        , RRDSET_TYPE_STACKED
                );
            }

            m->rd_inodes_avail    = rrddim_add(m->st_inodes, "avail", NULL, 1, 1, RRD_ALGORITHM_ABSOLUTE);
            m->rd_inodes_used     = rrddim_add(m->st_inodes, "used", NULL, 1, 1, RRD_ALGORITHM_ABSOLUTE);
            m->rd_inodes_reserved = rrddim_add(m->st_inodes, "reserved_for_root", "reserved for root", 1, 1, RRD_ALGORITHM_ABSOLUTE);
        }
        else
            rrdset_next(m->st_inodes);

        rrddim_set_by_pointer(m->st_inodes, m->rd_inodes_avail,    (collected_number)favail);
        rrddim_set_by_pointer(m->st_inodes, m->rd_inodes_used,     (collected_number)fused);
        rrddim_set_by_pointer(m->st_inodes, m->rd_inodes_reserved, (collected_number)freserved_root);
        rrdset_done(m->st_inodes);

        rendered++;
    }

    // --------------------------------------------------------------------------

    if(likely(rendered))
        m->collected++;
}
Example #3
0
int do_proc_net_netstat(int update_every, usec_t dt) {
    (void)dt;

    static int do_bandwidth = -1, do_inerrors = -1, do_mcast = -1, do_bcast = -1, do_mcast_p = -1, do_bcast_p = -1, do_ecn = -1, \
        do_tcpext_reorder = -1, do_tcpext_syscookies = -1, do_tcpext_ofo = -1, do_tcpext_connaborts = -1, do_tcpext_memory = -1;
    static uint32_t hash_ipext = 0, hash_tcpext = 0;
    static procfile *ff = NULL;

    static unsigned long long *tcpext_TCPRenoReorder = NULL;
    static unsigned long long *tcpext_TCPFACKReorder = NULL;
    static unsigned long long *tcpext_TCPSACKReorder = NULL;
    static unsigned long long *tcpext_TCPTSReorder = NULL;

    static unsigned long long *tcpext_SyncookiesSent = NULL;
    static unsigned long long *tcpext_SyncookiesRecv = NULL;
    static unsigned long long *tcpext_SyncookiesFailed = NULL;

    static unsigned long long *tcpext_TCPOFOQueue = NULL; // Number of packets queued in OFO queue
    static unsigned long long *tcpext_TCPOFODrop = NULL;  // Number of packets meant to be queued in OFO but dropped because socket rcvbuf limit hit.
    static unsigned long long *tcpext_TCPOFOMerge = NULL; // Number of packets in OFO that were merged with other packets.
    static unsigned long long *tcpext_OfoPruned = NULL;   // packets dropped from out-of-order queue because of socket buffer overrun

    static unsigned long long *tcpext_TCPAbortOnData = NULL;    // connections reset due to unexpected data
    static unsigned long long *tcpext_TCPAbortOnClose = NULL;   // connections reset due to early user close
    static unsigned long long *tcpext_TCPAbortOnMemory = NULL;  // connections aborted due to memory pressure
    static unsigned long long *tcpext_TCPAbortOnTimeout = NULL; // connections aborted due to timeout
    static unsigned long long *tcpext_TCPAbortOnLinger = NULL;  // connections aborted after user close in linger timeout
    static unsigned long long *tcpext_TCPAbortFailed = NULL;    // times unable to send RST due to no memory

    static unsigned long long *tcpext_TCPMemoryPressures = NULL;

/*
    // connection rejects
    static unsigned long long *tcpext_PAWSActive = NULL;  // active connections rejected because of time stamp
    static unsigned long long *tcpext_PAWSPassive = NULL; // passive connections rejected because of time stamp

    static unsigned long long *tcpext_TCPTimeouts = NULL;

    static unsigned long long *tcpext_TCPDSACKUndo = NULL;
    static unsigned long long *tcpext_TCPDSACKOldSent = NULL;
    static unsigned long long *tcpext_TCPDSACKOfoSent = NULL;
    static unsigned long long *tcpext_TCPDSACKRecv = NULL;
    static unsigned long long *tcpext_TCPDSACKOfoRecv = NULL;
    static unsigned long long *tcpext_TCPDSACKIgnoredOld = NULL;
    static unsigned long long *tcpext_TCPDSACKIgnoredNoUndo = NULL;


    static unsigned long long *tcpext_EmbryonicRsts = NULL;

    static unsigned long long *tcpext_PruneCalled = NULL;
    static unsigned long long *tcpext_RcvPruned = NULL;
    static unsigned long long *tcpext_OutOfWindowIcmps = NULL;
    static unsigned long long *tcpext_LockDroppedIcmps = NULL;
    static unsigned long long *tcpext_ArpFilter = NULL;

    static unsigned long long *tcpext_TW = NULL;
    static unsigned long long *tcpext_TWRecycled = NULL;
    static unsigned long long *tcpext_TWKilled = NULL;

    static unsigned long long *tcpext_PAWSEstab = NULL;

    static unsigned long long *tcpext_DelayedACKs = NULL;
    static unsigned long long *tcpext_DelayedACKLocked = NULL;
    static unsigned long long *tcpext_DelayedACKLost = NULL;

    static unsigned long long *tcpext_ListenOverflows = NULL;
    static unsigned long long *tcpext_ListenDrops = NULL;

    static unsigned long long *tcpext_TCPPrequeued = NULL;

    static unsigned long long *tcpext_TCPDirectCopyFromBacklog = NULL;
    static unsigned long long *tcpext_TCPDirectCopyFromPrequeue = NULL;
    static unsigned long long *tcpext_TCPPrequeueDropped = NULL;

    static unsigned long long *tcpext_TCPHPHits = NULL;
    static unsigned long long *tcpext_TCPHPHitsToUser = NULL;
    static unsigned long long *tcpext_TCPHPAcks = NULL;

    static unsigned long long *tcpext_TCPPureAcks = NULL;
    static unsigned long long *tcpext_TCPRenoRecovery = NULL;

    static unsigned long long *tcpext_TCPSackRecovery = NULL;
    static unsigned long long *tcpext_TCPSackFailures = NULL;
    static unsigned long long *tcpext_TCPSACKReneging = NULL;
    static unsigned long long *tcpext_TCPSackRecoveryFail = NULL;
    static unsigned long long *tcpext_TCPSACKDiscard = NULL;
    static unsigned long long *tcpext_TCPSackShifted = NULL;
    static unsigned long long *tcpext_TCPSackMerged = NULL;
    static unsigned long long *tcpext_TCPSackShiftFallback = NULL;


    static unsigned long long *tcpext_TCPFullUndo = NULL;
    static unsigned long long *tcpext_TCPPartialUndo = NULL;

    static unsigned long long *tcpext_TCPLossUndo = NULL;
    static unsigned long long *tcpext_TCPLostRetransmit = NULL;

    static unsigned long long *tcpext_TCPRenoFailures = NULL;

    static unsigned long long *tcpext_TCPLossFailures = NULL;
    static unsigned long long *tcpext_TCPFastRetrans = NULL;
    static unsigned long long *tcpext_TCPForwardRetrans = NULL;
    static unsigned long long *tcpext_TCPSlowStartRetrans = NULL;
    static unsigned long long *tcpext_TCPLossProbes = NULL;
    static unsigned long long *tcpext_TCPLossProbeRecovery = NULL;
    static unsigned long long *tcpext_TCPRenoRecoveryFail = NULL;
    static unsigned long long *tcpext_TCPSchedulerFailed = NULL;
    static unsigned long long *tcpext_TCPRcvCollapsed = NULL;

    static unsigned long long *tcpext_TCPSpuriousRTOs = NULL;
    static unsigned long long *tcpext_TCPMD5NotFound = NULL;
    static unsigned long long *tcpext_TCPMD5Unexpected = NULL;

    static unsigned long long *tcpext_TCPBacklogDrop = NULL;
    static unsigned long long *tcpext_TCPMinTTLDrop = NULL;
    static unsigned long long *tcpext_TCPDeferAcceptDrop = NULL;
    static unsigned long long *tcpext_IPReversePathFilter = NULL;
    static unsigned long long *tcpext_TCPTimeWaitOverflow = NULL;
    static unsigned long long *tcpext_TCPReqQFullDoCookies = NULL;
    static unsigned long long *tcpext_TCPReqQFullDrop = NULL;
    static unsigned long long *tcpext_TCPRetransFail = NULL;
    static unsigned long long *tcpext_TCPRcvCoalesce = NULL;

    static unsigned long long *tcpext_TCPChallengeACK = NULL;
    static unsigned long long *tcpext_TCPSYNChallenge = NULL;

    static unsigned long long *tcpext_TCPFastOpenActive = NULL;
    static unsigned long long *tcpext_TCPFastOpenActiveFail = NULL;
    static unsigned long long *tcpext_TCPFastOpenPassive = NULL;
    static unsigned long long *tcpext_TCPFastOpenPassiveFail = NULL;
    static unsigned long long *tcpext_TCPFastOpenListenOverflow = NULL;
    static unsigned long long *tcpext_TCPFastOpenCookieReqd = NULL;

    static unsigned long long *tcpext_TCPSpuriousRtxHostQueues = NULL;
    static unsigned long long *tcpext_BusyPollRxPackets = NULL;
    static unsigned long long *tcpext_TCPAutoCorking = NULL;
    static unsigned long long *tcpext_TCPFromZeroWindowAdv = NULL;
    static unsigned long long *tcpext_TCPToZeroWindowAdv = NULL;
    static unsigned long long *tcpext_TCPWantZeroWindowAdv = NULL;
    static unsigned long long *tcpext_TCPSynRetrans = NULL;
    static unsigned long long *tcpext_TCPOrigDataSent = NULL;

    static unsigned long long *tcpext_TCPHystartTrainDetect = NULL;
    static unsigned long long *tcpext_TCPHystartTrainCwnd = NULL;
    static unsigned long long *tcpext_TCPHystartDelayDetect = NULL;
    static unsigned long long *tcpext_TCPHystartDelayCwnd = NULL;

    static unsigned long long *tcpext_TCPACKSkippedSynRecv = NULL;
    static unsigned long long *tcpext_TCPACKSkippedPAWS = NULL;
    static unsigned long long *tcpext_TCPACKSkippedSeq = NULL;
    static unsigned long long *tcpext_TCPACKSkippedFinWait2 = NULL;
    static unsigned long long *tcpext_TCPACKSkippedTimeWait = NULL;
    static unsigned long long *tcpext_TCPACKSkippedChallenge = NULL;

    static unsigned long long *tcpext_TCPWinProbe = NULL;
    static unsigned long long *tcpext_TCPKeepAlive = NULL;

    static unsigned long long *tcpext_TCPMTUPFail = NULL;
    static unsigned long long *tcpext_TCPMTUPSuccess = NULL;
*/

    static unsigned long long *ipext_InNoRoutes = NULL;
    static unsigned long long *ipext_InTruncatedPkts = NULL;
    static unsigned long long *ipext_InMcastPkts = NULL;
    static unsigned long long *ipext_OutMcastPkts = NULL;
    static unsigned long long *ipext_InBcastPkts = NULL;
    static unsigned long long *ipext_OutBcastPkts = NULL;
    static unsigned long long *ipext_InOctets = NULL;
    static unsigned long long *ipext_OutOctets = NULL;
    static unsigned long long *ipext_InMcastOctets = NULL;
    static unsigned long long *ipext_OutMcastOctets = NULL;
    static unsigned long long *ipext_InBcastOctets = NULL;
    static unsigned long long *ipext_OutBcastOctets = NULL;
    static unsigned long long *ipext_InCsumErrors = NULL;
    static unsigned long long *ipext_InNoECTPkts = NULL;
    static unsigned long long *ipext_InECT1Pkts = NULL;
    static unsigned long long *ipext_InECT0Pkts = NULL;
    static unsigned long long *ipext_InCEPkts = NULL;

    if(unlikely(do_bandwidth == -1)) {
        do_bandwidth = config_get_boolean_ondemand("plugin:proc:/proc/net/netstat", "bandwidth", CONFIG_ONDEMAND_ONDEMAND);
        do_inerrors  = config_get_boolean_ondemand("plugin:proc:/proc/net/netstat", "input errors", CONFIG_ONDEMAND_ONDEMAND);
        do_mcast     = config_get_boolean_ondemand("plugin:proc:/proc/net/netstat", "multicast bandwidth", CONFIG_ONDEMAND_ONDEMAND);
        do_bcast     = config_get_boolean_ondemand("plugin:proc:/proc/net/netstat", "broadcast bandwidth", CONFIG_ONDEMAND_ONDEMAND);
        do_mcast_p   = config_get_boolean_ondemand("plugin:proc:/proc/net/netstat", "multicast packets", CONFIG_ONDEMAND_ONDEMAND);
        do_bcast_p   = config_get_boolean_ondemand("plugin:proc:/proc/net/netstat", "broadcast packets", CONFIG_ONDEMAND_ONDEMAND);
        do_ecn       = config_get_boolean_ondemand("plugin:proc:/proc/net/netstat", "ECN packets", CONFIG_ONDEMAND_ONDEMAND);

        do_tcpext_reorder    = config_get_boolean_ondemand("plugin:proc:/proc/net/netstat", "TCP reorders", CONFIG_ONDEMAND_ONDEMAND);
        do_tcpext_syscookies = config_get_boolean_ondemand("plugin:proc:/proc/net/netstat", "TCP SYN cookies", CONFIG_ONDEMAND_ONDEMAND);
        do_tcpext_ofo        = config_get_boolean_ondemand("plugin:proc:/proc/net/netstat", "TCP out-of-order queue", CONFIG_ONDEMAND_ONDEMAND);
        do_tcpext_connaborts = config_get_boolean_ondemand("plugin:proc:/proc/net/netstat", "TCP connection aborts", CONFIG_ONDEMAND_ONDEMAND);
        do_tcpext_memory     = config_get_boolean_ondemand("plugin:proc:/proc/net/netstat", "TCP memory pressures", CONFIG_ONDEMAND_ONDEMAND);

        hash_ipext = simple_hash("IpExt");
        hash_tcpext = simple_hash("TcpExt");

        hash_array(ipext_data);
        hash_array(tcpext_data);

        // Reordering
        tcpext_TCPFACKReorder = netstat_columns_find(tcpext_data, "TCPFACKReorder");
        tcpext_TCPSACKReorder = netstat_columns_find(tcpext_data, "TCPSACKReorder");
        tcpext_TCPRenoReorder = netstat_columns_find(tcpext_data, "TCPRenoReorder");
        tcpext_TCPTSReorder = netstat_columns_find(tcpext_data, "TCPTSReorder");

        // SYN Cookies
        tcpext_SyncookiesSent = netstat_columns_find(tcpext_data, "SyncookiesSent");
        tcpext_SyncookiesRecv = netstat_columns_find(tcpext_data, "SyncookiesRecv");
        tcpext_SyncookiesFailed = netstat_columns_find(tcpext_data, "SyncookiesFailed");

        // Out Of Order Queue
        // http://www.spinics.net/lists/netdev/msg204696.html
        tcpext_TCPOFOQueue = netstat_columns_find(tcpext_data, "TCPOFOQueue"); // Number of packets queued in OFO queue
        tcpext_TCPOFODrop  = netstat_columns_find(tcpext_data, "TCPOFODrop");  // Number of packets meant to be queued in OFO but dropped because socket rcvbuf limit hit.
        tcpext_TCPOFOMerge = netstat_columns_find(tcpext_data, "TCPOFOMerge"); // Number of packets in OFO that were merged with other packets.
        tcpext_OfoPruned   = netstat_columns_find(tcpext_data, "OfoPruned");   // packets dropped from out-of-order queue because of socket buffer overrun

        // connection resets
        // https://github.com/ecki/net-tools/blob/bd8bceaed2311651710331a7f8990c3e31be9840/statistics.c
        tcpext_TCPAbortOnData    = netstat_columns_find(tcpext_data, "TCPAbortOnData");    // connections reset due to unexpected data
        tcpext_TCPAbortOnClose   = netstat_columns_find(tcpext_data, "TCPAbortOnClose");   // connections reset due to early user close
        tcpext_TCPAbortOnMemory  = netstat_columns_find(tcpext_data, "TCPAbortOnMemory");  // connections aborted due to memory pressure
        tcpext_TCPAbortOnTimeout = netstat_columns_find(tcpext_data, "TCPAbortOnTimeout"); // connections aborted due to timeout
        tcpext_TCPAbortOnLinger  = netstat_columns_find(tcpext_data, "TCPAbortOnLinger");  // connections aborted after user close in linger timeout
        tcpext_TCPAbortFailed    = netstat_columns_find(tcpext_data, "TCPAbortFailed");    // times unable to send RST due to no memory

        tcpext_TCPMemoryPressures = netstat_columns_find(tcpext_data, "TCPMemoryPressures");

        /*
        tcpext_EmbryonicRsts = netstat_columns_find(tcpext_data, "EmbryonicRsts");
        tcpext_PruneCalled = netstat_columns_find(tcpext_data, "PruneCalled");
        tcpext_RcvPruned = netstat_columns_find(tcpext_data, "RcvPruned");
        tcpext_OutOfWindowIcmps = netstat_columns_find(tcpext_data, "OutOfWindowIcmps");
        tcpext_LockDroppedIcmps = netstat_columns_find(tcpext_data, "LockDroppedIcmps");
        tcpext_ArpFilter = netstat_columns_find(tcpext_data, "ArpFilter");
        tcpext_TW = netstat_columns_find(tcpext_data, "TW");
        tcpext_TWRecycled = netstat_columns_find(tcpext_data, "TWRecycled");
        tcpext_TWKilled = netstat_columns_find(tcpext_data, "TWKilled");
        tcpext_PAWSPassive = netstat_columns_find(tcpext_data, "PAWSPassive");
        tcpext_PAWSActive = netstat_columns_find(tcpext_data, "PAWSActive");
        tcpext_PAWSEstab = netstat_columns_find(tcpext_data, "PAWSEstab");
        tcpext_DelayedACKs = netstat_columns_find(tcpext_data, "DelayedACKs");
        tcpext_DelayedACKLocked = netstat_columns_find(tcpext_data, "DelayedACKLocked");
        tcpext_DelayedACKLost = netstat_columns_find(tcpext_data, "DelayedACKLost");
        tcpext_ListenOverflows = netstat_columns_find(tcpext_data, "ListenOverflows");
        tcpext_ListenDrops = netstat_columns_find(tcpext_data, "ListenDrops");
        tcpext_TCPPrequeued = netstat_columns_find(tcpext_data, "TCPPrequeued");
        tcpext_TCPDirectCopyFromBacklog = netstat_columns_find(tcpext_data, "TCPDirectCopyFromBacklog");
        tcpext_TCPDirectCopyFromPrequeue = netstat_columns_find(tcpext_data, "TCPDirectCopyFromPrequeue");
        tcpext_TCPPrequeueDropped = netstat_columns_find(tcpext_data, "TCPPrequeueDropped");
        tcpext_TCPHPHits = netstat_columns_find(tcpext_data, "TCPHPHits");
        tcpext_TCPHPHitsToUser = netstat_columns_find(tcpext_data, "TCPHPHitsToUser");
        tcpext_TCPPureAcks = netstat_columns_find(tcpext_data, "TCPPureAcks");
        tcpext_TCPHPAcks = netstat_columns_find(tcpext_data, "TCPHPAcks");
        tcpext_TCPRenoRecovery = netstat_columns_find(tcpext_data, "TCPRenoRecovery");
        tcpext_TCPSackRecovery = netstat_columns_find(tcpext_data, "TCPSackRecovery");
        tcpext_TCPSACKReneging = netstat_columns_find(tcpext_data, "TCPSACKReneging");
        tcpext_TCPFullUndo = netstat_columns_find(tcpext_data, "TCPFullUndo");
        tcpext_TCPPartialUndo = netstat_columns_find(tcpext_data, "TCPPartialUndo");
        tcpext_TCPDSACKUndo = netstat_columns_find(tcpext_data, "TCPDSACKUndo");
        tcpext_TCPLossUndo = netstat_columns_find(tcpext_data, "TCPLossUndo");
        tcpext_TCPLostRetransmit = netstat_columns_find(tcpext_data, "TCPLostRetransmit");
        tcpext_TCPRenoFailures = netstat_columns_find(tcpext_data, "TCPRenoFailures");
        tcpext_TCPSackFailures = netstat_columns_find(tcpext_data, "TCPSackFailures");
        tcpext_TCPLossFailures = netstat_columns_find(tcpext_data, "TCPLossFailures");
        tcpext_TCPFastRetrans = netstat_columns_find(tcpext_data, "TCPFastRetrans");
        tcpext_TCPForwardRetrans = netstat_columns_find(tcpext_data, "TCPForwardRetrans");
        tcpext_TCPSlowStartRetrans = netstat_columns_find(tcpext_data, "TCPSlowStartRetrans");
        tcpext_TCPTimeouts = netstat_columns_find(tcpext_data, "TCPTimeouts");
        tcpext_TCPLossProbes = netstat_columns_find(tcpext_data, "TCPLossProbes");
        tcpext_TCPLossProbeRecovery = netstat_columns_find(tcpext_data, "TCPLossProbeRecovery");
        tcpext_TCPRenoRecoveryFail = netstat_columns_find(tcpext_data, "TCPRenoRecoveryFail");
        tcpext_TCPSackRecoveryFail = netstat_columns_find(tcpext_data, "TCPSackRecoveryFail");
        tcpext_TCPSchedulerFailed = netstat_columns_find(tcpext_data, "TCPSchedulerFailed");
        tcpext_TCPRcvCollapsed = netstat_columns_find(tcpext_data, "TCPRcvCollapsed");
        tcpext_TCPDSACKOldSent = netstat_columns_find(tcpext_data, "TCPDSACKOldSent");
        tcpext_TCPDSACKOfoSent = netstat_columns_find(tcpext_data, "TCPDSACKOfoSent");
        tcpext_TCPDSACKRecv = netstat_columns_find(tcpext_data, "TCPDSACKRecv");
        tcpext_TCPDSACKOfoRecv = netstat_columns_find(tcpext_data, "TCPDSACKOfoRecv");
        tcpext_TCPSACKDiscard = netstat_columns_find(tcpext_data, "TCPSACKDiscard");
        tcpext_TCPDSACKIgnoredOld = netstat_columns_find(tcpext_data, "TCPDSACKIgnoredOld");
        tcpext_TCPDSACKIgnoredNoUndo = netstat_columns_find(tcpext_data, "TCPDSACKIgnoredNoUndo");
        tcpext_TCPSpuriousRTOs = netstat_columns_find(tcpext_data, "TCPSpuriousRTOs");
        tcpext_TCPMD5NotFound = netstat_columns_find(tcpext_data, "TCPMD5NotFound");
        tcpext_TCPMD5Unexpected = netstat_columns_find(tcpext_data, "TCPMD5Unexpected");
        tcpext_TCPSackShifted = netstat_columns_find(tcpext_data, "TCPSackShifted");
        tcpext_TCPSackMerged = netstat_columns_find(tcpext_data, "TCPSackMerged");
        tcpext_TCPSackShiftFallback = netstat_columns_find(tcpext_data, "TCPSackShiftFallback");
        tcpext_TCPBacklogDrop = netstat_columns_find(tcpext_data, "TCPBacklogDrop");
        tcpext_TCPMinTTLDrop = netstat_columns_find(tcpext_data, "TCPMinTTLDrop");
        tcpext_TCPDeferAcceptDrop = netstat_columns_find(tcpext_data, "TCPDeferAcceptDrop");
        tcpext_IPReversePathFilter = netstat_columns_find(tcpext_data, "IPReversePathFilter");
        tcpext_TCPTimeWaitOverflow = netstat_columns_find(tcpext_data, "TCPTimeWaitOverflow");
        tcpext_TCPReqQFullDoCookies = netstat_columns_find(tcpext_data, "TCPReqQFullDoCookies");
        tcpext_TCPReqQFullDrop = netstat_columns_find(tcpext_data, "TCPReqQFullDrop");
        tcpext_TCPRetransFail = netstat_columns_find(tcpext_data, "TCPRetransFail");
        tcpext_TCPRcvCoalesce = netstat_columns_find(tcpext_data, "TCPRcvCoalesce");
        tcpext_TCPChallengeACK = netstat_columns_find(tcpext_data, "TCPChallengeACK");
        tcpext_TCPSYNChallenge = netstat_columns_find(tcpext_data, "TCPSYNChallenge");
        tcpext_TCPFastOpenActive = netstat_columns_find(tcpext_data, "TCPFastOpenActive");
        tcpext_TCPFastOpenActiveFail = netstat_columns_find(tcpext_data, "TCPFastOpenActiveFail");
        tcpext_TCPFastOpenPassive = netstat_columns_find(tcpext_data, "TCPFastOpenPassive");
        tcpext_TCPFastOpenPassiveFail = netstat_columns_find(tcpext_data, "TCPFastOpenPassiveFail");
        tcpext_TCPFastOpenListenOverflow = netstat_columns_find(tcpext_data, "TCPFastOpenListenOverflow");
        tcpext_TCPFastOpenCookieReqd = netstat_columns_find(tcpext_data, "TCPFastOpenCookieReqd");
        tcpext_TCPSpuriousRtxHostQueues = netstat_columns_find(tcpext_data, "TCPSpuriousRtxHostQueues");
        tcpext_BusyPollRxPackets = netstat_columns_find(tcpext_data, "BusyPollRxPackets");
        tcpext_TCPAutoCorking = netstat_columns_find(tcpext_data, "TCPAutoCorking");
        tcpext_TCPFromZeroWindowAdv = netstat_columns_find(tcpext_data, "TCPFromZeroWindowAdv");
        tcpext_TCPToZeroWindowAdv = netstat_columns_find(tcpext_data, "TCPToZeroWindowAdv");
        tcpext_TCPWantZeroWindowAdv = netstat_columns_find(tcpext_data, "TCPWantZeroWindowAdv");
        tcpext_TCPSynRetrans = netstat_columns_find(tcpext_data, "TCPSynRetrans");
        tcpext_TCPOrigDataSent = netstat_columns_find(tcpext_data, "TCPOrigDataSent");
        tcpext_TCPHystartTrainDetect = netstat_columns_find(tcpext_data, "TCPHystartTrainDetect");
        tcpext_TCPHystartTrainCwnd = netstat_columns_find(tcpext_data, "TCPHystartTrainCwnd");
        tcpext_TCPHystartDelayDetect = netstat_columns_find(tcpext_data, "TCPHystartDelayDetect");
        tcpext_TCPHystartDelayCwnd = netstat_columns_find(tcpext_data, "TCPHystartDelayCwnd");
        tcpext_TCPACKSkippedSynRecv = netstat_columns_find(tcpext_data, "TCPACKSkippedSynRecv");
        tcpext_TCPACKSkippedPAWS = netstat_columns_find(tcpext_data, "TCPACKSkippedPAWS");
        tcpext_TCPACKSkippedSeq = netstat_columns_find(tcpext_data, "TCPACKSkippedSeq");
        tcpext_TCPACKSkippedFinWait2 = netstat_columns_find(tcpext_data, "TCPACKSkippedFinWait2");
        tcpext_TCPACKSkippedTimeWait = netstat_columns_find(tcpext_data, "TCPACKSkippedTimeWait");
        tcpext_TCPACKSkippedChallenge = netstat_columns_find(tcpext_data, "TCPACKSkippedChallenge");
        tcpext_TCPWinProbe = netstat_columns_find(tcpext_data, "TCPWinProbe");
        tcpext_TCPKeepAlive = netstat_columns_find(tcpext_data, "TCPKeepAlive");
        tcpext_TCPMTUPFail = netstat_columns_find(tcpext_data, "TCPMTUPFail");
        tcpext_TCPMTUPSuccess = netstat_columns_find(tcpext_data, "TCPMTUPSuccess");
*/
        ipext_InNoRoutes = netstat_columns_find(ipext_data, "InNoRoutes");
        ipext_InTruncatedPkts = netstat_columns_find(ipext_data, "InTruncatedPkts");
        ipext_InMcastPkts = netstat_columns_find(ipext_data, "InMcastPkts");
        ipext_OutMcastPkts = netstat_columns_find(ipext_data, "OutMcastPkts");
        ipext_InBcastPkts = netstat_columns_find(ipext_data, "InBcastPkts");
        ipext_OutBcastPkts = netstat_columns_find(ipext_data, "OutBcastPkts");
        ipext_InOctets = netstat_columns_find(ipext_data, "InOctets");
        ipext_OutOctets = netstat_columns_find(ipext_data, "OutOctets");
        ipext_InMcastOctets = netstat_columns_find(ipext_data, "InMcastOctets");
        ipext_OutMcastOctets = netstat_columns_find(ipext_data, "OutMcastOctets");
        ipext_InBcastOctets = netstat_columns_find(ipext_data, "InBcastOctets");
        ipext_OutBcastOctets = netstat_columns_find(ipext_data, "OutBcastOctets");
        ipext_InCsumErrors = netstat_columns_find(ipext_data, "InCsumErrors");
        ipext_InNoECTPkts = netstat_columns_find(ipext_data, "InNoECTPkts");
        ipext_InECT1Pkts = netstat_columns_find(ipext_data, "InECT1Pkts");
        ipext_InECT0Pkts = netstat_columns_find(ipext_data, "InECT0Pkts");
        ipext_InCEPkts = netstat_columns_find(ipext_data, "InCEPkts");
    }

    if(unlikely(!ff)) {
        char filename[FILENAME_MAX + 1];
        snprintfz(filename, FILENAME_MAX, "%s%s", global_host_prefix, "/proc/net/netstat");
        ff = procfile_open(config_get("plugin:proc:/proc/net/netstat", "filename to monitor", filename), " \t:", PROCFILE_FLAG_DEFAULT);
        if(unlikely(!ff)) return 1;
    }

    ff = procfile_readall(ff);
    if(unlikely(!ff)) return 0; // we return 0, so that we will retry to open it next time

    uint32_t lines = procfile_lines(ff), l;
    uint32_t words;

    for(l = 0; l < lines ;l++) {
        char *key = procfile_lineword(ff, l, 0);
        uint32_t hash = simple_hash(key);

        if(unlikely(hash == hash_ipext && strcmp(key, "IpExt") == 0)) {
            uint32_t h = l++;

            if(unlikely(strcmp(procfile_lineword(ff, l, 0), "IpExt") != 0)) {
                error("Cannot read IpExt line from /proc/net/netstat.");
                break;
            }
            words = procfile_linewords(ff, l);
            if(unlikely(words < 2)) {
                error("Cannot read /proc/net/netstat IpExt line. Expected 2+ params, read %u.", words);
                continue;
            }

            parse_line_pair(ff, ipext_data, h, l);

            RRDSET *st;

            // --------------------------------------------------------------------

            if(do_bandwidth == CONFIG_ONDEMAND_YES || (do_bandwidth == CONFIG_ONDEMAND_ONDEMAND && (*ipext_InOctets || *ipext_OutOctets))) {
                do_bandwidth = CONFIG_ONDEMAND_YES;
                st = rrdset_find("system.ipv4");
                if(unlikely(!st)) {
                    st = rrdset_create("system", "ipv4", NULL, "network", NULL, "IPv4 Bandwidth", "kilobits/s", 500, update_every, RRDSET_TYPE_AREA);

                    rrddim_add(st, "InOctets", "received", 8, 1024, RRDDIM_INCREMENTAL);
                    rrddim_add(st, "OutOctets", "sent", -8, 1024, RRDDIM_INCREMENTAL);
                }
                else rrdset_next(st);

                rrddim_set(st, "InOctets", *ipext_InOctets);
                rrddim_set(st, "OutOctets", *ipext_OutOctets);
                rrdset_done(st);
            }

            // --------------------------------------------------------------------

            if(do_inerrors == CONFIG_ONDEMAND_YES || (do_inerrors == CONFIG_ONDEMAND_ONDEMAND && (*ipext_InNoRoutes || *ipext_InTruncatedPkts))) {
                do_inerrors = CONFIG_ONDEMAND_YES;
                st = rrdset_find("ipv4.inerrors");
                if(unlikely(!st)) {
                    st = rrdset_create("ipv4", "inerrors", NULL, "errors", NULL, "IPv4 Input Errors", "packets/s", 4000, update_every, RRDSET_TYPE_LINE);
                    st->isdetail = 1;

                    rrddim_add(st, "InNoRoutes", "noroutes", 1, 1, RRDDIM_INCREMENTAL);
                    rrddim_add(st, "InTruncatedPkts", "truncated", 1, 1, RRDDIM_INCREMENTAL);
                    rrddim_add(st, "InCsumErrors", "checksum", 1, 1, RRDDIM_INCREMENTAL);
                }
                else rrdset_next(st);

                rrddim_set(st, "InNoRoutes", *ipext_InNoRoutes);
                rrddim_set(st, "InTruncatedPkts", *ipext_InTruncatedPkts);
                rrddim_set(st, "InCsumErrors", *ipext_InCsumErrors);
                rrdset_done(st);
            }

            // --------------------------------------------------------------------

            if(do_mcast == CONFIG_ONDEMAND_YES || (do_mcast == CONFIG_ONDEMAND_ONDEMAND && (*ipext_InMcastOctets || *ipext_OutMcastOctets))) {
                do_mcast = CONFIG_ONDEMAND_YES;
                st = rrdset_find("ipv4.mcast");
                if(unlikely(!st)) {
                    st = rrdset_create("ipv4", "mcast", NULL, "multicast", NULL, "IPv4 Multicast Bandwidth", "kilobits/s", 9000, update_every, RRDSET_TYPE_AREA);
                    st->isdetail = 1;

                    rrddim_add(st, "InMcastOctets", "received", 8, 1024, RRDDIM_INCREMENTAL);
                    rrddim_add(st, "OutMcastOctets", "sent", -8, 1024, RRDDIM_INCREMENTAL);
                }
                else rrdset_next(st);

                rrddim_set(st, "InMcastOctets", *ipext_InMcastOctets);
                rrddim_set(st, "OutMcastOctets", *ipext_OutMcastOctets);
                rrdset_done(st);
            }

            // --------------------------------------------------------------------

            if(do_bcast == CONFIG_ONDEMAND_YES || (do_bcast == CONFIG_ONDEMAND_ONDEMAND && (*ipext_InBcastOctets || *ipext_OutBcastOctets))) {
                do_bcast = CONFIG_ONDEMAND_YES;
                st = rrdset_find("ipv4.bcast");
                if(unlikely(!st)) {
                    st = rrdset_create("ipv4", "bcast", NULL, "broadcast", NULL, "IPv4 Broadcast Bandwidth", "kilobits/s", 8000, update_every, RRDSET_TYPE_AREA);
                    st->isdetail = 1;

                    rrddim_add(st, "InBcastOctets", "received", 8, 1024, RRDDIM_INCREMENTAL);
                    rrddim_add(st, "OutBcastOctets", "sent", -8, 1024, RRDDIM_INCREMENTAL);
                }
                else rrdset_next(st);

                rrddim_set(st, "InBcastOctets", *ipext_InBcastOctets);
                rrddim_set(st, "OutBcastOctets", *ipext_OutBcastOctets);
                rrdset_done(st);
            }

            // --------------------------------------------------------------------

            if(do_mcast_p == CONFIG_ONDEMAND_YES || (do_mcast_p == CONFIG_ONDEMAND_ONDEMAND && (*ipext_InMcastPkts || *ipext_OutMcastPkts))) {
                do_mcast_p = CONFIG_ONDEMAND_YES;
                st = rrdset_find("ipv4.mcastpkts");
                if(unlikely(!st)) {
                    st = rrdset_create("ipv4", "mcastpkts", NULL, "multicast", NULL, "IPv4 Multicast Packets", "packets/s", 8600, update_every, RRDSET_TYPE_LINE);
                    st->isdetail = 1;

                    rrddim_add(st, "InMcastPkts", "received", 1, 1, RRDDIM_INCREMENTAL);
                    rrddim_add(st, "OutMcastPkts", "sent", -1, 1, RRDDIM_INCREMENTAL);
                }
                else rrdset_next(st);

                rrddim_set(st, "InMcastPkts", *ipext_InMcastPkts);
                rrddim_set(st, "OutMcastPkts", *ipext_OutMcastPkts);
                rrdset_done(st);
            }

            // --------------------------------------------------------------------

            if(do_bcast_p == CONFIG_ONDEMAND_YES || (do_bcast_p == CONFIG_ONDEMAND_ONDEMAND && (*ipext_InBcastPkts || *ipext_OutBcastPkts))) {
                do_bcast_p = CONFIG_ONDEMAND_YES;
                st = rrdset_find("ipv4.bcastpkts");
                if(unlikely(!st)) {
                    st = rrdset_create("ipv4", "bcastpkts", NULL, "broadcast", NULL, "IPv4 Broadcast Packets", "packets/s", 8500, update_every, RRDSET_TYPE_LINE);
                    st->isdetail = 1;

                    rrddim_add(st, "InBcastPkts", "received", 1, 1, RRDDIM_INCREMENTAL);
                    rrddim_add(st, "OutBcastPkts", "sent", -1, 1, RRDDIM_INCREMENTAL);
                }
                else rrdset_next(st);

                rrddim_set(st, "InBcastPkts", *ipext_InBcastPkts);
                rrddim_set(st, "OutBcastPkts", *ipext_OutBcastPkts);
                rrdset_done(st);
            }

            // --------------------------------------------------------------------

            if(do_ecn == CONFIG_ONDEMAND_YES || (do_ecn == CONFIG_ONDEMAND_ONDEMAND && (*ipext_InCEPkts || *ipext_InECT0Pkts || *ipext_InECT1Pkts || *ipext_InNoECTPkts))) {
                do_ecn = CONFIG_ONDEMAND_YES;
                st = rrdset_find("ipv4.ecnpkts");
                if(unlikely(!st)) {
                    st = rrdset_create("ipv4", "ecnpkts", NULL, "ecn", NULL, "IPv4 ECN Statistics", "packets/s", 8700, update_every, RRDSET_TYPE_LINE);
                    st->isdetail = 1;

                    rrddim_add(st, "InCEPkts", "CEP", 1, 1, RRDDIM_INCREMENTAL);
                    rrddim_add(st, "InNoECTPkts", "NoECTP", -1, 1, RRDDIM_INCREMENTAL);
                    rrddim_add(st, "InECT0Pkts", "ECTP0", 1, 1, RRDDIM_INCREMENTAL);
                    rrddim_add(st, "InECT1Pkts", "ECTP1", 1, 1, RRDDIM_INCREMENTAL);
                }
                else rrdset_next(st);

                rrddim_set(st, "InCEPkts", *ipext_InCEPkts);
                rrddim_set(st, "InNoECTPkts", *ipext_InNoECTPkts);
                rrddim_set(st, "InECT0Pkts", *ipext_InECT0Pkts);
                rrddim_set(st, "InECT1Pkts", *ipext_InECT1Pkts);
                rrdset_done(st);
            }
        }
        else if(unlikely(hash == hash_tcpext && strcmp(key, "TcpExt") == 0)) {
            uint32_t h = l++;

            if(unlikely(strcmp(procfile_lineword(ff, l, 0), "TcpExt") != 0)) {
                error("Cannot read TcpExt line from /proc/net/netstat.");
                break;
            }
            words = procfile_linewords(ff, l);
            if(unlikely(words < 2)) {
                error("Cannot read /proc/net/netstat TcpExt line. Expected 2+ params, read %u.", words);
                continue;
            }

            parse_line_pair(ff, tcpext_data, h, l);

            RRDSET *st;

            // --------------------------------------------------------------------

            if(do_tcpext_memory == CONFIG_ONDEMAND_YES || (do_tcpext_memory == CONFIG_ONDEMAND_ONDEMAND && (*tcpext_TCPMemoryPressures))) {
                do_tcpext_memory = CONFIG_ONDEMAND_YES;
                st = rrdset_find("ipv4.tcpmemorypressures");
                if(unlikely(!st)) {
                    st = rrdset_create("ipv4", "tcpmemorypressures", NULL, "tcp", NULL, "TCP Memory Pressures", "events/s", 3000, update_every, RRDSET_TYPE_LINE);

                    rrddim_add(st, "TCPMemoryPressures",   "pressures",  1, 1, RRDDIM_INCREMENTAL);
                }
                else rrdset_next(st);

                rrddim_set(st, "TCPMemoryPressures", *tcpext_TCPMemoryPressures);
                rrdset_done(st);
            }

            // --------------------------------------------------------------------

            if(do_tcpext_connaborts == CONFIG_ONDEMAND_YES || (do_tcpext_connaborts == CONFIG_ONDEMAND_ONDEMAND && (*tcpext_TCPAbortOnData || *tcpext_TCPAbortOnClose || *tcpext_TCPAbortOnMemory || *tcpext_TCPAbortOnTimeout || *tcpext_TCPAbortOnLinger || *tcpext_TCPAbortFailed))) {
                do_tcpext_connaborts = CONFIG_ONDEMAND_YES;
                st = rrdset_find("ipv4.tcpconnaborts");
                if(unlikely(!st)) {
                    st = rrdset_create("ipv4", "tcpconnaborts", NULL, "tcp", NULL, "TCP Connection Aborts", "connections/s", 3010, update_every, RRDSET_TYPE_LINE);

                    rrddim_add(st, "TCPAbortOnData",    "baddata",     1, 1, RRDDIM_INCREMENTAL);
                    rrddim_add(st, "TCPAbortOnClose",   "userclosed",  1, 1, RRDDIM_INCREMENTAL);
                    rrddim_add(st, "TCPAbortOnMemory",  "nomemory",    1, 1, RRDDIM_INCREMENTAL);
                    rrddim_add(st, "TCPAbortOnTimeout", "timeout",     1, 1, RRDDIM_INCREMENTAL);
                    rrddim_add(st, "TCPAbortOnLinger",  "linger",      1, 1, RRDDIM_INCREMENTAL);
                    rrddim_add(st, "TCPAbortFailed",    "failed",     -1, 1, RRDDIM_INCREMENTAL);
                }
                else rrdset_next(st);

                rrddim_set(st, "TCPAbortOnData",    *tcpext_TCPAbortOnData);
                rrddim_set(st, "TCPAbortOnClose",   *tcpext_TCPAbortOnClose);
                rrddim_set(st, "TCPAbortOnMemory",  *tcpext_TCPAbortOnMemory);
                rrddim_set(st, "TCPAbortOnTimeout", *tcpext_TCPAbortOnTimeout);
                rrddim_set(st, "TCPAbortOnLinger",  *tcpext_TCPAbortOnLinger);
                rrddim_set(st, "TCPAbortFailed",    *tcpext_TCPAbortFailed);
                rrdset_done(st);
            }
            // --------------------------------------------------------------------

            if(do_tcpext_reorder == CONFIG_ONDEMAND_YES || (do_tcpext_reorder == CONFIG_ONDEMAND_ONDEMAND && (*tcpext_TCPRenoReorder || *tcpext_TCPFACKReorder || *tcpext_TCPSACKReorder || *tcpext_TCPTSReorder))) {
                do_tcpext_reorder = CONFIG_ONDEMAND_YES;
                st = rrdset_find("ipv4.tcpreorders");
                if(unlikely(!st)) {
                    st = rrdset_create("ipv4", "tcpreorders", NULL, "tcp", NULL, "TCP Reordered Packets by Detection Method", "packets/s", 3020, update_every, RRDSET_TYPE_LINE);

                    rrddim_add(st, "TCPTSReorder",   "timestamp",   1, 1, RRDDIM_INCREMENTAL);
                    rrddim_add(st, "TCPSACKReorder", "sack",        1, 1, RRDDIM_INCREMENTAL);
                    rrddim_add(st, "TCPFACKReorder", "fack",        1, 1, RRDDIM_INCREMENTAL);
                    rrddim_add(st, "TCPRenoReorder", "reno",        1, 1, RRDDIM_INCREMENTAL);
                }
                else rrdset_next(st);

                rrddim_set(st, "TCPTSReorder",   *tcpext_TCPTSReorder);
                rrddim_set(st, "TCPSACKReorder", *tcpext_TCPSACKReorder);
                rrddim_set(st, "TCPFACKReorder", *tcpext_TCPFACKReorder);
                rrddim_set(st, "TCPRenoReorder", *tcpext_TCPRenoReorder);
                rrdset_done(st);
            }

            // --------------------------------------------------------------------

            if(do_tcpext_ofo == CONFIG_ONDEMAND_YES || (do_tcpext_ofo == CONFIG_ONDEMAND_ONDEMAND && (*tcpext_TCPOFOQueue || *tcpext_TCPOFODrop || *tcpext_TCPOFOMerge))) {
                do_tcpext_ofo = CONFIG_ONDEMAND_YES;
                st = rrdset_find("ipv4.tcpofo");
                if(unlikely(!st)) {
                    st = rrdset_create("ipv4", "tcpofo", NULL, "tcp", NULL, "TCP Out-Of-Order Queue", "packets/s", 3050, update_every, RRDSET_TYPE_LINE);

                    rrddim_add(st, "TCPOFOQueue", "inqueue",  1, 1, RRDDIM_INCREMENTAL);
                    rrddim_add(st, "TCPOFODrop",  "dropped", -1, 1, RRDDIM_INCREMENTAL);
                    rrddim_add(st, "TCPOFOMerge", "merged",   1, 1, RRDDIM_INCREMENTAL);
                    rrddim_add(st, "OfoPruned",   "pruned",  -1, 1, RRDDIM_INCREMENTAL);
                }
                else rrdset_next(st);

                rrddim_set(st, "TCPOFOQueue",   *tcpext_TCPOFOQueue);
                rrddim_set(st, "TCPOFODrop",    *tcpext_TCPOFODrop);
                rrddim_set(st, "TCPOFOMerge",   *tcpext_TCPOFOMerge);
                rrddim_set(st, "OfoPruned",     *tcpext_OfoPruned);
                rrdset_done(st);
            }

            // --------------------------------------------------------------------

            if(do_tcpext_syscookies == CONFIG_ONDEMAND_YES || (do_tcpext_syscookies == CONFIG_ONDEMAND_ONDEMAND && (*tcpext_SyncookiesSent || *tcpext_SyncookiesRecv || *tcpext_SyncookiesFailed))) {
                do_tcpext_syscookies = CONFIG_ONDEMAND_YES;
                st = rrdset_find("ipv4.tcpsyncookies");
                if(unlikely(!st)) {
                    st = rrdset_create("ipv4", "tcpsyncookies", NULL, "tcp", NULL, "TCP SYN Cookies", "packets/s", 3100, update_every, RRDSET_TYPE_LINE);

                    rrddim_add(st, "SyncookiesRecv",   "received",  1, 1, RRDDIM_INCREMENTAL);
                    rrddim_add(st, "SyncookiesSent",   "sent",     -1, 1, RRDDIM_INCREMENTAL);
                    rrddim_add(st, "SyncookiesFailed", "failed",   -1, 1, RRDDIM_INCREMENTAL);
                }
                else rrdset_next(st);

                rrddim_set(st, "SyncookiesRecv",   *tcpext_SyncookiesRecv);
                rrddim_set(st, "SyncookiesSent",   *tcpext_SyncookiesSent);
                rrddim_set(st, "SyncookiesFailed", *tcpext_SyncookiesFailed);
                rrdset_done(st);
            }

        }
    }

    return 0;
}
Example #4
0
int do_proc_vmstat(int update_every, usec_t dt) {
    (void)dt;

    static procfile *ff = NULL;
    static int do_swapio = -1, do_io = -1, do_pgfaults = -1, do_numa = -1;
    static int has_numa = -1;

    static ARL_BASE *arl_base = NULL;
    static unsigned long long numa_foreign = 0ULL;
    static unsigned long long numa_hint_faults = 0ULL;
    static unsigned long long numa_hint_faults_local = 0ULL;
    static unsigned long long numa_huge_pte_updates = 0ULL;
    static unsigned long long numa_interleave = 0ULL;
    static unsigned long long numa_local = 0ULL;
    static unsigned long long numa_other = 0ULL;
    static unsigned long long numa_pages_migrated = 0ULL;
    static unsigned long long numa_pte_updates = 0ULL;
    static unsigned long long pgfault = 0ULL;
    static unsigned long long pgmajfault = 0ULL;
    static unsigned long long pgpgin = 0ULL;
    static unsigned long long pgpgout = 0ULL;
    static unsigned long long pswpin = 0ULL;
    static unsigned long long pswpout = 0ULL;

    if(unlikely(!arl_base)) {
        do_swapio = config_get_boolean_ondemand("plugin:proc:/proc/vmstat", "swap i/o", CONFIG_BOOLEAN_AUTO);
        do_io = config_get_boolean("plugin:proc:/proc/vmstat", "disk i/o", 1);
        do_pgfaults = config_get_boolean("plugin:proc:/proc/vmstat", "memory page faults", 1);
        do_numa = config_get_boolean_ondemand("plugin:proc:/proc/vmstat", "system-wide numa metric summary", CONFIG_BOOLEAN_AUTO);


        arl_base = arl_create("vmstat", NULL, 60);
        arl_expect(arl_base, "pgfault", &pgfault);
        arl_expect(arl_base, "pgmajfault", &pgmajfault);
        arl_expect(arl_base, "pgpgin", &pgpgin);
        arl_expect(arl_base, "pgpgout", &pgpgout);
        arl_expect(arl_base, "pswpin", &pswpin);
        arl_expect(arl_base, "pswpout", &pswpout);

        if(do_numa == CONFIG_BOOLEAN_YES || (do_numa == CONFIG_BOOLEAN_AUTO && get_numa_node_count() >= 2)) {
            arl_expect(arl_base, "numa_foreign", &numa_foreign);
            arl_expect(arl_base, "numa_hint_faults_local", &numa_hint_faults_local);
            arl_expect(arl_base, "numa_hint_faults", &numa_hint_faults);
            arl_expect(arl_base, "numa_huge_pte_updates", &numa_huge_pte_updates);
            arl_expect(arl_base, "numa_interleave", &numa_interleave);
            arl_expect(arl_base, "numa_local", &numa_local);
            arl_expect(arl_base, "numa_other", &numa_other);
            arl_expect(arl_base, "numa_pages_migrated", &numa_pages_migrated);
            arl_expect(arl_base, "numa_pte_updates", &numa_pte_updates);
        }
        else {
            // Do not expect numa metrics when they are not needed.
            // By not adding them, the ARL will stop processing the file
            // when all the expected metrics are collected.
            // Also ARL will not parse their values.
            has_numa = 0;
            do_numa = CONFIG_BOOLEAN_NO;
        }
    }

    if(unlikely(!ff)) {
        char filename[FILENAME_MAX + 1];
        snprintfz(filename, FILENAME_MAX, "%s%s", netdata_configured_host_prefix, "/proc/vmstat");
        ff = procfile_open(config_get("plugin:proc:/proc/vmstat", "filename to monitor", filename), " \t:", PROCFILE_FLAG_DEFAULT);
        if(unlikely(!ff)) return 1;
    }

    ff = procfile_readall(ff);
    if(unlikely(!ff)) return 0; // we return 0, so that we will retry to open it next time

    size_t lines = procfile_lines(ff), l;

    arl_begin(arl_base);
    for(l = 0; l < lines ;l++) {
        size_t words = procfile_linewords(ff, l);
        if(unlikely(words < 2)) {
            if(unlikely(words)) error("Cannot read /proc/vmstat line %zu. Expected 2 params, read %zu.", l, words);
            continue;
        }

        if(unlikely(arl_check(arl_base,
                procfile_lineword(ff, l, 0),
                procfile_lineword(ff, l, 1)))) break;
    }

    // --------------------------------------------------------------------

    if(pswpin || pswpout || do_swapio == CONFIG_BOOLEAN_YES) {
        do_swapio = CONFIG_BOOLEAN_YES;

        static RRDSET *st_swapio = NULL;
        static RRDDIM *rd_in = NULL, *rd_out = NULL;

        if(unlikely(!st_swapio)) {
            st_swapio = rrdset_create_localhost(
                    "system"
                    , "swapio"
                    , NULL
                    , "swap"
                    , NULL
                    , "Swap I/O"
                    , "kilobytes/s"
                    , 250
                    , update_every
                    , RRDSET_TYPE_AREA
            );

            rd_in  = rrddim_add(st_swapio, "in",  NULL,  sysconf(_SC_PAGESIZE), 1024, RRD_ALGORITHM_INCREMENTAL);
            rd_out = rrddim_add(st_swapio, "out", NULL, -sysconf(_SC_PAGESIZE), 1024, RRD_ALGORITHM_INCREMENTAL);
        }
        else rrdset_next(st_swapio);

        rrddim_set_by_pointer(st_swapio, rd_in, pswpin);
        rrddim_set_by_pointer(st_swapio, rd_out, pswpout);
        rrdset_done(st_swapio);
    }

    // --------------------------------------------------------------------

    if(do_io) {
        static RRDSET *st_io = NULL;
        static RRDDIM *rd_in = NULL, *rd_out = NULL;

        if(unlikely(!st_io)) {
            st_io = rrdset_create_localhost(
                    "system"
                    , "io"
                    , NULL
                    , "disk"
                    , NULL
                    , "Disk I/O"
                    , "kilobytes/s"
                    , 150
                    , update_every
                    , RRDSET_TYPE_AREA
            );

            rd_in  = rrddim_add(st_io, "in",  NULL,  1, 1, RRD_ALGORITHM_INCREMENTAL);
            rd_out = rrddim_add(st_io, "out", NULL, -1, 1, RRD_ALGORITHM_INCREMENTAL);
        }
        else rrdset_next(st_io);

        rrddim_set_by_pointer(st_io, rd_in, pgpgin);
        rrddim_set_by_pointer(st_io, rd_out, pgpgout);
        rrdset_done(st_io);
    }

    // --------------------------------------------------------------------

    if(do_pgfaults) {
        static RRDSET *st_pgfaults = NULL;
        static RRDDIM *rd_minor = NULL, *rd_major = NULL;

        if(unlikely(!st_pgfaults)) {
            st_pgfaults = rrdset_create_localhost(
                    "mem"
                    , "pgfaults"
                    , NULL
                    , "system"
                    , NULL
                    , "Memory Page Faults"
                    , "page faults/s"
                    , 500
                    , update_every
                    , RRDSET_TYPE_LINE
            );

            rrdset_flag_set(st_pgfaults, RRDSET_FLAG_DETAIL);

            rd_minor = rrddim_add(st_pgfaults, "minor", NULL,  1, 1, RRD_ALGORITHM_INCREMENTAL);
            rd_major = rrddim_add(st_pgfaults, "major", NULL, -1, 1, RRD_ALGORITHM_INCREMENTAL);
        }
        else rrdset_next(st_pgfaults);

        rrddim_set_by_pointer(st_pgfaults, rd_minor, pgfault);
        rrddim_set_by_pointer(st_pgfaults, rd_major, pgmajfault);
        rrdset_done(st_pgfaults);
    }

    // --------------------------------------------------------------------

    // Ondemand criteria for NUMA. Since this won't change at run time, we
    // check it only once. We check whether the node count is >= 2 because
    // single-node systems have uninteresting statistics (since all accesses
    // are local).
    if(unlikely(has_numa == -1))

        has_numa = (numa_local || numa_foreign || numa_interleave || numa_other || numa_pte_updates ||
                     numa_huge_pte_updates || numa_hint_faults || numa_hint_faults_local || numa_pages_migrated) ? 1 : 0;

    if(do_numa == CONFIG_BOOLEAN_YES || (do_numa == CONFIG_BOOLEAN_AUTO && has_numa)) {
        do_numa = CONFIG_BOOLEAN_YES;

        static RRDSET *st_numa = NULL;
        static RRDDIM *rd_local = NULL, *rd_foreign = NULL, *rd_interleave = NULL, *rd_other = NULL, *rd_pte_updates = NULL, *rd_huge_pte_updates = NULL, *rd_hint_faults = NULL, *rd_hint_faults_local = NULL, *rd_pages_migrated = NULL;

        if(unlikely(!st_numa)) {
            st_numa = rrdset_create_localhost(
                    "mem"
                    , "numa"
                    , NULL
                    , "numa"
                    , NULL
                    , "NUMA events"
                    , "events/s"
                    , 800
                    , update_every
                    , RRDSET_TYPE_LINE
            );

            rrdset_flag_set(st_numa, RRDSET_FLAG_DETAIL);

            // These depend on CONFIG_NUMA in the kernel.
            rd_local             = rrddim_add(st_numa, "local",             NULL, 1, 1, RRD_ALGORITHM_INCREMENTAL);
            rd_foreign           = rrddim_add(st_numa, "foreign",           NULL, 1, 1, RRD_ALGORITHM_INCREMENTAL);
            rd_interleave        = rrddim_add(st_numa, "interleave",        NULL, 1, 1, RRD_ALGORITHM_INCREMENTAL);
            rd_other             = rrddim_add(st_numa, "other",             NULL, 1, 1, RRD_ALGORITHM_INCREMENTAL);

            // The following stats depend on CONFIG_NUMA_BALANCING in the
            // kernel.
            rd_pte_updates       = rrddim_add(st_numa, "pte_updates",       NULL, 1, 1, RRD_ALGORITHM_INCREMENTAL);
            rd_huge_pte_updates  = rrddim_add(st_numa, "huge_pte_updates",  NULL, 1, 1, RRD_ALGORITHM_INCREMENTAL);
            rd_hint_faults       = rrddim_add(st_numa, "hint_faults",       NULL, 1, 1, RRD_ALGORITHM_INCREMENTAL);
            rd_hint_faults_local = rrddim_add(st_numa, "hint_faults_local", NULL, 1, 1, RRD_ALGORITHM_INCREMENTAL);
            rd_pages_migrated    = rrddim_add(st_numa, "pages_migrated",    NULL, 1, 1, RRD_ALGORITHM_INCREMENTAL);
        }
        else rrdset_next(st_numa);

        rrddim_set_by_pointer(st_numa, rd_local,             numa_local);
        rrddim_set_by_pointer(st_numa, rd_foreign,           numa_foreign);
        rrddim_set_by_pointer(st_numa, rd_interleave,        numa_interleave);
        rrddim_set_by_pointer(st_numa, rd_other,             numa_other);

        rrddim_set_by_pointer(st_numa, rd_pte_updates,       numa_pte_updates);
        rrddim_set_by_pointer(st_numa, rd_huge_pte_updates,  numa_huge_pte_updates);
        rrddim_set_by_pointer(st_numa, rd_hint_faults,       numa_hint_faults);
        rrddim_set_by_pointer(st_numa, rd_hint_faults_local, numa_hint_faults_local);
        rrddim_set_by_pointer(st_numa, rd_pages_migrated,    numa_pages_migrated);

        rrdset_done(st_numa);
    }

    return 0;
}
int do_proc_sys_devices_system_edac_mc(int update_every, usec_t dt) {
    (void)dt;

    if(unlikely(mc_root == NULL)) {
        find_all_mc();
        if(unlikely(mc_root == NULL))
            return 1;
    }

    static int do_ce = -1, do_ue = -1;
    calculated_number ce_sum = 0, ue_sum = 0;
    struct mc *m;

    if(unlikely(do_ce == -1)) {
        do_ce = config_get_boolean_ondemand("plugin:proc:/sys/devices/system/edac/mc", "enable ECC memory correctable errors", CONFIG_BOOLEAN_AUTO);
        do_ue = config_get_boolean_ondemand("plugin:proc:/sys/devices/system/edac/mc", "enable ECC memory uncorrectable errors", CONFIG_BOOLEAN_AUTO);
    }

    if(do_ce != CONFIG_BOOLEAN_NO) {
        for(m = mc_root; m; m = m->next) {
            if(m->ce_count_filename) {
                m->ce_updated = 0;

                if(unlikely(!m->ce_ff)) {
                    m->ce_ff = procfile_open(m->ce_count_filename, " \t", PROCFILE_FLAG_DEFAULT);
                    if(unlikely(!m->ce_ff))
                        continue;
                }

                m->ce_ff = procfile_readall(m->ce_ff);
                if(unlikely(!m->ce_ff || procfile_lines(m->ce_ff) < 1 || procfile_linewords(m->ce_ff, 0) < 1))
                    continue;

                m->ce_count = str2ull(procfile_lineword(m->ce_ff, 0, 0));
                ce_sum += m->ce_count;
                m->ce_updated = 1;
            }
        }
    }

    if(do_ue != CONFIG_BOOLEAN_NO) {
        for(m = mc_root; m; m = m->next) {
            if(m->ue_count_filename) {
                m->ue_updated = 0;

                if(unlikely(!m->ue_ff)) {
                    m->ue_ff = procfile_open(m->ue_count_filename, " \t", PROCFILE_FLAG_DEFAULT);
                    if(unlikely(!m->ue_ff))
                        continue;
                }

                m->ue_ff = procfile_readall(m->ue_ff);
                if(unlikely(!m->ue_ff || procfile_lines(m->ue_ff) < 1 || procfile_linewords(m->ue_ff, 0) < 1))
                    continue;

                m->ue_count = str2ull(procfile_lineword(m->ue_ff, 0, 0));
                ue_sum += m->ue_count;
                m->ue_updated = 1;
            }
        }
    }

    // --------------------------------------------------------------------

    if(do_ce == CONFIG_BOOLEAN_YES || (do_ce == CONFIG_BOOLEAN_AUTO && ce_sum > 0)) {
        do_ce = CONFIG_BOOLEAN_YES;

        static RRDSET *ce_st = NULL;

        if(unlikely(!ce_st)) {
            ce_st = rrdset_create_localhost(
                    "mem"
                    , "ecc_ce"
                    , NULL
                    , "ecc"
                    , NULL
                    , "ECC Memory Correctable Errors"
                    , "errors"
                    , "proc"
                    , "/sys/devices/system/edac/mc"
                    , NETDATA_CHART_PRIO_MEM_HW + 50
                    , update_every
                    , RRDSET_TYPE_LINE
            );
        }
        else
            rrdset_next(ce_st);

        for(m = mc_root; m; m = m->next) {
            if (m->ce_count_filename && m->ce_updated) {
                if(unlikely(!m->ce_rd))
                    m->ce_rd = rrddim_add(ce_st, m->name, NULL, 1, 1, RRD_ALGORITHM_INCREMENTAL);

                rrddim_set_by_pointer(ce_st, m->ce_rd, m->ce_count);
            }
        }

        rrdset_done(ce_st);
    }

    // --------------------------------------------------------------------

    if(do_ue == CONFIG_BOOLEAN_YES || (do_ue == CONFIG_BOOLEAN_AUTO && ue_sum > 0)) {
        do_ue = CONFIG_BOOLEAN_YES;

        static RRDSET *ue_st = NULL;

        if(unlikely(!ue_st)) {
            ue_st = rrdset_create_localhost(
                    "mem"
                    , "ecc_ue"
                    , NULL
                    , "ecc"
                    , NULL
                    , "ECC Memory Uncorrectable Errors"
                    , "errors"
                    , "proc"
                    , "/sys/devices/system/edac/mc"
                    , NETDATA_CHART_PRIO_MEM_HW + 60
                    , update_every
                    , RRDSET_TYPE_LINE
            );
        }
        else
            rrdset_next(ue_st);

        for(m = mc_root; m; m = m->next) {
            if (m->ue_count_filename && m->ue_updated) {
                if(unlikely(!m->ue_rd))
                    m->ue_rd = rrddim_add(ue_st, m->name, NULL, 1, 1, RRD_ALGORITHM_INCREMENTAL);

                rrddim_set_by_pointer(ue_st, m->ue_rd, m->ue_count);
            }
        }

        rrdset_done(ue_st);
    }

    return 0;
}
int do_sys_class_power_supply(int update_every, usec_t dt) {
    (void)dt;
    static int do_capacity = -1, do_property[3] = {-1};
    static int keep_fds_open = CONFIG_BOOLEAN_NO, keep_fds_open_config = -1;
    static char *dirname = NULL;

    if(unlikely(do_capacity == -1)) {
        do_capacity    = config_get_boolean("plugin:proc:/sys/class/power_supply", "battery capacity", CONFIG_BOOLEAN_YES);
        do_property[0] = config_get_boolean("plugin:proc:/sys/class/power_supply", "battery charge", CONFIG_BOOLEAN_NO);
        do_property[1] = config_get_boolean("plugin:proc:/sys/class/power_supply", "battery energy", CONFIG_BOOLEAN_NO);
        do_property[2] = config_get_boolean("plugin:proc:/sys/class/power_supply", "power supply voltage", CONFIG_BOOLEAN_NO);

        keep_fds_open_config = config_get_boolean_ondemand("plugin:proc:/sys/class/power_supply", "keep files open", CONFIG_BOOLEAN_AUTO);

        char filename[FILENAME_MAX + 1];
        snprintfz(filename, FILENAME_MAX, "%s%s", netdata_configured_host_prefix, "/sys/class/power_supply");
        dirname = config_get("plugin:proc:/sys/class/power_supply", "directory to monitor", filename);
    }

    DIR *dir = opendir(dirname);
    if(unlikely(!dir)) {
        error("Cannot read directory '%s'", dirname);
        return 1;
    }

    struct dirent *de = NULL;
    while(likely(de = readdir(dir))) {
        if(likely(de->d_type == DT_DIR
            && (
                (de->d_name[0] == '.' && de->d_name[1] == '\0')
                || (de->d_name[0] == '.' && de->d_name[1] == '.' && de->d_name[2] == '\0')
                )))
            continue;

        if(likely(de->d_type == DT_LNK || de->d_type == DT_DIR)) {
            uint32_t hash = simple_hash(de->d_name);

            struct power_supply *ps;
            for(ps = power_supply_root; ps; ps = ps->next) {
                if(unlikely(ps->hash == hash && !strcmp(ps->name, de->d_name))) {
                    ps->found = 1;
                    break;
                }
            }

            // allocate memory for power supply and initialize it
            if(unlikely(!ps)) {
                ps = callocz(sizeof(struct power_supply), 1);
                ps->name = strdupz(de->d_name);
                ps->hash = simple_hash(de->d_name);
                ps->found = 1;
                ps->next = power_supply_root;
                power_supply_root = ps;

                struct stat stbuf;
                if(likely(do_capacity != CONFIG_BOOLEAN_NO)) {
                    char filename[FILENAME_MAX + 1];
                    snprintfz(filename, FILENAME_MAX, "%s/%s/%s", dirname, de->d_name, "capacity");
                    if (stat(filename, &stbuf) == 0) {
                        ps->capacity = callocz(sizeof(struct capacity), 1);
                        ps->capacity->filename = strdupz(filename);
                        ps->capacity->fd = -1;
                        files_num++;
                    }
                }

                // allocate memory and initialize structures for every property and file found
                size_t pr_idx, pd_idx;
                size_t prev_idx = 3; // there is no property with this index

                for(pr_idx = 0; pr_idx < 3; pr_idx++) {
                    if(unlikely(do_property[pr_idx] != CONFIG_BOOLEAN_NO)) {
                        struct ps_property *pr = NULL;

                        for(pd_idx = pr_idx * 5; pd_idx < pr_idx * 5 + 5; pd_idx++) {

                            // check if file exists
                            char filename[FILENAME_MAX + 1];
                            snprintfz(filename, FILENAME_MAX, "%s/%s/%s_%s", dirname, de->d_name,
                                      ps_property_names[pr_idx], ps_property_dim_names[pd_idx]);
                            if (stat(filename, &stbuf) == 0) {

                                // add chart
                                if(unlikely(prev_idx != pr_idx)) {
                                    pr = callocz(sizeof(struct ps_property), 1);
                                    pr->name = strdupz(ps_property_names[pr_idx]);
                                    pr->title = strdupz(ps_property_titles[pr_idx]);
                                    pr->units = strdupz(ps_property_units[pr_idx]);
                                    prev_idx = pr_idx;
                                    pr->next = ps->property_root;
                                    ps->property_root = pr;
                                }

                                // add dimension
                                struct ps_property_dim *pd;
                                pd= callocz(sizeof(struct ps_property_dim), 1);
                                pd->name = strdupz(ps_property_dim_names[pd_idx]);
                                pd->filename = strdupz(filename);
                                pd->fd = -1;
                                files_num++;
                                pd->next = pr->property_dim_root;
                                pr->property_dim_root = pd;
                            }
                        }
                    }
                }
            }

            // read capacity file
            if(likely(ps->capacity)) {
                char buffer[30 + 1];

                if(unlikely(ps->capacity->fd == -1)) {
                    ps->capacity->fd = open(ps->capacity->filename, O_RDONLY, 0666);
                    if(unlikely(ps->capacity->fd == -1)) {
                        error("Cannot open file '%s'", ps->capacity->filename);
                        power_supply_free(ps);
                    }
                }

                ssize_t r = read(ps->capacity->fd, buffer, 30);
                if(unlikely(r < 1)) {
                    error("Cannot read file '%s'", ps->capacity->filename);
                    power_supply_free(ps);
                }
                else {
                    buffer[r] = '\0';
                    ps->capacity->value = str2ull(buffer);
                }

                if(unlikely(!keep_fds_open)) {
                    close(ps->capacity->fd);
                    ps->capacity->fd = -1;
                }
                else if(unlikely(lseek(ps->capacity->fd, 0, SEEK_SET) == -1)) {
                    error("Cannot seek in file '%s'", ps->capacity->filename);
                    close(ps->capacity->fd);
                    ps->capacity->fd = -1;
                }
            }

            // read property files
            int read_error = 0;
            struct ps_property *pr;
            for(pr = ps->property_root; pr && !read_error; pr = pr->next) {
                struct ps_property_dim *pd;
                for(pd = pr->property_dim_root; pd; pd = pd->next) {
                    char buffer[30 + 1];

                    if(unlikely(pd->fd == -1)) {
                        pd->fd = open(pd->filename, O_RDONLY, 0666);
                        if(unlikely(pd->fd == -1)) {
                            error("Cannot open file '%s'", pd->filename);
                            read_error = 1;
                            power_supply_free(ps);
                            break;
                        }
                    }

                    ssize_t r = read(pd->fd, buffer, 30);
                    if(unlikely(r < 1)) {
                        error("Cannot read file '%s'", pd->filename);
                        read_error = 1;
                        power_supply_free(ps);
                        break;
                    }
                    buffer[r] = '\0';
                    pd->value = str2ull(buffer);

                    if(unlikely(!keep_fds_open)) {
                        close(pd->fd);
                        pd->fd = -1;
                    }
                    else if(unlikely(lseek(pd->fd, 0, SEEK_SET) == -1)) {
                        error("Cannot seek in file '%s'", pd->filename);
                        close(pd->fd);
                        pd->fd = -1;
                    }
                }
            }
        }
    }

    closedir(dir);

    keep_fds_open = keep_fds_open_config;
    if(likely(keep_fds_open_config == CONFIG_BOOLEAN_AUTO)) {
        if(unlikely(files_num > 32))
            keep_fds_open = CONFIG_BOOLEAN_NO;
        else
            keep_fds_open = CONFIG_BOOLEAN_YES;
    }

    // --------------------------------------------------------------------

    struct power_supply *ps = power_supply_root;
    while(unlikely(ps)) {
        if(unlikely(!ps->found)) {
            struct power_supply *f = ps;
            ps = ps->next;
            power_supply_free(f);
            continue;
        }

        if(likely(ps->capacity)) {
            if(unlikely(!ps->capacity->st)) {
                ps->capacity->st = rrdset_create_localhost(
                        "powersupply_capacity"
                        , ps->name
                        , NULL
                        , ps->name
                        , "powersupply.capacity"
                        , "Battery capacity"
                        , "percentage"
                        , PLUGIN_PROC_NAME
                        , PLUGIN_PROC_MODULE_POWER_SUPPLY_NAME
                        , NETDATA_CHART_PRIO_POWER_SUPPLY_CAPACITY
                        , update_every
                        , RRDSET_TYPE_LINE
                );
            }
            else
                rrdset_next(ps->capacity->st);

            if(unlikely(!ps->capacity->rd)) ps->capacity->rd = rrddim_add(ps->capacity->st, "capacity", NULL, 1, 1, RRD_ALGORITHM_ABSOLUTE);
            rrddim_set_by_pointer(ps->capacity->st, ps->capacity->rd, ps->capacity->value);

            rrdset_done(ps->capacity->st);
        }

        struct ps_property *pr;
        for(pr = ps->property_root; pr; pr = pr->next) {
            if(unlikely(!pr->st)) {
                char id[RRD_ID_LENGTH_MAX + 1], context[RRD_ID_LENGTH_MAX + 1];
                snprintfz(id, RRD_ID_LENGTH_MAX, "powersupply_%s", pr->name);
                snprintfz(context, RRD_ID_LENGTH_MAX, "powersupply.%s", pr->name);

                pr->st = rrdset_create_localhost(
                        id
                        , ps->name
                        , NULL
                        , ps->name
                        , context
                        , pr->title
                        , pr->units
                        , PLUGIN_PROC_NAME
                        , PLUGIN_PROC_MODULE_POWER_SUPPLY_NAME
                        , NETDATA_CHART_PRIO_POWER_SUPPLY_CAPACITY
                        , update_every
                        , RRDSET_TYPE_LINE
                );
            }
            else
                rrdset_next(pr->st);

            struct ps_property_dim *pd;
            for(pd = pr->property_dim_root; pd; pd = pd->next) {
                if(unlikely(!pd->rd)) pd->rd = rrddim_add(pr->st, pd->name, NULL, 1, 1000000, RRD_ALGORITHM_ABSOLUTE);
                rrddim_set_by_pointer(pr->st, pd->rd, pd->value);
            }

            rrdset_done(pr->st);
        }

        ps->found = 0;
        ps = ps->next;
    }

    return 0;
}
Example #7
0
int do_proc_net_dev(int update_every, usec_t dt) {
    static procfile *ff = NULL;
    static int enable_new_interfaces = -1, enable_ifb_interfaces = -1;
    static int do_bandwidth = -1, do_packets = -1, do_errors = -1, do_drops = -1, do_fifo = -1, do_compressed = -1, do_events = -1;

    if(dt) {};

    if(!ff) {
        char filename[FILENAME_MAX + 1];
        snprintfz(filename, FILENAME_MAX, "%s%s", global_host_prefix, "/proc/net/dev");
        ff = procfile_open(config_get("plugin:proc:/proc/net/dev", "filename to monitor", filename), " \t,:|", PROCFILE_FLAG_DEFAULT);
    }
    if(!ff) return 1;

    ff = procfile_readall(ff);
    if(!ff) return 0; // we return 0, so that we will retry to open it next time

    if(enable_new_interfaces == -1) enable_new_interfaces = config_get_boolean_ondemand("plugin:proc:/proc/net/dev", "enable new interfaces detected at runtime", CONFIG_ONDEMAND_ONDEMAND);
    if(enable_ifb_interfaces == -1) enable_ifb_interfaces = config_get_boolean_ondemand("plugin:proc:/proc/net/dev", "enable ifb interfaces", CONFIG_ONDEMAND_NO);

    if(do_bandwidth == -1)  do_bandwidth    = config_get_boolean_ondemand("plugin:proc:/proc/net/dev", "bandwidth for all interfaces", CONFIG_ONDEMAND_ONDEMAND);
    if(do_packets == -1)    do_packets      = config_get_boolean_ondemand("plugin:proc:/proc/net/dev", "packets for all interfaces", CONFIG_ONDEMAND_ONDEMAND);
    if(do_errors == -1)     do_errors       = config_get_boolean_ondemand("plugin:proc:/proc/net/dev", "errors for all interfaces", CONFIG_ONDEMAND_ONDEMAND);
    if(do_drops == -1)      do_drops        = config_get_boolean_ondemand("plugin:proc:/proc/net/dev", "drops for all interfaces", CONFIG_ONDEMAND_ONDEMAND);
    if(do_fifo == -1)       do_fifo         = config_get_boolean_ondemand("plugin:proc:/proc/net/dev", "fifo for all interfaces", CONFIG_ONDEMAND_ONDEMAND);
    if(do_compressed == -1) do_compressed   = config_get_boolean_ondemand("plugin:proc:/proc/net/dev", "compressed packets for all interfaces", CONFIG_ONDEMAND_ONDEMAND);
    if(do_events == -1)     do_events       = config_get_boolean_ondemand("plugin:proc:/proc/net/dev", "frames, collisions, carrier counters for all interfaces", CONFIG_ONDEMAND_ONDEMAND);

    uint32_t lines = procfile_lines(ff), l;

    char *iface;
    unsigned long long rbytes, rpackets, rerrors, rdrops, rfifo, rframe, rcompressed, rmulticast;
    unsigned long long tbytes, tpackets, terrors, tdrops, tfifo, tcollisions, tcarrier, tcompressed;

    for(l = 2; l < lines ;l++) {
        uint32_t words = procfile_linewords(ff, l);
        if(words < 17) continue;

        iface       = procfile_lineword(ff, l, 0);

        rbytes      = strtoull(procfile_lineword(ff, l, 1), NULL, 10);
        rpackets    = strtoull(procfile_lineword(ff, l, 2), NULL, 10);
        rerrors     = strtoull(procfile_lineword(ff, l, 3), NULL, 10);
        rdrops      = strtoull(procfile_lineword(ff, l, 4), NULL, 10);
        rfifo       = strtoull(procfile_lineword(ff, l, 5), NULL, 10);
        rframe      = strtoull(procfile_lineword(ff, l, 6), NULL, 10);
        rcompressed = strtoull(procfile_lineword(ff, l, 7), NULL, 10);
        rmulticast  = strtoull(procfile_lineword(ff, l, 8), NULL, 10);

        tbytes      = strtoull(procfile_lineword(ff, l, 9), NULL, 10);
        tpackets    = strtoull(procfile_lineword(ff, l, 10), NULL, 10);
        terrors     = strtoull(procfile_lineword(ff, l, 11), NULL, 10);
        tdrops      = strtoull(procfile_lineword(ff, l, 12), NULL, 10);
        tfifo       = strtoull(procfile_lineword(ff, l, 13), NULL, 10);
        tcollisions = strtoull(procfile_lineword(ff, l, 14), NULL, 10);
        tcarrier    = strtoull(procfile_lineword(ff, l, 15), NULL, 10);
        tcompressed = strtoull(procfile_lineword(ff, l, 16), NULL, 10);

        int ddo_bandwidth = do_bandwidth, ddo_packets = do_packets, ddo_errors = do_errors, ddo_drops = do_drops, ddo_fifo = do_fifo, ddo_compressed = do_compressed, ddo_events = do_events;

        int default_enable = enable_new_interfaces;

        // prevent unused interfaces from creating charts
        if(strcmp(iface, "lo") == 0)
            default_enable = 0;
        else {
            int len = strlen(iface);
            if(len >= 4 && strcmp(&iface[len-4], "-ifb") == 0)
                default_enable = enable_ifb_interfaces;
        }

        // check if the user wants it
        {
            char var_name[512 + 1];
            snprintfz(var_name, 512, "plugin:proc:/proc/net/dev:%s", iface);
            default_enable = config_get_boolean_ondemand(var_name, "enabled", default_enable);
            if(default_enable == CONFIG_ONDEMAND_NO) continue;
            if(default_enable == CONFIG_ONDEMAND_ONDEMAND && !rbytes && !tbytes) continue;

            ddo_bandwidth = config_get_boolean_ondemand(var_name, "bandwidth", ddo_bandwidth);
            ddo_packets = config_get_boolean_ondemand(var_name, "packets", ddo_packets);
            ddo_errors = config_get_boolean_ondemand(var_name, "errors", ddo_errors);
            ddo_drops = config_get_boolean_ondemand(var_name, "drops", ddo_drops);
            ddo_fifo = config_get_boolean_ondemand(var_name, "fifo", ddo_fifo);
            ddo_compressed = config_get_boolean_ondemand(var_name, "compressed", ddo_compressed);
            ddo_events = config_get_boolean_ondemand(var_name, "events", ddo_events);

            if(ddo_bandwidth == CONFIG_ONDEMAND_ONDEMAND && rbytes == 0 && tbytes == 0) ddo_bandwidth = 0;
            if(ddo_errors == CONFIG_ONDEMAND_ONDEMAND && rerrors == 0 && terrors == 0) ddo_errors = 0;
            if(ddo_drops == CONFIG_ONDEMAND_ONDEMAND && rdrops == 0 && tdrops == 0) ddo_drops = 0;
            if(ddo_fifo == CONFIG_ONDEMAND_ONDEMAND && rfifo == 0 && tfifo == 0) ddo_fifo = 0;
            if(ddo_compressed == CONFIG_ONDEMAND_ONDEMAND && rcompressed == 0 && tcompressed == 0) ddo_compressed = 0;
            if(ddo_events == CONFIG_ONDEMAND_ONDEMAND && rframe == 0 && tcollisions == 0 && tcarrier == 0) ddo_events = 0;

            // for absolute values, we need to switch the setting to 'yes'
            // to allow it refresh from now on
            // if(ddo_fifo == CONFIG_ONDEMAND_ONDEMAND) config_set(var_name, "fifo", "yes");
        }

        RRDSET *st;

        // --------------------------------------------------------------------

        if(ddo_bandwidth) {
            st = rrdset_find_bytype("net", iface);
            if(!st) {
                st = rrdset_create("net", iface, NULL, iface, "net.net", "Bandwidth", "kilobits/s", 7000, update_every, RRDSET_TYPE_AREA);

                rrddim_add(st, "received", NULL, 8, 1024, RRDDIM_INCREMENTAL);
                rrddim_add(st, "sent", NULL, -8, 1024, RRDDIM_INCREMENTAL);
            }
            else rrdset_next(st);

            rrddim_set(st, "received", rbytes);
            rrddim_set(st, "sent", tbytes);
            rrdset_done(st);
        }

        // --------------------------------------------------------------------

        if(ddo_packets) {
            st = rrdset_find_bytype("net_packets", iface);
            if(!st) {
                st = rrdset_create("net_packets", iface, NULL, iface, "net.packets", "Packets", "packets/s", 7001, update_every, RRDSET_TYPE_LINE);
                st->isdetail = 1;

                rrddim_add(st, "received", NULL, 1, 1, RRDDIM_INCREMENTAL);
                rrddim_add(st, "sent", NULL, -1, 1, RRDDIM_INCREMENTAL);
                rrddim_add(st, "multicast", NULL, 1, 1, RRDDIM_INCREMENTAL);
            }
            else rrdset_next(st);

            rrddim_set(st, "received", rpackets);
            rrddim_set(st, "sent", tpackets);
            rrddim_set(st, "multicast", rmulticast);
            rrdset_done(st);
        }

        // --------------------------------------------------------------------

        if(ddo_errors) {
            st = rrdset_find_bytype("net_errors", iface);
            if(!st) {
                st = rrdset_create("net_errors", iface, NULL, iface, "net.errors", "Interface Errors", "errors/s", 7002, update_every, RRDSET_TYPE_LINE);
                st->isdetail = 1;

                rrddim_add(st, "inbound", NULL, 1, 1, RRDDIM_INCREMENTAL);
                rrddim_add(st, "outbound", NULL, -1, 1, RRDDIM_INCREMENTAL);
            }
            else rrdset_next(st);

            rrddim_set(st, "inbound", rerrors);
            rrddim_set(st, "outbound", terrors);
            rrdset_done(st);
        }

        // --------------------------------------------------------------------

        if(ddo_drops) {
            st = rrdset_find_bytype("net_drops", iface);
            if(!st) {
                st = rrdset_create("net_drops", iface, NULL, iface, "net.drops", "Interface Drops", "drops/s", 7003, update_every, RRDSET_TYPE_LINE);
                st->isdetail = 1;

                rrddim_add(st, "inbound", NULL, 1, 1, RRDDIM_INCREMENTAL);
                rrddim_add(st, "outbound", NULL, -1, 1, RRDDIM_INCREMENTAL);
            }
            else rrdset_next(st);

            rrddim_set(st, "inbound", rdrops);
            rrddim_set(st, "outbound", tdrops);
            rrdset_done(st);
        }

        // --------------------------------------------------------------------

        if(ddo_fifo) {
            st = rrdset_find_bytype("net_fifo", iface);
            if(!st) {
                st = rrdset_create("net_fifo", iface, NULL, iface, "net.fifo", "Interface FIFO Buffer Errors", "errors", 7004, update_every, RRDSET_TYPE_LINE);
                st->isdetail = 1;

                rrddim_add(st, "receive", NULL, 1, 1, RRDDIM_INCREMENTAL);
                rrddim_add(st, "transmit", NULL, -1, 1, RRDDIM_INCREMENTAL);
            }
            else rrdset_next(st);

            rrddim_set(st, "receive", rfifo);
            rrddim_set(st, "transmit", tfifo);
            rrdset_done(st);
        }

        // --------------------------------------------------------------------

        if(ddo_compressed) {
            st = rrdset_find_bytype("net_compressed", iface);
            if(!st) {
                st = rrdset_create("net_compressed", iface, NULL, iface, "net.compressed", "Compressed Packets", "packets/s", 7005, update_every, RRDSET_TYPE_LINE);
                st->isdetail = 1;

                rrddim_add(st, "received", NULL, 1, 1, RRDDIM_INCREMENTAL);
                rrddim_add(st, "sent", NULL, -1, 1, RRDDIM_INCREMENTAL);
            }
            else rrdset_next(st);

            rrddim_set(st, "received", rcompressed);
            rrddim_set(st, "sent", tcompressed);
            rrdset_done(st);
        }

        // --------------------------------------------------------------------

        if(ddo_events) {
            st = rrdset_find_bytype("net_events", iface);
            if(!st) {
                st = rrdset_create("net_events", iface, NULL, iface, "net.events", "Network Interface Events", "events/s", 7006, update_every, RRDSET_TYPE_LINE);
                st->isdetail = 1;

                rrddim_add(st, "frames", NULL, 1, 1, RRDDIM_INCREMENTAL);
                rrddim_add(st, "collisions", NULL, -1, 1, RRDDIM_INCREMENTAL);
                rrddim_add(st, "carrier", NULL, -1, 1, RRDDIM_INCREMENTAL);
            }
            else rrdset_next(st);

            rrddim_set(st, "frames", rframe);
            rrddim_set(st, "collisions", tcollisions);
            rrddim_set(st, "carrier", tcarrier);
            rrdset_done(st);
        }
    }

    return 0;
}
int do_proc_net_sockstat6(int update_every, usec_t dt) {
    (void)dt;

    static procfile *ff = NULL;

    static uint32_t hash_raw = 0,
                    hash_frag = 0,
                    hash_tcp = 0,
                    hash_udp = 0,
                    hash_udplite = 0;

    static ARL_BASE *arl_tcp = NULL;
    static ARL_BASE *arl_udp = NULL;
    static ARL_BASE *arl_udplite = NULL;
    static ARL_BASE *arl_raw = NULL;
    static ARL_BASE *arl_frag = NULL;

    static int do_tcp_sockets = -1, do_udp_sockets = -1, do_udplite_sockets = -1, do_raw_sockets = -1, do_frag_sockets = -1;

    static char     *keys[6]  = { NULL };
    static uint32_t hashes[6] = { 0 };
    static ARL_BASE *bases[6] = { NULL };

    if(unlikely(!arl_tcp)) {
        do_tcp_sockets     = config_get_boolean_ondemand("plugin:proc:/proc/net/sockstat6", "ipv6 TCP sockets", CONFIG_BOOLEAN_AUTO);
        do_udp_sockets     = config_get_boolean_ondemand("plugin:proc:/proc/net/sockstat6", "ipv6 UDP sockets", CONFIG_BOOLEAN_AUTO);
        do_udplite_sockets = config_get_boolean_ondemand("plugin:proc:/proc/net/sockstat6", "ipv6 UDPLITE sockets", CONFIG_BOOLEAN_AUTO);
        do_raw_sockets     = config_get_boolean_ondemand("plugin:proc:/proc/net/sockstat6", "ipv6 RAW sockets", CONFIG_BOOLEAN_AUTO);
        do_frag_sockets    = config_get_boolean_ondemand("plugin:proc:/proc/net/sockstat6", "ipv6 FRAG sockets", CONFIG_BOOLEAN_AUTO);

        arl_tcp = arl_create("sockstat6/TCP6", arl_callback_str2kernel_uint_t, 60);
        arl_expect(arl_tcp, "inuse",  &sockstat6_root.tcp6_inuse);

        arl_udp = arl_create("sockstat6/UDP6", arl_callback_str2kernel_uint_t, 60);
        arl_expect(arl_udp, "inuse", &sockstat6_root.udp6_inuse);

        arl_udplite = arl_create("sockstat6/UDPLITE6", arl_callback_str2kernel_uint_t, 60);
        arl_expect(arl_udplite, "inuse", &sockstat6_root.udplite6_inuse);

        arl_raw = arl_create("sockstat6/RAW6", arl_callback_str2kernel_uint_t, 60);
        arl_expect(arl_raw, "inuse", &sockstat6_root.raw6_inuse);

        arl_frag = arl_create("sockstat6/FRAG6", arl_callback_str2kernel_uint_t, 60);
        arl_expect(arl_frag, "inuse", &sockstat6_root.frag6_inuse);

        hash_tcp = simple_hash("TCP6");
        hash_udp = simple_hash("UDP6");
        hash_udplite = simple_hash("UDPLITE6");
        hash_raw = simple_hash("RAW6");
        hash_frag = simple_hash("FRAG6");

        keys[0] = "TCP6";     hashes[0] = hash_tcp;     bases[0] = arl_tcp;
        keys[1] = "UDP6";     hashes[1] = hash_udp;     bases[1] = arl_udp;
        keys[2] = "UDPLITE6"; hashes[2] = hash_udplite; bases[2] = arl_udplite;
        keys[3] = "RAW6";     hashes[3] = hash_raw;     bases[3] = arl_raw;
        keys[4] = "FRAG6";    hashes[4] = hash_frag;    bases[4] = arl_frag;
        keys[5] = NULL; // terminator
    }

    if(unlikely(!ff)) {
        char filename[FILENAME_MAX + 1];
        snprintfz(filename, FILENAME_MAX, "%s%s", netdata_configured_host_prefix, "/proc/net/sockstat6");
        ff = procfile_open(config_get("plugin:proc:/proc/net/sockstat6", "filename to monitor", filename), " \t:", PROCFILE_FLAG_DEFAULT);
        if(unlikely(!ff)) return 1;
    }

    ff = procfile_readall(ff);
    if(unlikely(!ff)) return 0; // we return 0, so that we will retry to open it next time

    size_t lines = procfile_lines(ff), l;

    for(l = 0; l < lines ;l++) {
        size_t  words = procfile_linewords(ff, l);
        char     *key = procfile_lineword(ff, l, 0);
        uint32_t hash = simple_hash(key);

        int k;
        for(k = 0; keys[k] ; k++) {
            if(unlikely(hash == hashes[k] && strcmp(key, keys[k]) == 0)) {
                // fprintf(stderr, "KEY: '%s', l=%zu, w=1, words=%zu\n", key, l, words);
                ARL_BASE *arl = bases[k];
                arl_begin(arl);
                size_t w = 1;

                while(w + 1 < words) {
                    char *name  = procfile_lineword(ff, l, w); w++;
                    char *value = procfile_lineword(ff, l, w); w++;
                    // fprintf(stderr, " > NAME '%s', VALUE '%s', l=%zu, w=%zu, words=%zu\n", name, value, l, w, words);
                    if(unlikely(arl_check(arl, name, value) != 0))
                        break;
                }

                break;
            }
        }
    }

    // ------------------------------------------------------------------------

    if(do_tcp_sockets == CONFIG_BOOLEAN_YES || (do_tcp_sockets == CONFIG_BOOLEAN_AUTO && (sockstat6_root.tcp6_inuse))) {
        do_tcp_sockets = CONFIG_BOOLEAN_YES;

        static RRDSET *st = NULL;
        static RRDDIM *rd_inuse = NULL;

        if(unlikely(!st)) {
            st = rrdset_create_localhost(
                    "ipv6"
                    , "sockstat6_tcp_sockets"
                    , NULL
                    , "tcp6"
                    , NULL
                    , "IPv6 TCP Sockets"
                    , "sockets"
                    , PLUGIN_PROC_NAME
                    , PLUGIN_PROC_MODULE_NET_SOCKSTAT6_NAME
                    , NETDATA_CHART_PRIO_IPV6_TCP
                    , update_every
                    , RRDSET_TYPE_LINE
            );

            rd_inuse    = rrddim_add(st, "inuse",     NULL,   1, 1, RRD_ALGORITHM_ABSOLUTE);
        }
        else rrdset_next(st);

        rrddim_set_by_pointer(st, rd_inuse,    (collected_number)sockstat6_root.tcp6_inuse);
        rrdset_done(st);
    }

    // ------------------------------------------------------------------------

    if(do_udp_sockets == CONFIG_BOOLEAN_YES || (do_udp_sockets == CONFIG_BOOLEAN_AUTO && sockstat6_root.udp6_inuse)) {
        do_udp_sockets = CONFIG_BOOLEAN_YES;

        static RRDSET *st = NULL;
        static RRDDIM *rd_inuse = NULL;

        if(unlikely(!st)) {
            st = rrdset_create_localhost(
                    "ipv6"
                    , "sockstat6_udp_sockets"
                    , NULL
                    , "udp6"
                    , NULL
                    , "IPv6 UDP Sockets"
                    , "sockets"
                    , PLUGIN_PROC_NAME
                    , PLUGIN_PROC_MODULE_NET_SOCKSTAT6_NAME
                    , NETDATA_CHART_PRIO_IPV6_UDP
                    , update_every
                    , RRDSET_TYPE_LINE
            );

            rd_inuse    = rrddim_add(st, "inuse",     NULL,   1, 1, RRD_ALGORITHM_ABSOLUTE);
        }
        else rrdset_next(st);

        rrddim_set_by_pointer(st, rd_inuse,    (collected_number)sockstat6_root.udp6_inuse);
        rrdset_done(st);
    }

    // ------------------------------------------------------------------------

    if(do_udplite_sockets == CONFIG_BOOLEAN_YES || (do_udplite_sockets == CONFIG_BOOLEAN_AUTO && sockstat6_root.udplite6_inuse)) {
        do_udplite_sockets = CONFIG_BOOLEAN_YES;

        static RRDSET *st = NULL;
        static RRDDIM *rd_inuse = NULL;

        if(unlikely(!st)) {
            st = rrdset_create_localhost(
                    "ipv6"
                    , "sockstat6_udplite_sockets"
                    , NULL
                    , "udplite6"
                    , NULL
                    , "IPv6 UDPLITE Sockets"
                    , "sockets"
                    , PLUGIN_PROC_NAME
                    , PLUGIN_PROC_MODULE_NET_SOCKSTAT6_NAME
                    , NETDATA_CHART_PRIO_IPV6_UDPLITE
                    , update_every
                    , RRDSET_TYPE_LINE
            );

            rd_inuse    = rrddim_add(st, "inuse",     NULL,   1, 1, RRD_ALGORITHM_ABSOLUTE);
        }
        else rrdset_next(st);

        rrddim_set_by_pointer(st, rd_inuse,    (collected_number)sockstat6_root.udplite6_inuse);
        rrdset_done(st);
    }

    // ------------------------------------------------------------------------

    if(do_raw_sockets == CONFIG_BOOLEAN_YES || (do_raw_sockets == CONFIG_BOOLEAN_AUTO && sockstat6_root.raw6_inuse)) {
        do_raw_sockets = CONFIG_BOOLEAN_YES;

        static RRDSET *st = NULL;
        static RRDDIM *rd_inuse = NULL;

        if(unlikely(!st)) {
            st = rrdset_create_localhost(
                    "ipv6"
                    , "sockstat6_raw_sockets"
                    , NULL
                    , "raw6"
                    , NULL
                    , "IPv6 RAW Sockets"
                    , "sockets"
                    , PLUGIN_PROC_NAME
                    , PLUGIN_PROC_MODULE_NET_SOCKSTAT6_NAME
                    , NETDATA_CHART_PRIO_IPV6_RAW
                    , update_every
                    , RRDSET_TYPE_LINE
            );

            rd_inuse    = rrddim_add(st, "inuse",     NULL,   1, 1, RRD_ALGORITHM_ABSOLUTE);
        }
        else rrdset_next(st);

        rrddim_set_by_pointer(st, rd_inuse,    (collected_number)sockstat6_root.raw6_inuse);
        rrdset_done(st);
    }

    // ------------------------------------------------------------------------

    if(do_frag_sockets == CONFIG_BOOLEAN_YES || (do_frag_sockets == CONFIG_BOOLEAN_AUTO && sockstat6_root.frag6_inuse)) {
        do_frag_sockets = CONFIG_BOOLEAN_YES;

        static RRDSET *st = NULL;
        static RRDDIM *rd_inuse = NULL;

        if(unlikely(!st)) {
            st = rrdset_create_localhost(
                    "ipv6"
                    , "sockstat6_frag_sockets"
                    , NULL
                    , "fragments6"
                    , NULL
                    , "IPv6 FRAG Sockets"
                    , "fragments"
                    , PLUGIN_PROC_NAME
                    , PLUGIN_PROC_MODULE_NET_SOCKSTAT6_NAME
                    , NETDATA_CHART_PRIO_IPV6_FRAGMENTS
                    , update_every
                    , RRDSET_TYPE_LINE
            );

            rd_inuse    = rrddim_add(st, "inuse",     NULL,   1, 1, RRD_ALGORITHM_ABSOLUTE);
        }
        else rrdset_next(st);

        rrddim_set_by_pointer(st, rd_inuse,    (collected_number)sockstat6_root.frag6_inuse);
        rrdset_done(st);
    }

    return 0;
}
Example #9
0
int do_proc_net_netstat(int update_every, unsigned long long dt) {
	static int do_bandwidth = -1, do_inerrors = -1, do_mcast = -1, do_bcast = -1, do_mcast_p = -1, do_bcast_p = -1;
	static procfile *ff = NULL;

	if(do_bandwidth == -1)	do_bandwidth	= config_get_boolean_ondemand("plugin:proc:/proc/net/netstat", "bandwidth", CONFIG_ONDEMAND_ONDEMAND);
	if(do_inerrors == -1)	do_inerrors		= config_get_boolean_ondemand("plugin:proc:/proc/net/netstat", "input errors", CONFIG_ONDEMAND_ONDEMAND);
	if(do_mcast == -1)		do_mcast 		= config_get_boolean_ondemand("plugin:proc:/proc/net/netstat", "multicast bandwidth", CONFIG_ONDEMAND_ONDEMAND);
	if(do_bcast == -1)		do_bcast 		= config_get_boolean_ondemand("plugin:proc:/proc/net/netstat", "broadcast bandwidth", CONFIG_ONDEMAND_ONDEMAND);
	if(do_mcast_p == -1)	do_mcast_p 		= config_get_boolean_ondemand("plugin:proc:/proc/net/netstat", "multicast packets", CONFIG_ONDEMAND_ONDEMAND);
	if(do_bcast_p == -1)	do_bcast_p 		= config_get_boolean_ondemand("plugin:proc:/proc/net/netstat", "broadcast packets", CONFIG_ONDEMAND_ONDEMAND);

	if(dt) {};

	if(!ff) {
		char filename[FILENAME_MAX + 1];
		snprintfz(filename, FILENAME_MAX, "%s%s", global_host_prefix, "/proc/net/netstat");
		ff = procfile_open(config_get("plugin:proc:/proc/net/netstat", "filename to monitor", filename), " \t:", PROCFILE_FLAG_DEFAULT);
	}
	if(!ff) return 1;

	ff = procfile_readall(ff);
	if(!ff) return 0; // we return 0, so that we will retry to open it next time

	uint32_t lines = procfile_lines(ff), l;
	uint32_t words;

	for(l = 0; l < lines ;l++) {
		if(strcmp(procfile_lineword(ff, l, 0), "IpExt") == 0) {
			l++; // we need the next line

			if(strcmp(procfile_lineword(ff, l, 0), "IpExt") != 0) {
				error("Cannot read IpExt line from /proc/net/netstat.");
				break;
			}
			words = procfile_linewords(ff, l);
			if(words < 12) {
				error("Cannot read /proc/net/netstat IpExt line. Expected 12 params, read %d.", words);
				continue;
			}

			unsigned long long
				InNoRoutes = 0, InTruncatedPkts = 0,
				InOctets = 0,  InMcastPkts = 0,  InBcastPkts = 0,  InMcastOctets = 0,  InBcastOctets = 0,
				OutOctets = 0, OutMcastPkts = 0, OutBcastPkts = 0, OutMcastOctets = 0, OutBcastOctets = 0;

			InNoRoutes 			= strtoull(procfile_lineword(ff, l, 1), NULL, 10);
			InTruncatedPkts 	= strtoull(procfile_lineword(ff, l, 2), NULL, 10);
			InMcastPkts 		= strtoull(procfile_lineword(ff, l, 3), NULL, 10);
			OutMcastPkts 		= strtoull(procfile_lineword(ff, l, 4), NULL, 10);
			InBcastPkts 		= strtoull(procfile_lineword(ff, l, 5), NULL, 10);
			OutBcastPkts 		= strtoull(procfile_lineword(ff, l, 6), NULL, 10);
			InOctets 			= strtoull(procfile_lineword(ff, l, 7), NULL, 10);
			OutOctets 			= strtoull(procfile_lineword(ff, l, 8), NULL, 10);
			InMcastOctets 		= strtoull(procfile_lineword(ff, l, 9), NULL, 10);
			OutMcastOctets 		= strtoull(procfile_lineword(ff, l, 10), NULL, 10);
			InBcastOctets 		= strtoull(procfile_lineword(ff, l, 11), NULL, 10);
			OutBcastOctets 		= strtoull(procfile_lineword(ff, l, 12), NULL, 10);

			RRDSET *st;

			// --------------------------------------------------------------------

			if(do_bandwidth == CONFIG_ONDEMAND_YES || (do_bandwidth == CONFIG_ONDEMAND_ONDEMAND && (InOctets || OutOctets))) {
				do_bandwidth = CONFIG_ONDEMAND_YES;
				st = rrdset_find("system.ipv4");
				if(!st) {
					st = rrdset_create("system", "ipv4", NULL, "network", NULL, "IPv4 Bandwidth", "kilobits/s", 500, update_every, RRDSET_TYPE_AREA);

					rrddim_add(st, "received", NULL, 8, 1024, RRDDIM_INCREMENTAL);
					rrddim_add(st, "sent", NULL, -8, 1024, RRDDIM_INCREMENTAL);
				}
				else rrdset_next(st);

				rrddim_set(st, "sent", OutOctets);
				rrddim_set(st, "received", InOctets);
				rrdset_done(st);
			}

			// --------------------------------------------------------------------

			if(do_inerrors == CONFIG_ONDEMAND_YES || (do_inerrors == CONFIG_ONDEMAND_ONDEMAND && (InNoRoutes || InTruncatedPkts))) {
				do_inerrors = CONFIG_ONDEMAND_YES;
				st = rrdset_find("ipv4.inerrors");
				if(!st) {
					st = rrdset_create("ipv4", "inerrors", NULL, "errors", NULL, "IPv4 Input Errors", "packets/s", 4000, update_every, RRDSET_TYPE_LINE);
					st->isdetail = 1;

					rrddim_add(st, "noroutes", NULL, 1, 1, RRDDIM_INCREMENTAL);
					rrddim_add(st, "truncated", NULL, 1, 1, RRDDIM_INCREMENTAL);
				}
				else rrdset_next(st);

				rrddim_set(st, "noroutes", InNoRoutes);
				rrddim_set(st, "truncated", InTruncatedPkts);
				rrdset_done(st);
			}

			// --------------------------------------------------------------------

			if(do_mcast == CONFIG_ONDEMAND_YES || (do_mcast == CONFIG_ONDEMAND_ONDEMAND && (InMcastOctets || OutMcastOctets))) {
				do_mcast = CONFIG_ONDEMAND_YES;
				st = rrdset_find("ipv4.mcast");
				if(!st) {
					st = rrdset_create("ipv4", "mcast", NULL, "multicast", NULL, "IPv4 Multicast Bandwidth", "kilobits/s", 9000, update_every, RRDSET_TYPE_AREA);
					st->isdetail = 1;

					rrddim_add(st, "received", NULL, 8, 1024, RRDDIM_INCREMENTAL);
					rrddim_add(st, "sent", NULL, -8, 1024, RRDDIM_INCREMENTAL);
				}
				else rrdset_next(st);

				rrddim_set(st, "sent", OutMcastOctets);
				rrddim_set(st, "received", InMcastOctets);
				rrdset_done(st);
			}

			// --------------------------------------------------------------------

			if(do_bcast == CONFIG_ONDEMAND_YES || (do_bcast == CONFIG_ONDEMAND_ONDEMAND && (InBcastOctets || OutBcastOctets))) {
				do_bcast = CONFIG_ONDEMAND_YES;
				st = rrdset_find("ipv4.bcast");
				if(!st) {
					st = rrdset_create("ipv4", "bcast", NULL, "broadcast", NULL, "IPv4 Broadcast Bandwidth", "kilobits/s", 8000, update_every, RRDSET_TYPE_AREA);
					st->isdetail = 1;

					rrddim_add(st, "received", NULL, 8, 1024, RRDDIM_INCREMENTAL);
					rrddim_add(st, "sent", NULL, -8, 1024, RRDDIM_INCREMENTAL);
				}
				else rrdset_next(st);

				rrddim_set(st, "sent", OutBcastOctets);
				rrddim_set(st, "received", InBcastOctets);
				rrdset_done(st);
			}

			// --------------------------------------------------------------------

			if(do_mcast_p == CONFIG_ONDEMAND_YES || (do_mcast_p == CONFIG_ONDEMAND_ONDEMAND && (InMcastPkts || OutMcastPkts))) {
				do_mcast_p = CONFIG_ONDEMAND_YES;
				st = rrdset_find("ipv4.mcastpkts");
				if(!st) {
					st = rrdset_create("ipv4", "mcastpkts", NULL, "multicast", NULL, "IPv4 Multicast Packets", "packets/s", 9500, update_every, RRDSET_TYPE_LINE);
					st->isdetail = 1;

					rrddim_add(st, "received", NULL, 1, 1, RRDDIM_INCREMENTAL);
					rrddim_add(st, "sent", NULL, -1, 1, RRDDIM_INCREMENTAL);
				}
				else rrdset_next(st);

				rrddim_set(st, "sent", OutMcastPkts);
				rrddim_set(st, "received", InMcastPkts);
				rrdset_done(st);
			}

			// --------------------------------------------------------------------

			if(do_bcast_p == CONFIG_ONDEMAND_YES || (do_bcast_p == CONFIG_ONDEMAND_ONDEMAND && (InBcastPkts || OutBcastPkts))) {
				do_bcast_p = CONFIG_ONDEMAND_YES;
				st = rrdset_find("ipv4.bcastpkts");
				if(!st) {
					st = rrdset_create("ipv4", "bcastpkts", NULL, "broadcast", NULL, "IPv4 Broadcast Packets", "packets/s", 8500, update_every, RRDSET_TYPE_LINE);
					st->isdetail = 1;

					rrddim_add(st, "received", NULL, 1, 1, RRDDIM_INCREMENTAL);
					rrddim_add(st, "sent", NULL, -1, 1, RRDDIM_INCREMENTAL);
				}
				else rrdset_next(st);

				rrddim_set(st, "sent", OutBcastPkts);
				rrddim_set(st, "received", InBcastPkts);
				rrdset_done(st);
			}
		}
	}

	return 0;
}
Example #10
0
int do_proc_stat(int update_every, usec_t dt) {
    (void)dt;

    static struct cpu_chart *all_cpu_charts = NULL;
    static size_t all_cpu_charts_size = 0;
    static procfile *ff = NULL;
    static int do_cpu = -1, do_cpu_cores = -1, do_interrupts = -1, do_context = -1, do_forks = -1, do_processes = -1, do_core_throttle_count = -1, do_package_throttle_count = -1, do_scaling_cur_freq = -1;
    static uint32_t hash_intr, hash_ctxt, hash_processes, hash_procs_running, hash_procs_blocked;
    static char *core_throttle_count_filename = NULL, *package_throttle_count_filename = NULL, *scaling_cur_freq_filename = NULL;

    if(unlikely(do_cpu == -1)) {
        do_cpu                    = config_get_boolean("plugin:proc:/proc/stat", "cpu utilization", CONFIG_BOOLEAN_YES);
        do_cpu_cores              = config_get_boolean("plugin:proc:/proc/stat", "per cpu core utilization", CONFIG_BOOLEAN_YES);
        do_interrupts             = config_get_boolean("plugin:proc:/proc/stat", "cpu interrupts", CONFIG_BOOLEAN_YES);
        do_context                = config_get_boolean("plugin:proc:/proc/stat", "context switches", CONFIG_BOOLEAN_YES);
        do_forks                  = config_get_boolean("plugin:proc:/proc/stat", "processes started", CONFIG_BOOLEAN_YES);
        do_processes              = config_get_boolean("plugin:proc:/proc/stat", "processes running", CONFIG_BOOLEAN_YES);

        // give sane defaults based on the number of processors
        if(processors > 50) {
            // the system has too many processors
            keep_per_core_fds_open = CONFIG_BOOLEAN_NO;
            do_core_throttle_count = CONFIG_BOOLEAN_NO;
            do_package_throttle_count = CONFIG_BOOLEAN_NO;
            do_scaling_cur_freq = CONFIG_BOOLEAN_NO;
        }
        else {
            // the system has a reasonable number of processors
            keep_per_core_fds_open = CONFIG_BOOLEAN_YES;
            do_core_throttle_count = CONFIG_BOOLEAN_AUTO;
            do_package_throttle_count = CONFIG_BOOLEAN_NO;
            do_scaling_cur_freq = CONFIG_BOOLEAN_NO;
        }

        keep_per_core_fds_open    = config_get_boolean("plugin:proc:/proc/stat", "keep per core files open", keep_per_core_fds_open);
        do_core_throttle_count    = config_get_boolean_ondemand("plugin:proc:/proc/stat", "core_throttle_count", do_core_throttle_count);
        do_package_throttle_count = config_get_boolean_ondemand("plugin:proc:/proc/stat", "package_throttle_count", do_package_throttle_count);
        do_scaling_cur_freq       = config_get_boolean_ondemand("plugin:proc:/proc/stat", "scaling_cur_freq", do_scaling_cur_freq);

        hash_intr = simple_hash("intr");
        hash_ctxt = simple_hash("ctxt");
        hash_processes = simple_hash("processes");
        hash_procs_running = simple_hash("procs_running");
        hash_procs_blocked = simple_hash("procs_blocked");

        char filename[FILENAME_MAX + 1];
        snprintfz(filename, FILENAME_MAX, "%s%s", netdata_configured_host_prefix, "/sys/devices/system/cpu/%s/thermal_throttle/core_throttle_count");
        core_throttle_count_filename = config_get("plugin:proc:/proc/stat", "core_throttle_count filename to monitor", filename);

        snprintfz(filename, FILENAME_MAX, "%s%s", netdata_configured_host_prefix, "/sys/devices/system/cpu/%s/thermal_throttle/package_throttle_count");
        package_throttle_count_filename = config_get("plugin:proc:/proc/stat", "package_throttle_count filename to monitor", filename);

        snprintfz(filename, FILENAME_MAX, "%s%s", netdata_configured_host_prefix, "/sys/devices/system/cpu/%s/cpufreq/scaling_cur_freq");
        scaling_cur_freq_filename = config_get("plugin:proc:/proc/stat", "scaling_cur_freq filename to monitor", filename);
    }

    if(unlikely(!ff)) {
        char filename[FILENAME_MAX + 1];
        snprintfz(filename, FILENAME_MAX, "%s%s", netdata_configured_host_prefix, "/proc/stat");
        ff = procfile_open(config_get("plugin:proc:/proc/stat", "filename to monitor", filename), " \t:", PROCFILE_FLAG_DEFAULT);
        if(unlikely(!ff)) return 1;
    }

    ff = procfile_readall(ff);
    if(unlikely(!ff)) return 0; // we return 0, so that we will retry to open it next time

    size_t lines = procfile_lines(ff), l;
    size_t words;

    unsigned long long processes = 0, running = 0 , blocked = 0;

    for(l = 0; l < lines ;l++) {
        char *row_key = procfile_lineword(ff, l, 0);
        uint32_t hash = simple_hash(row_key);

        // faster strncmp(row_key, "cpu", 3) == 0
        if(likely(row_key[0] == 'c' && row_key[1] == 'p' && row_key[2] == 'u')) {
            words = procfile_linewords(ff, l);
            if(unlikely(words < 9)) {
                error("Cannot read /proc/stat cpu line. Expected 9 params, read %zu.", words);
                continue;
            }

            size_t core    = (row_key[3] == '\0') ? 0 : str2ul(&row_key[3]) + 1;

            if(likely((core == 0 && do_cpu) || (core > 0 && do_cpu_cores))) {
                char *id;
                unsigned long long user = 0, nice = 0, system = 0, idle = 0, iowait = 0, irq = 0, softirq = 0, steal = 0, guest = 0, guest_nice = 0;

                id          = row_key;
                user        = str2ull(procfile_lineword(ff, l, 1));
                nice        = str2ull(procfile_lineword(ff, l, 2));
                system      = str2ull(procfile_lineword(ff, l, 3));
                idle        = str2ull(procfile_lineword(ff, l, 4));
                iowait      = str2ull(procfile_lineword(ff, l, 5));
                irq         = str2ull(procfile_lineword(ff, l, 6));
                softirq     = str2ull(procfile_lineword(ff, l, 7));
                steal       = str2ull(procfile_lineword(ff, l, 8));

                guest       = str2ull(procfile_lineword(ff, l, 9));
                user -= guest;

                guest_nice  = str2ull(procfile_lineword(ff, l, 10));
                nice -= guest_nice;

                char *title, *type, *context, *family;
                long priority;

                if(core >= all_cpu_charts_size) {
                    size_t old_cpu_charts_size = all_cpu_charts_size;
                    all_cpu_charts_size = core + 1;
                    all_cpu_charts = reallocz(all_cpu_charts, sizeof(struct cpu_chart) * all_cpu_charts_size);
                    memset(&all_cpu_charts[old_cpu_charts_size], 0, sizeof(struct cpu_chart) * (all_cpu_charts_size - old_cpu_charts_size));
                }
                struct cpu_chart *cpu_chart = &all_cpu_charts[core];

                if(unlikely(!cpu_chart->st)) {
                    cpu_chart->id = strdupz(id);

                    if(core == 0) {
                        title = "Total CPU utilization";
                        type = "system";
                        context = "system.cpu";
                        family = id;
                        priority = 100;
                    }
                    else {
                        title = "Core utilization";
                        type = "cpu";
                        context = "cpu.cpu";
                        family = "utilization";
                        priority = 1000;

                        // FIXME: check for /sys/devices/system/cpu/cpu*/cpufreq/scaling_cur_freq
                        // FIXME: check for /sys/devices/system/cpu/cpu*/cpufreq/stats/time_in_state

                        char filename[FILENAME_MAX + 1];
                        struct stat stbuf;

                        if(do_core_throttle_count != CONFIG_BOOLEAN_NO) {
                            snprintfz(filename, FILENAME_MAX, core_throttle_count_filename, id);
                            if (stat(filename, &stbuf) == 0) {
                                cpu_chart->files[CORE_THROTTLE_COUNT_INDEX].filename = strdupz(filename);
                                cpu_chart->files[CORE_THROTTLE_COUNT_INDEX].fd = -1;
                                do_core_throttle_count = CONFIG_BOOLEAN_YES;
                            }
                        }

                        if(do_package_throttle_count != CONFIG_BOOLEAN_NO) {
                            snprintfz(filename, FILENAME_MAX, package_throttle_count_filename, id);
                            if (stat(filename, &stbuf) == 0) {
                                cpu_chart->files[PACKAGE_THROTTLE_COUNT_INDEX].filename = strdupz(filename);
                                cpu_chart->files[PACKAGE_THROTTLE_COUNT_INDEX].fd = -1;
                                do_package_throttle_count = CONFIG_BOOLEAN_YES;
                            }
                        }

                        if(do_scaling_cur_freq != CONFIG_BOOLEAN_NO) {
                            snprintfz(filename, FILENAME_MAX, scaling_cur_freq_filename, id);
                            if (stat(filename, &stbuf) == 0) {
                                cpu_chart->files[SCALING_CUR_FREQ_INDEX].filename = strdupz(filename);
                                cpu_chart->files[SCALING_CUR_FREQ_INDEX].fd = -1;
                                do_scaling_cur_freq = CONFIG_BOOLEAN_YES;
                            }
                        }
                    }

                    cpu_chart->st = rrdset_create_localhost(
                            type
                            , id
                            , NULL
                            , family
                            , context
                            , title
                            , "percentage"
                            , "proc"
                            , "stat"
                            , priority
                            , update_every
                            , RRDSET_TYPE_STACKED
                    );

                    long multiplier = 1;
                    long divisor = 1; // sysconf(_SC_CLK_TCK);

                    cpu_chart->rd_guest_nice = rrddim_add(cpu_chart->st, "guest_nice", NULL, multiplier, divisor, RRD_ALGORITHM_PCENT_OVER_DIFF_TOTAL);
                    cpu_chart->rd_guest      = rrddim_add(cpu_chart->st, "guest",      NULL, multiplier, divisor, RRD_ALGORITHM_PCENT_OVER_DIFF_TOTAL);
                    cpu_chart->rd_steal      = rrddim_add(cpu_chart->st, "steal",      NULL, multiplier, divisor, RRD_ALGORITHM_PCENT_OVER_DIFF_TOTAL);
                    cpu_chart->rd_softirq    = rrddim_add(cpu_chart->st, "softirq",    NULL, multiplier, divisor, RRD_ALGORITHM_PCENT_OVER_DIFF_TOTAL);
                    cpu_chart->rd_irq        = rrddim_add(cpu_chart->st, "irq",        NULL, multiplier, divisor, RRD_ALGORITHM_PCENT_OVER_DIFF_TOTAL);
                    cpu_chart->rd_user       = rrddim_add(cpu_chart->st, "user",       NULL, multiplier, divisor, RRD_ALGORITHM_PCENT_OVER_DIFF_TOTAL);
                    cpu_chart->rd_system     = rrddim_add(cpu_chart->st, "system",     NULL, multiplier, divisor, RRD_ALGORITHM_PCENT_OVER_DIFF_TOTAL);
                    cpu_chart->rd_nice       = rrddim_add(cpu_chart->st, "nice",       NULL, multiplier, divisor, RRD_ALGORITHM_PCENT_OVER_DIFF_TOTAL);
                    cpu_chart->rd_iowait     = rrddim_add(cpu_chart->st, "iowait",     NULL, multiplier, divisor, RRD_ALGORITHM_PCENT_OVER_DIFF_TOTAL);
                    cpu_chart->rd_idle       = rrddim_add(cpu_chart->st, "idle",       NULL, multiplier, divisor, RRD_ALGORITHM_PCENT_OVER_DIFF_TOTAL);
                    rrddim_hide(cpu_chart->st, "idle");
                }
                else rrdset_next(cpu_chart->st);

                rrddim_set_by_pointer(cpu_chart->st, cpu_chart->rd_user, user);
                rrddim_set_by_pointer(cpu_chart->st, cpu_chart->rd_nice, nice);
                rrddim_set_by_pointer(cpu_chart->st, cpu_chart->rd_system, system);
                rrddim_set_by_pointer(cpu_chart->st, cpu_chart->rd_idle, idle);
                rrddim_set_by_pointer(cpu_chart->st, cpu_chart->rd_iowait, iowait);
                rrddim_set_by_pointer(cpu_chart->st, cpu_chart->rd_irq, irq);
                rrddim_set_by_pointer(cpu_chart->st, cpu_chart->rd_softirq, softirq);
                rrddim_set_by_pointer(cpu_chart->st, cpu_chart->rd_steal, steal);
                rrddim_set_by_pointer(cpu_chart->st, cpu_chart->rd_guest, guest);
                rrddim_set_by_pointer(cpu_chart->st, cpu_chart->rd_guest_nice, guest_nice);
                rrdset_done(cpu_chart->st);
            }
        }
        else if(unlikely(hash == hash_intr && strcmp(row_key, "intr") == 0)) {
            if(likely(do_interrupts)) {
                static RRDSET *st_intr = NULL;
                static RRDDIM *rd_interrupts = NULL;
                unsigned long long value = str2ull(procfile_lineword(ff, l, 1));

                if(unlikely(!st_intr)) {
                    st_intr = rrdset_create_localhost(
                            "system"
                            , "intr"
                            , NULL
                            , "interrupts"
                            , NULL
                            , "CPU Interrupts"
                            , "interrupts/s"
                            , "proc"
                            , "stat"
                            , 900
                            , update_every
                            , RRDSET_TYPE_LINE
                    );

                    rrdset_flag_set(st_intr, RRDSET_FLAG_DETAIL);

                    rd_interrupts = rrddim_add(st_intr, "interrupts", NULL, 1, 1, RRD_ALGORITHM_INCREMENTAL);
                }
                else rrdset_next(st_intr);

                rrddim_set_by_pointer(st_intr, rd_interrupts, value);
                rrdset_done(st_intr);
            }
        }
        else if(unlikely(hash == hash_ctxt && strcmp(row_key, "ctxt") == 0)) {
            if(likely(do_context)) {
                static RRDSET *st_ctxt = NULL;
                static RRDDIM *rd_switches = NULL;
                unsigned long long value = str2ull(procfile_lineword(ff, l, 1));

                if(unlikely(!st_ctxt)) {
                    st_ctxt = rrdset_create_localhost(
                            "system"
                            , "ctxt"
                            , NULL
                            , "processes"
                            , NULL
                            , "CPU Context Switches"
                            , "context switches/s"
                            , "proc"
                            , "stat"
                            , 800
                            , update_every
                            , RRDSET_TYPE_LINE
                    );

                    rd_switches = rrddim_add(st_ctxt, "switches", NULL, 1, 1, RRD_ALGORITHM_INCREMENTAL);
                }
                else rrdset_next(st_ctxt);

                rrddim_set_by_pointer(st_ctxt, rd_switches, value);
                rrdset_done(st_ctxt);
            }
        }
        else if(unlikely(hash == hash_processes && !processes && strcmp(row_key, "processes") == 0)) {
            processes = str2ull(procfile_lineword(ff, l, 1));
        }
        else if(unlikely(hash == hash_procs_running && !running && strcmp(row_key, "procs_running") == 0)) {
            running = str2ull(procfile_lineword(ff, l, 1));
        }
        else if(unlikely(hash == hash_procs_blocked && !blocked && strcmp(row_key, "procs_blocked") == 0)) {
            blocked = str2ull(procfile_lineword(ff, l, 1));
        }
    }

    // --------------------------------------------------------------------

    if(likely(do_forks)) {
        static RRDSET *st_forks = NULL;
        static RRDDIM *rd_started = NULL;

        if(unlikely(!st_forks)) {
            st_forks = rrdset_create_localhost(
                    "system"
                    , "forks"
                    , NULL
                    , "processes"
                    , NULL
                    , "Started Processes"
                    , "processes/s"
                    , "proc"
                    , "stat"
                    , 700
                    , update_every
                    , RRDSET_TYPE_LINE
            );
            rrdset_flag_set(st_forks, RRDSET_FLAG_DETAIL);

            rd_started = rrddim_add(st_forks, "started", NULL, 1, 1, RRD_ALGORITHM_INCREMENTAL);
        }
        else rrdset_next(st_forks);

        rrddim_set_by_pointer(st_forks, rd_started, processes);
        rrdset_done(st_forks);
    }

    // --------------------------------------------------------------------

    if(likely(do_processes)) {
        static RRDSET *st_processes = NULL;
        static RRDDIM *rd_running = NULL;
        static RRDDIM *rd_blocked = NULL;

        if(unlikely(!st_processes)) {
            st_processes = rrdset_create_localhost(
                    "system"
                    , "processes"
                    , NULL
                    , "processes"
                    , NULL
                    , "System Processes"
                    , "processes"
                    , "proc"
                    , "stat"
                    , 600
                    , update_every
                    , RRDSET_TYPE_LINE
            );

            rd_running = rrddim_add(st_processes, "running", NULL, 1, 1, RRD_ALGORITHM_ABSOLUTE);
            rd_blocked = rrddim_add(st_processes, "blocked", NULL, -1, 1, RRD_ALGORITHM_ABSOLUTE);
        }
        else rrdset_next(st_processes);

        rrddim_set_by_pointer(st_processes, rd_running, running);
        rrddim_set_by_pointer(st_processes, rd_blocked, blocked);
        rrdset_done(st_processes);
    }

    if(likely(all_cpu_charts_size > 1)) {
        if(likely(do_core_throttle_count != CONFIG_BOOLEAN_NO)) {
            int r = read_per_core_files(&all_cpu_charts[1], all_cpu_charts_size - 1, CORE_THROTTLE_COUNT_INDEX);
            if(likely(r != -1 && (do_core_throttle_count == CONFIG_BOOLEAN_YES || r > 0))) {
                do_core_throttle_count = CONFIG_BOOLEAN_YES;

                static RRDSET *st_core_throttle_count = NULL;

                if (unlikely(!st_core_throttle_count))
                    st_core_throttle_count = rrdset_create_localhost(
                            "cpu"
                            , "core_throttling"
                            , NULL
                            , "throttling"
                            , "cpu.core_throttling"
                            , "Core Thermal Throttling Events"
                            , "events/s"
                            , "proc"
                            , "stat"
                            , 5001
                            , update_every
                            , RRDSET_TYPE_LINE
                    );
                else
                    rrdset_next(st_core_throttle_count);

                chart_per_core_files(&all_cpu_charts[1], all_cpu_charts_size - 1, CORE_THROTTLE_COUNT_INDEX, st_core_throttle_count, 1, 1, RRD_ALGORITHM_INCREMENTAL);
                rrdset_done(st_core_throttle_count);
            }
        }

        if(likely(do_package_throttle_count != CONFIG_BOOLEAN_NO)) {
            int r = read_per_core_files(&all_cpu_charts[1], all_cpu_charts_size - 1, PACKAGE_THROTTLE_COUNT_INDEX);
            if(likely(r != -1 && (do_package_throttle_count == CONFIG_BOOLEAN_YES || r > 0))) {
                do_package_throttle_count = CONFIG_BOOLEAN_YES;

                static RRDSET *st_package_throttle_count = NULL;

                if(unlikely(!st_package_throttle_count))
                    st_package_throttle_count = rrdset_create_localhost(
                            "cpu"
                            , "package_throttling"
                            , NULL
                            , "throttling"
                            , "cpu.package_throttling"
                            , "Package Thermal Throttling Events"
                            , "events/s"
                            , "proc"
                            , "stat"
                            , 5002
                            , update_every
                            , RRDSET_TYPE_LINE
                    );
                else
                    rrdset_next(st_package_throttle_count);

                chart_per_core_files(&all_cpu_charts[1], all_cpu_charts_size - 1, PACKAGE_THROTTLE_COUNT_INDEX, st_package_throttle_count, 1, 1, RRD_ALGORITHM_INCREMENTAL);
                rrdset_done(st_package_throttle_count);
            }
        }

        if(likely(do_scaling_cur_freq != CONFIG_BOOLEAN_NO)) {
            int r = read_per_core_files(&all_cpu_charts[1], all_cpu_charts_size - 1, SCALING_CUR_FREQ_INDEX);
            if(likely(r != -1 && (do_scaling_cur_freq == CONFIG_BOOLEAN_YES || r > 0))) {
                do_scaling_cur_freq = CONFIG_BOOLEAN_YES;

                static RRDSET *st_scaling_cur_freq = NULL;

                if(unlikely(!st_scaling_cur_freq))
                    st_scaling_cur_freq = rrdset_create_localhost(
                            "cpu"
                            , "scaling_cur_freq"
                            , NULL
                            , "cpufreq"
                            , "cpu.scaling_cur_freq"
                            , "Per CPU Core, Current CPU Scaling Frequency"
                            , "MHz"
                            , "proc"
                            , "stat"
                            , 5003
                            , update_every
                            , RRDSET_TYPE_LINE
                    );
                else
                    rrdset_next(st_scaling_cur_freq);

                chart_per_core_files(&all_cpu_charts[1], all_cpu_charts_size - 1, SCALING_CUR_FREQ_INDEX, st_scaling_cur_freq, 1, 1000, RRD_ALGORITHM_ABSOLUTE);
                rrdset_done(st_scaling_cur_freq);
            }
        }
    }

    return 0;
}
Example #11
0
int do_proc_net_netstat(int update_every, usec_t dt) {
    (void)dt;

    static int do_bandwidth = -1, do_inerrors = -1, do_mcast = -1, do_bcast = -1, do_mcast_p = -1, do_bcast_p = -1, do_ecn = -1, \
        do_tcpext_reorder = -1, do_tcpext_syscookies = -1, do_tcpext_ofo = -1, do_tcpext_connaborts = -1, do_tcpext_memory = -1;
    static uint32_t hash_ipext = 0, hash_tcpext = 0;
    static procfile *ff = NULL;

    static ARL_BASE *arl_tcpext = NULL;
    static ARL_BASE *arl_ipext = NULL;

    // --------------------------------------------------------------------
    // IPv4

    // IPv4 bandwidth
    static unsigned long long ipext_InOctets = 0;
    static unsigned long long ipext_OutOctets = 0;

    // IPv4 input errors
    static unsigned long long ipext_InNoRoutes = 0;
    static unsigned long long ipext_InTruncatedPkts = 0;
    static unsigned long long ipext_InCsumErrors = 0;

    // IPv4 multicast bandwidth
    static unsigned long long ipext_InMcastOctets = 0;
    static unsigned long long ipext_OutMcastOctets = 0;

    // IPv4 multicast packets
    static unsigned long long ipext_InMcastPkts = 0;
    static unsigned long long ipext_OutMcastPkts = 0;

    // IPv4 broadcast bandwidth
    static unsigned long long ipext_InBcastOctets = 0;
    static unsigned long long ipext_OutBcastOctets = 0;

    // IPv4 broadcast packets
    static unsigned long long ipext_InBcastPkts = 0;
    static unsigned long long ipext_OutBcastPkts = 0;

    // IPv4 ECN
    static unsigned long long ipext_InNoECTPkts = 0;
    static unsigned long long ipext_InECT1Pkts = 0;
    static unsigned long long ipext_InECT0Pkts = 0;
    static unsigned long long ipext_InCEPkts = 0;

    // --------------------------------------------------------------------
    // IPv4 TCP

    // IPv4 TCP Reordering
    static unsigned long long tcpext_TCPRenoReorder = 0;
    static unsigned long long tcpext_TCPFACKReorder = 0;
    static unsigned long long tcpext_TCPSACKReorder = 0;
    static unsigned long long tcpext_TCPTSReorder = 0;

    // IPv4 TCP SYN Cookies
    static unsigned long long tcpext_SyncookiesSent = 0;
    static unsigned long long tcpext_SyncookiesRecv = 0;
    static unsigned long long tcpext_SyncookiesFailed = 0;

    // IPv4 TCP Out Of Order Queue
    // http://www.spinics.net/lists/netdev/msg204696.html
    static unsigned long long tcpext_TCPOFOQueue = 0; // Number of packets queued in OFO queue
    static unsigned long long tcpext_TCPOFODrop = 0;  // Number of packets meant to be queued in OFO but dropped because socket rcvbuf limit hit.
    static unsigned long long tcpext_TCPOFOMerge = 0; // Number of packets in OFO that were merged with other packets.
    static unsigned long long tcpext_OfoPruned = 0;   // packets dropped from out-of-order queue because of socket buffer overrun

    // IPv4 TCP connection resets
    // https://github.com/ecki/net-tools/blob/bd8bceaed2311651710331a7f8990c3e31be9840/statistics.c
    static unsigned long long tcpext_TCPAbortOnData = 0;    // connections reset due to unexpected data
    static unsigned long long tcpext_TCPAbortOnClose = 0;   // connections reset due to early user close
    static unsigned long long tcpext_TCPAbortOnMemory = 0;  // connections aborted due to memory pressure
    static unsigned long long tcpext_TCPAbortOnTimeout = 0; // connections aborted due to timeout
    static unsigned long long tcpext_TCPAbortOnLinger = 0;  // connections aborted after user close in linger timeout
    static unsigned long long tcpext_TCPAbortFailed = 0;    // times unable to send RST due to no memory

    // IPv4 TCP memory pressures
    static unsigned long long tcpext_TCPMemoryPressures = 0;

    if(unlikely(!arl_ipext)) {
        hash_ipext = simple_hash("IpExt");
        hash_tcpext = simple_hash("TcpExt");

        do_bandwidth = config_get_boolean_ondemand("plugin:proc:/proc/net/netstat", "bandwidth", CONFIG_ONDEMAND_ONDEMAND);
        do_inerrors  = config_get_boolean_ondemand("plugin:proc:/proc/net/netstat", "input errors", CONFIG_ONDEMAND_ONDEMAND);
        do_mcast     = config_get_boolean_ondemand("plugin:proc:/proc/net/netstat", "multicast bandwidth", CONFIG_ONDEMAND_ONDEMAND);
        do_bcast     = config_get_boolean_ondemand("plugin:proc:/proc/net/netstat", "broadcast bandwidth", CONFIG_ONDEMAND_ONDEMAND);
        do_mcast_p   = config_get_boolean_ondemand("plugin:proc:/proc/net/netstat", "multicast packets", CONFIG_ONDEMAND_ONDEMAND);
        do_bcast_p   = config_get_boolean_ondemand("plugin:proc:/proc/net/netstat", "broadcast packets", CONFIG_ONDEMAND_ONDEMAND);
        do_ecn       = config_get_boolean_ondemand("plugin:proc:/proc/net/netstat", "ECN packets", CONFIG_ONDEMAND_ONDEMAND);

        do_tcpext_reorder    = config_get_boolean_ondemand("plugin:proc:/proc/net/netstat", "TCP reorders", CONFIG_ONDEMAND_ONDEMAND);
        do_tcpext_syscookies = config_get_boolean_ondemand("plugin:proc:/proc/net/netstat", "TCP SYN cookies", CONFIG_ONDEMAND_ONDEMAND);
        do_tcpext_ofo        = config_get_boolean_ondemand("plugin:proc:/proc/net/netstat", "TCP out-of-order queue", CONFIG_ONDEMAND_ONDEMAND);
        do_tcpext_connaborts = config_get_boolean_ondemand("plugin:proc:/proc/net/netstat", "TCP connection aborts", CONFIG_ONDEMAND_ONDEMAND);
        do_tcpext_memory     = config_get_boolean_ondemand("plugin:proc:/proc/net/netstat", "TCP memory pressures", CONFIG_ONDEMAND_ONDEMAND);

        arl_ipext  = arl_create("netstat/ipext", NULL, 60);
        arl_tcpext = arl_create("netstat/tcpext", NULL, 60);

        // --------------------------------------------------------------------
        // IPv4

        if(do_bandwidth != CONFIG_ONDEMAND_NO) {
            arl_expect(arl_ipext, "InOctets",  &ipext_InOctets);
            arl_expect(arl_ipext, "OutOctets", &ipext_OutOctets);
        }

        if(do_inerrors != CONFIG_ONDEMAND_NO) {
            arl_expect(arl_ipext, "InNoRoutes",      &ipext_InNoRoutes);
            arl_expect(arl_ipext, "InTruncatedPkts", &ipext_InTruncatedPkts);
            arl_expect(arl_ipext, "InCsumErrors",    &ipext_InCsumErrors);
        }

        if(do_mcast != CONFIG_ONDEMAND_NO) {
            arl_expect(arl_ipext, "InMcastOctets", &ipext_InMcastOctets);
            arl_expect(arl_ipext, "OutMcastOctets", &ipext_OutMcastOctets);
        }

        if(do_mcast_p != CONFIG_ONDEMAND_NO) {
            arl_expect(arl_ipext, "InMcastPkts",  &ipext_InMcastPkts);
            arl_expect(arl_ipext, "OutMcastPkts", &ipext_OutMcastPkts);
        }

        if(do_bcast != CONFIG_ONDEMAND_NO) {
            arl_expect(arl_ipext, "InBcastPkts",  &ipext_InBcastPkts);
            arl_expect(arl_ipext, "OutBcastPkts", &ipext_OutBcastPkts);
        }

        if(do_bcast_p != CONFIG_ONDEMAND_NO) {
            arl_expect(arl_ipext, "InBcastOctets",  &ipext_InBcastOctets);
            arl_expect(arl_ipext, "OutBcastOctets", &ipext_OutBcastOctets);
        }

        if(do_ecn != CONFIG_ONDEMAND_NO) {
            arl_expect(arl_ipext, "InNoECTPkts", &ipext_InNoECTPkts);
            arl_expect(arl_ipext, "InECT1Pkts",  &ipext_InECT1Pkts);
            arl_expect(arl_ipext, "InECT0Pkts",  &ipext_InECT0Pkts);
            arl_expect(arl_ipext, "InCEPkts",    &ipext_InCEPkts);
        }

        // --------------------------------------------------------------------
        // IPv4 TCP

        if(do_tcpext_reorder != CONFIG_ONDEMAND_NO) {
            arl_expect(arl_tcpext, "TCPFACKReorder", &tcpext_TCPFACKReorder);
            arl_expect(arl_tcpext, "TCPSACKReorder", &tcpext_TCPSACKReorder);
            arl_expect(arl_tcpext, "TCPRenoReorder", &tcpext_TCPRenoReorder);
            arl_expect(arl_tcpext, "TCPTSReorder",   &tcpext_TCPTSReorder);
        }

        if(do_tcpext_syscookies != CONFIG_ONDEMAND_NO) {
            arl_expect(arl_tcpext, "SyncookiesSent",   &tcpext_SyncookiesSent);
            arl_expect(arl_tcpext, "SyncookiesRecv",   &tcpext_SyncookiesRecv);
            arl_expect(arl_tcpext, "SyncookiesFailed", &tcpext_SyncookiesFailed);
        }

        if(do_tcpext_ofo != CONFIG_ONDEMAND_NO) {
            arl_expect(arl_tcpext, "TCPOFOQueue", &tcpext_TCPOFOQueue);
            arl_expect(arl_tcpext, "TCPOFODrop",  &tcpext_TCPOFODrop);
            arl_expect(arl_tcpext, "TCPOFOMerge", &tcpext_TCPOFOMerge);
            arl_expect(arl_tcpext, "OfoPruned",   &tcpext_OfoPruned);
        }

        if(do_tcpext_connaborts != CONFIG_ONDEMAND_NO) {
            arl_expect(arl_tcpext, "TCPAbortOnData",    &tcpext_TCPAbortOnData);
            arl_expect(arl_tcpext, "TCPAbortOnClose",   &tcpext_TCPAbortOnClose);
            arl_expect(arl_tcpext, "TCPAbortOnMemory",  &tcpext_TCPAbortOnMemory);
            arl_expect(arl_tcpext, "TCPAbortOnTimeout", &tcpext_TCPAbortOnTimeout);
            arl_expect(arl_tcpext, "TCPAbortOnLinger",  &tcpext_TCPAbortOnLinger);
            arl_expect(arl_tcpext, "TCPAbortFailed",    &tcpext_TCPAbortFailed);
        }

        if(do_tcpext_memory != CONFIG_ONDEMAND_NO) {
            arl_expect(arl_tcpext, "TCPMemoryPressures", &tcpext_TCPMemoryPressures);
        }
    }

    if(unlikely(!ff)) {
        char filename[FILENAME_MAX + 1];
        snprintfz(filename, FILENAME_MAX, "%s%s", netdata_configured_host_prefix, "/proc/net/netstat");
        ff = procfile_open(config_get("plugin:proc:/proc/net/netstat", "filename to monitor", filename), " \t:", PROCFILE_FLAG_DEFAULT);
        if(unlikely(!ff)) return 1;
    }

    ff = procfile_readall(ff);
    if(unlikely(!ff)) return 0; // we return 0, so that we will retry to open it next time

    size_t lines = procfile_lines(ff), l;
    size_t words;

    arl_begin(arl_ipext);
    arl_begin(arl_tcpext);

    for(l = 0; l < lines ;l++) {
        char *key = procfile_lineword(ff, l, 0);
        uint32_t hash = simple_hash(key);

        if(unlikely(hash == hash_ipext && strcmp(key, "IpExt") == 0)) {
            size_t h = l++;

            words = procfile_linewords(ff, l);
            if(unlikely(words < 2)) {
                error("Cannot read /proc/net/netstat IpExt line. Expected 2+ params, read %zu.", words);
                continue;
            }

            parse_line_pair(ff, arl_ipext, h, l);

            RRDSET *st;

            // --------------------------------------------------------------------

            if(do_bandwidth == CONFIG_ONDEMAND_YES || (do_bandwidth == CONFIG_ONDEMAND_ONDEMAND && (ipext_InOctets || ipext_OutOctets))) {
                do_bandwidth = CONFIG_ONDEMAND_YES;
                st = rrdset_find("system.ipv4");
                if(unlikely(!st)) {
                    st = rrdset_create("system", "ipv4", NULL, "network", NULL, "IPv4 Bandwidth", "kilobits/s", 500, update_every, RRDSET_TYPE_AREA);

                    rrddim_add(st, "InOctets", "received", 8, 1024, RRDDIM_INCREMENTAL);
                    rrddim_add(st, "OutOctets", "sent", -8, 1024, RRDDIM_INCREMENTAL);
                }
                else rrdset_next(st);

                rrddim_set(st, "InOctets", ipext_InOctets);
                rrddim_set(st, "OutOctets", ipext_OutOctets);
                rrdset_done(st);
            }

            // --------------------------------------------------------------------

            if(do_inerrors == CONFIG_ONDEMAND_YES || (do_inerrors == CONFIG_ONDEMAND_ONDEMAND && (ipext_InNoRoutes || ipext_InTruncatedPkts))) {
                do_inerrors = CONFIG_ONDEMAND_YES;
                st = rrdset_find("ipv4.inerrors");
                if(unlikely(!st)) {
                    st = rrdset_create("ipv4", "inerrors", NULL, "errors", NULL, "IPv4 Input Errors", "packets/s", 4000, update_every, RRDSET_TYPE_LINE);
                    st->isdetail = 1;

                    rrddim_add(st, "InNoRoutes", "noroutes", 1, 1, RRDDIM_INCREMENTAL);
                    rrddim_add(st, "InTruncatedPkts", "truncated", 1, 1, RRDDIM_INCREMENTAL);
                    rrddim_add(st, "InCsumErrors", "checksum", 1, 1, RRDDIM_INCREMENTAL);
                }
                else rrdset_next(st);

                rrddim_set(st, "InNoRoutes", ipext_InNoRoutes);
                rrddim_set(st, "InTruncatedPkts", ipext_InTruncatedPkts);
                rrddim_set(st, "InCsumErrors", ipext_InCsumErrors);
                rrdset_done(st);
            }

            // --------------------------------------------------------------------

            if(do_mcast == CONFIG_ONDEMAND_YES || (do_mcast == CONFIG_ONDEMAND_ONDEMAND && (ipext_InMcastOctets || ipext_OutMcastOctets))) {
                do_mcast = CONFIG_ONDEMAND_YES;
                st = rrdset_find("ipv4.mcast");
                if(unlikely(!st)) {
                    st = rrdset_create("ipv4", "mcast", NULL, "multicast", NULL, "IPv4 Multicast Bandwidth", "kilobits/s", 9000, update_every, RRDSET_TYPE_AREA);
                    st->isdetail = 1;

                    rrddim_add(st, "InMcastOctets", "received", 8, 1024, RRDDIM_INCREMENTAL);
                    rrddim_add(st, "OutMcastOctets", "sent", -8, 1024, RRDDIM_INCREMENTAL);
                }
                else rrdset_next(st);

                rrddim_set(st, "InMcastOctets", ipext_InMcastOctets);
                rrddim_set(st, "OutMcastOctets", ipext_OutMcastOctets);
                rrdset_done(st);
            }

            // --------------------------------------------------------------------

            if(do_bcast == CONFIG_ONDEMAND_YES || (do_bcast == CONFIG_ONDEMAND_ONDEMAND && (ipext_InBcastOctets || ipext_OutBcastOctets))) {
                do_bcast = CONFIG_ONDEMAND_YES;
                st = rrdset_find("ipv4.bcast");
                if(unlikely(!st)) {
                    st = rrdset_create("ipv4", "bcast", NULL, "broadcast", NULL, "IPv4 Broadcast Bandwidth", "kilobits/s", 8000, update_every, RRDSET_TYPE_AREA);
                    st->isdetail = 1;

                    rrddim_add(st, "InBcastOctets", "received", 8, 1024, RRDDIM_INCREMENTAL);
                    rrddim_add(st, "OutBcastOctets", "sent", -8, 1024, RRDDIM_INCREMENTAL);
                }
                else rrdset_next(st);

                rrddim_set(st, "InBcastOctets", ipext_InBcastOctets);
                rrddim_set(st, "OutBcastOctets", ipext_OutBcastOctets);
                rrdset_done(st);
            }

            // --------------------------------------------------------------------

            if(do_mcast_p == CONFIG_ONDEMAND_YES || (do_mcast_p == CONFIG_ONDEMAND_ONDEMAND && (ipext_InMcastPkts || ipext_OutMcastPkts))) {
                do_mcast_p = CONFIG_ONDEMAND_YES;
                st = rrdset_find("ipv4.mcastpkts");
                if(unlikely(!st)) {
                    st = rrdset_create("ipv4", "mcastpkts", NULL, "multicast", NULL, "IPv4 Multicast Packets", "packets/s", 8600, update_every, RRDSET_TYPE_LINE);
                    st->isdetail = 1;

                    rrddim_add(st, "InMcastPkts", "received", 1, 1, RRDDIM_INCREMENTAL);
                    rrddim_add(st, "OutMcastPkts", "sent", -1, 1, RRDDIM_INCREMENTAL);
                }
                else rrdset_next(st);

                rrddim_set(st, "InMcastPkts", ipext_InMcastPkts);
                rrddim_set(st, "OutMcastPkts", ipext_OutMcastPkts);
                rrdset_done(st);
            }

            // --------------------------------------------------------------------

            if(do_bcast_p == CONFIG_ONDEMAND_YES || (do_bcast_p == CONFIG_ONDEMAND_ONDEMAND && (ipext_InBcastPkts || ipext_OutBcastPkts))) {
                do_bcast_p = CONFIG_ONDEMAND_YES;
                st = rrdset_find("ipv4.bcastpkts");
                if(unlikely(!st)) {
                    st = rrdset_create("ipv4", "bcastpkts", NULL, "broadcast", NULL, "IPv4 Broadcast Packets", "packets/s", 8500, update_every, RRDSET_TYPE_LINE);
                    st->isdetail = 1;

                    rrddim_add(st, "InBcastPkts", "received", 1, 1, RRDDIM_INCREMENTAL);
                    rrddim_add(st, "OutBcastPkts", "sent", -1, 1, RRDDIM_INCREMENTAL);
                }
                else rrdset_next(st);

                rrddim_set(st, "InBcastPkts", ipext_InBcastPkts);
                rrddim_set(st, "OutBcastPkts", ipext_OutBcastPkts);
                rrdset_done(st);
            }

            // --------------------------------------------------------------------

            if(do_ecn == CONFIG_ONDEMAND_YES || (do_ecn == CONFIG_ONDEMAND_ONDEMAND && (ipext_InCEPkts || ipext_InECT0Pkts || ipext_InECT1Pkts || ipext_InNoECTPkts))) {
                do_ecn = CONFIG_ONDEMAND_YES;
                st = rrdset_find("ipv4.ecnpkts");
                if(unlikely(!st)) {
                    st = rrdset_create("ipv4", "ecnpkts", NULL, "ecn", NULL, "IPv4 ECN Statistics", "packets/s", 8700, update_every, RRDSET_TYPE_LINE);
                    st->isdetail = 1;

                    rrddim_add(st, "InCEPkts", "CEP", 1, 1, RRDDIM_INCREMENTAL);
                    rrddim_add(st, "InNoECTPkts", "NoECTP", -1, 1, RRDDIM_INCREMENTAL);
                    rrddim_add(st, "InECT0Pkts", "ECTP0", 1, 1, RRDDIM_INCREMENTAL);
                    rrddim_add(st, "InECT1Pkts", "ECTP1", 1, 1, RRDDIM_INCREMENTAL);
                }
                else rrdset_next(st);

                rrddim_set(st, "InCEPkts", ipext_InCEPkts);
                rrddim_set(st, "InNoECTPkts", ipext_InNoECTPkts);
                rrddim_set(st, "InECT0Pkts", ipext_InECT0Pkts);
                rrddim_set(st, "InECT1Pkts", ipext_InECT1Pkts);
                rrdset_done(st);
            }
        }
        else if(unlikely(hash == hash_tcpext && strcmp(key, "TcpExt") == 0)) {
            size_t h = l++;

            words = procfile_linewords(ff, l);
            if(unlikely(words < 2)) {
                error("Cannot read /proc/net/netstat TcpExt line. Expected 2+ params, read %zu.", words);
                continue;
            }

            parse_line_pair(ff, arl_tcpext, h, l);

            RRDSET *st;

            // --------------------------------------------------------------------

            if(do_tcpext_memory == CONFIG_ONDEMAND_YES || (do_tcpext_memory == CONFIG_ONDEMAND_ONDEMAND && (tcpext_TCPMemoryPressures))) {
                do_tcpext_memory = CONFIG_ONDEMAND_YES;
                st = rrdset_find("ipv4.tcpmemorypressures");
                if(unlikely(!st)) {
                    st = rrdset_create("ipv4", "tcpmemorypressures", NULL, "tcp", NULL, "TCP Memory Pressures", "events/s", 3000, update_every, RRDSET_TYPE_LINE);

                    rrddim_add(st, "TCPMemoryPressures",   "pressures",  1, 1, RRDDIM_INCREMENTAL);
                }
                else rrdset_next(st);

                rrddim_set(st, "TCPMemoryPressures", tcpext_TCPMemoryPressures);
                rrdset_done(st);
            }

            // --------------------------------------------------------------------

            if(do_tcpext_connaborts == CONFIG_ONDEMAND_YES || (do_tcpext_connaborts == CONFIG_ONDEMAND_ONDEMAND && (tcpext_TCPAbortOnData || tcpext_TCPAbortOnClose || tcpext_TCPAbortOnMemory || tcpext_TCPAbortOnTimeout || tcpext_TCPAbortOnLinger || tcpext_TCPAbortFailed))) {
                do_tcpext_connaborts = CONFIG_ONDEMAND_YES;
                st = rrdset_find("ipv4.tcpconnaborts");
                if(unlikely(!st)) {
                    st = rrdset_create("ipv4", "tcpconnaborts", NULL, "tcp", NULL, "TCP Connection Aborts", "connections/s", 3010, update_every, RRDSET_TYPE_LINE);

                    rrddim_add(st, "TCPAbortOnData",    "baddata",     1, 1, RRDDIM_INCREMENTAL);
                    rrddim_add(st, "TCPAbortOnClose",   "userclosed",  1, 1, RRDDIM_INCREMENTAL);
                    rrddim_add(st, "TCPAbortOnMemory",  "nomemory",    1, 1, RRDDIM_INCREMENTAL);
                    rrddim_add(st, "TCPAbortOnTimeout", "timeout",     1, 1, RRDDIM_INCREMENTAL);
                    rrddim_add(st, "TCPAbortOnLinger",  "linger",      1, 1, RRDDIM_INCREMENTAL);
                    rrddim_add(st, "TCPAbortFailed",    "failed",     -1, 1, RRDDIM_INCREMENTAL);
                }
                else rrdset_next(st);

                rrddim_set(st, "TCPAbortOnData",    tcpext_TCPAbortOnData);
                rrddim_set(st, "TCPAbortOnClose",   tcpext_TCPAbortOnClose);
                rrddim_set(st, "TCPAbortOnMemory",  tcpext_TCPAbortOnMemory);
                rrddim_set(st, "TCPAbortOnTimeout", tcpext_TCPAbortOnTimeout);
                rrddim_set(st, "TCPAbortOnLinger",  tcpext_TCPAbortOnLinger);
                rrddim_set(st, "TCPAbortFailed",    tcpext_TCPAbortFailed);
                rrdset_done(st);
            }
            // --------------------------------------------------------------------

            if(do_tcpext_reorder == CONFIG_ONDEMAND_YES || (do_tcpext_reorder == CONFIG_ONDEMAND_ONDEMAND && (tcpext_TCPRenoReorder || tcpext_TCPFACKReorder || tcpext_TCPSACKReorder || tcpext_TCPTSReorder))) {
                do_tcpext_reorder = CONFIG_ONDEMAND_YES;
                st = rrdset_find("ipv4.tcpreorders");
                if(unlikely(!st)) {
                    st = rrdset_create("ipv4", "tcpreorders", NULL, "tcp", NULL, "TCP Reordered Packets by Detection Method", "packets/s", 3020, update_every, RRDSET_TYPE_LINE);

                    rrddim_add(st, "TCPTSReorder",   "timestamp",   1, 1, RRDDIM_INCREMENTAL);
                    rrddim_add(st, "TCPSACKReorder", "sack",        1, 1, RRDDIM_INCREMENTAL);
                    rrddim_add(st, "TCPFACKReorder", "fack",        1, 1, RRDDIM_INCREMENTAL);
                    rrddim_add(st, "TCPRenoReorder", "reno",        1, 1, RRDDIM_INCREMENTAL);
                }
                else rrdset_next(st);

                rrddim_set(st, "TCPTSReorder",   tcpext_TCPTSReorder);
                rrddim_set(st, "TCPSACKReorder", tcpext_TCPSACKReorder);
                rrddim_set(st, "TCPFACKReorder", tcpext_TCPFACKReorder);
                rrddim_set(st, "TCPRenoReorder", tcpext_TCPRenoReorder);
                rrdset_done(st);
            }

            // --------------------------------------------------------------------

            if(do_tcpext_ofo == CONFIG_ONDEMAND_YES || (do_tcpext_ofo == CONFIG_ONDEMAND_ONDEMAND && (tcpext_TCPOFOQueue || tcpext_TCPOFODrop || tcpext_TCPOFOMerge))) {
                do_tcpext_ofo = CONFIG_ONDEMAND_YES;
                st = rrdset_find("ipv4.tcpofo");
                if(unlikely(!st)) {
                    st = rrdset_create("ipv4", "tcpofo", NULL, "tcp", NULL, "TCP Out-Of-Order Queue", "packets/s", 3050, update_every, RRDSET_TYPE_LINE);

                    rrddim_add(st, "TCPOFOQueue", "inqueue",  1, 1, RRDDIM_INCREMENTAL);
                    rrddim_add(st, "TCPOFODrop",  "dropped", -1, 1, RRDDIM_INCREMENTAL);
                    rrddim_add(st, "TCPOFOMerge", "merged",   1, 1, RRDDIM_INCREMENTAL);
                    rrddim_add(st, "OfoPruned",   "pruned",  -1, 1, RRDDIM_INCREMENTAL);
                }
                else rrdset_next(st);

                rrddim_set(st, "TCPOFOQueue",   tcpext_TCPOFOQueue);
                rrddim_set(st, "TCPOFODrop",    tcpext_TCPOFODrop);
                rrddim_set(st, "TCPOFOMerge",   tcpext_TCPOFOMerge);
                rrddim_set(st, "OfoPruned",     tcpext_OfoPruned);
                rrdset_done(st);
            }

            // --------------------------------------------------------------------

            if(do_tcpext_syscookies == CONFIG_ONDEMAND_YES || (do_tcpext_syscookies == CONFIG_ONDEMAND_ONDEMAND && (tcpext_SyncookiesSent || tcpext_SyncookiesRecv || tcpext_SyncookiesFailed))) {
                do_tcpext_syscookies = CONFIG_ONDEMAND_YES;
                st = rrdset_find("ipv4.tcpsyncookies");
                if(unlikely(!st)) {
                    st = rrdset_create("ipv4", "tcpsyncookies", NULL, "tcp", NULL, "TCP SYN Cookies", "packets/s", 3100, update_every, RRDSET_TYPE_LINE);

                    rrddim_add(st, "SyncookiesRecv",   "received",  1, 1, RRDDIM_INCREMENTAL);
                    rrddim_add(st, "SyncookiesSent",   "sent",     -1, 1, RRDDIM_INCREMENTAL);
                    rrddim_add(st, "SyncookiesFailed", "failed",   -1, 1, RRDDIM_INCREMENTAL);
                }
                else rrdset_next(st);

                rrddim_set(st, "SyncookiesRecv",   tcpext_SyncookiesRecv);
                rrddim_set(st, "SyncookiesSent",   tcpext_SyncookiesSent);
                rrddim_set(st, "SyncookiesFailed", tcpext_SyncookiesFailed);
                rrdset_done(st);
            }

        }
    }

    return 0;
}
Example #12
0
int do_proc_diskstats(int update_every, unsigned long long dt) {
	static procfile *ff = NULL;
	static char path_to_get_hw_sector_size[FILENAME_MAX + 1] = "";
	static int enable_new_disks = -1;
	static int do_io = -1, do_ops = -1, do_mops = -1, do_iotime = -1, do_qops = -1, do_util = -1, do_backlog = -1;

	if(enable_new_disks == -1)	enable_new_disks = config_get_boolean_ondemand("plugin:proc:/proc/diskstats", "enable new disks detected at runtime", CONFIG_ONDEMAND_ONDEMAND);

	if(do_io == -1)		do_io 		= config_get_boolean_ondemand("plugin:proc:/proc/diskstats", "bandwidth for all disks", CONFIG_ONDEMAND_ONDEMAND);
	if(do_ops == -1)	do_ops 		= config_get_boolean_ondemand("plugin:proc:/proc/diskstats", "operations for all disks", CONFIG_ONDEMAND_ONDEMAND);
	if(do_mops == -1)	do_mops 	= config_get_boolean_ondemand("plugin:proc:/proc/diskstats", "merged operations for all disks", CONFIG_ONDEMAND_ONDEMAND);
	if(do_iotime == -1)	do_iotime 	= config_get_boolean_ondemand("plugin:proc:/proc/diskstats", "i/o time for all disks", CONFIG_ONDEMAND_ONDEMAND);
	if(do_qops == -1)	do_qops 	= config_get_boolean_ondemand("plugin:proc:/proc/diskstats", "queued operations for all disks", CONFIG_ONDEMAND_ONDEMAND);
	if(do_util == -1)	do_util 	= config_get_boolean_ondemand("plugin:proc:/proc/diskstats", "utilization percentage for all disks", CONFIG_ONDEMAND_ONDEMAND);
	if(do_backlog == -1)do_backlog 	= config_get_boolean_ondemand("plugin:proc:/proc/diskstats", "backlog for all disks", CONFIG_ONDEMAND_ONDEMAND);

	if(!ff) {
		char filename[FILENAME_MAX + 1];
		snprintf(filename, FILENAME_MAX, "%s%s", global_host_prefix, "/proc/diskstats");
		ff = procfile_open(config_get("plugin:proc:/proc/diskstats", "filename to monitor", filename), " \t", PROCFILE_FLAG_DEFAULT);
	}
	if(!ff) return 1;

	if(!path_to_get_hw_sector_size[0]) {
		char filename[FILENAME_MAX + 1];
		snprintf(filename, FILENAME_MAX, "%s%s", global_host_prefix, "/sys/block/%s/queue/hw_sector_size");
		snprintf(path_to_get_hw_sector_size, FILENAME_MAX, "%s%s", global_host_prefix, config_get("plugin:proc:/proc/diskstats", "path to get h/w sector size", filename));
	}

	ff = procfile_readall(ff);
	if(!ff) return 0; // we return 0, so that we will retry to open it next time

	uint32_t lines = procfile_lines(ff), l;
	uint32_t words;

	for(l = 0; l < lines ;l++) {
		char *disk;
		unsigned long long 	major = 0, minor = 0,
							reads = 0,  mreads = 0,  readsectors = 0,  readms = 0,
							writes = 0, mwrites = 0, writesectors = 0, writems = 0,
							queued_ios = 0, busy_ms = 0, backlog_ms = 0;

		unsigned long long 	last_reads = 0,  last_readsectors = 0,  last_readms = 0,
							last_writes = 0, last_writesectors = 0, last_writems = 0,
							last_busy_ms = 0;

		words = procfile_linewords(ff, l);
		if(words < 14) continue;

		major 			= strtoull(procfile_lineword(ff, l, 0), NULL, 10);
		minor 			= strtoull(procfile_lineword(ff, l, 1), NULL, 10);
		disk 			= procfile_lineword(ff, l, 2);

		// # of reads completed # of writes completed
		// This is the total number of reads or writes completed successfully.
		reads 			= strtoull(procfile_lineword(ff, l, 3), NULL, 10); 	// rd_ios
		writes 			= strtoull(procfile_lineword(ff, l, 7), NULL, 10); 	// wr_ios

		// # of reads merged # of writes merged
		// Reads and writes which are adjacent to each other may be merged for
	    // efficiency.  Thus two 4K reads may become one 8K read before it is
	    // ultimately handed to the disk, and so it will be counted (and queued)
		mreads		 	= strtoull(procfile_lineword(ff, l, 4), NULL, 10); 	// rd_merges_or_rd_sec
		mwrites 		= strtoull(procfile_lineword(ff, l, 8), NULL, 10); 	// wr_merges

		// # of sectors read # of sectors written
		// This is the total number of sectors read or written successfully.
		readsectors 	= strtoull(procfile_lineword(ff, l, 5), NULL, 10); 	// rd_sec_or_wr_ios
		writesectors 	= strtoull(procfile_lineword(ff, l, 9), NULL, 10); 	// wr_sec

		// # of milliseconds spent reading # of milliseconds spent writing
		// This is the total number of milliseconds spent by all reads or writes (as
		// measured from __make_request() to end_that_request_last()).
		readms 			= strtoull(procfile_lineword(ff, l, 6), NULL, 10); 	// rd_ticks_or_wr_sec
		writems 		= strtoull(procfile_lineword(ff, l, 10), NULL, 10);	// wr_ticks

		// # of I/Os currently in progress
		// The only field that should go to zero. Incremented as requests are
		// given to appropriate struct request_queue and decremented as they finish.
		queued_ios 		= strtoull(procfile_lineword(ff, l, 11), NULL, 10);	// ios_pgr

		// # of milliseconds spent doing I/Os
		// This field increases so long as field queued_ios is nonzero.
		busy_ms 		= strtoull(procfile_lineword(ff, l, 12), NULL, 10);	// tot_ticks

		// weighted # of milliseconds spent doing I/Os
		// This field is incremented at each I/O start, I/O completion, I/O
		// merge, or read of these stats by the number of I/Os in progress
		// (field queued_ios) times the number of milliseconds spent doing I/O since the
		// last update of this field.  This can provide an easy measure of both
		// I/O completion time and the backlog that may be accumulating.
		backlog_ms 		= strtoull(procfile_lineword(ff, l, 13), NULL, 10);	// rq_ticks


		int def_enabled = 0;

		// remove slashes from disk names
		char *s;
		for(s = disk; *s ;s++) if(*s == '/') *s = '_';

		switch(major) {
			case 9: // MDs
			case 43: // network block
			case 144: // nfs
			case 145: // nfs
			case 146: // nfs
			case 199: // veritas
			case 201: // veritas
			case 251: // dm
				def_enabled = enable_new_disks;
				break;

			case 48: // RAID
			case 49: // RAID
			case 50: // RAID
			case 51: // RAID
			case 52: // RAID
			case 53: // RAID
			case 54: // RAID
			case 55: // RAID
			case 112: // RAID
			case 136: // RAID
			case 137: // RAID
			case 138: // RAID
			case 139: // RAID
			case 140: // RAID
			case 141: // RAID
			case 142: // RAID
			case 143: // RAID
			case 179: // MMC
			case 180: // USB
				if(minor % 8) def_enabled = 0; // partitions
				else def_enabled = enable_new_disks;
				break;

			case 8: // scsi disks
			case 65: // scsi disks
			case 66: // scsi disks
			case 67: // scsi disks
			case 68: // scsi disks
			case 69: // scsi disks
			case 70: // scsi disks
			case 71: // scsi disks
			case 72: // scsi disks
			case 73: // scsi disks
			case 74: // scsi disks
			case 75: // scsi disks
			case 76: // scsi disks
			case 77: // scsi disks
			case 78: // scsi disks
			case 79: // scsi disks
			case 80: // i2o
			case 81: // i2o
			case 82: // i2o
			case 83: // i2o
			case 84: // i2o
			case 85: // i2o
			case 86: // i2o
			case 87: // i2o
			case 101: // hyperdisk
			case 102: // compressed
			case 104: // scsi
			case 105: // scsi
			case 106: // scsi
			case 107: // scsi
			case 108: // scsi
			case 109: // scsi
			case 110: // scsi
			case 111: // scsi
			case 114: // bios raid
			case 116: // ram board
			case 128: // scsi
			case 129: // scsi
			case 130: // scsi
			case 131: // scsi
			case 132: // scsi
			case 133: // scsi
			case 134: // scsi
			case 135: // scsi
			case 153: // raid
			case 202: // xen
			case 253: // virtio
			case 256: // flash
			case 257: // flash
			case 259: // nvme0n1 issue #119
				if(minor % 16) def_enabled = 0; // partitions
				else def_enabled = enable_new_disks;
				break;

			case 160: // raid
			case 161: // raid
				if(minor % 32) def_enabled = 0; // partitions
				else def_enabled = enable_new_disks;
				break;

			case 3: // ide
			case 13: // 8bit ide
			case 22: // ide
			case 33: // ide
			case 34: // ide
			case 56: // ide
			case 57: // ide
			case 88: // ide
			case 89: // ide
			case 90: // ide
			case 91: // ide
				if(minor % 64) def_enabled = 0; // partitions
				else def_enabled = enable_new_disks;
				break;

			case 252: // zram
				def_enabled = 0;
				break;

			default:
				def_enabled = 0;
				break;
		}

		int ddo_io = do_io, ddo_ops = do_ops, ddo_mops = do_mops, ddo_iotime = do_iotime, ddo_qops = do_qops, ddo_util = do_util, ddo_backlog = do_backlog;

		// check which charts are enabled for this disk
		{
			char var_name[4096 + 1];
			snprintf(var_name, 4096, "plugin:proc:/proc/diskstats:%s", disk);
			def_enabled = config_get_boolean_ondemand(var_name, "enabled", def_enabled);
			if(def_enabled == CONFIG_ONDEMAND_NO) continue;
			if(def_enabled == CONFIG_ONDEMAND_ONDEMAND && !reads && !writes) continue;


			ddo_io 		= config_get_boolean_ondemand(var_name, "bandwidth", ddo_io);
			ddo_ops 	= config_get_boolean_ondemand(var_name, "operations", ddo_ops);
			ddo_mops 	= config_get_boolean_ondemand(var_name, "merged operations", ddo_mops);
			ddo_iotime 	= config_get_boolean_ondemand(var_name, "i/o time", ddo_iotime);
			ddo_qops 	= config_get_boolean_ondemand(var_name, "queued operations", ddo_qops);
			ddo_util 	= config_get_boolean_ondemand(var_name, "utilization percentage", ddo_util);
			ddo_backlog = config_get_boolean_ondemand(var_name, "backlog", ddo_backlog);

			// by default, do not add charts that do not have values
			if(ddo_io == CONFIG_ONDEMAND_ONDEMAND && !reads && !writes) ddo_io = 0;
			if(ddo_mops == CONFIG_ONDEMAND_ONDEMAND && mreads == 0 && mwrites == 0) ddo_mops = 0;
			if(ddo_iotime == CONFIG_ONDEMAND_ONDEMAND && readms == 0 && writems == 0) ddo_iotime = 0;
			if(ddo_util == CONFIG_ONDEMAND_ONDEMAND && busy_ms == 0) ddo_util = 0;
			if(ddo_backlog == CONFIG_ONDEMAND_ONDEMAND && backlog_ms == 0) ddo_backlog = 0;
			if(ddo_qops == CONFIG_ONDEMAND_ONDEMAND && backlog_ms == 0) ddo_qops = 0;

			// for absolute values, we need to switch the setting to 'yes'
			// to allow it refresh from now on
			if(ddo_qops == CONFIG_ONDEMAND_ONDEMAND) config_set(var_name, "queued operations", "yes");
		}

		RRDSET *st;

		// --------------------------------------------------------------------

		int sector_size = 512;
		if(ddo_io) {
			st = rrdset_find_bytype(RRD_TYPE_DISK, disk);
			if(!st) {
				char tf[FILENAME_MAX + 1], *t;
				char ssfilename[FILENAME_MAX + 1];

				strncpy(tf, disk, FILENAME_MAX);
				tf[FILENAME_MAX] = '\0';

				// replace all / with !
				while((t = strchr(tf, '/'))) *t = '!';

				snprintf(ssfilename, FILENAME_MAX, path_to_get_hw_sector_size, tf);
				FILE *fpss = fopen(ssfilename, "r");
				if(fpss) {
					char ssbuffer[1025];
					char *tmp = fgets(ssbuffer, 1024, fpss);

					if(tmp) {
						sector_size = atoi(tmp);
						if(sector_size <= 0) {
							error("Invalid sector size %d for device %s in %s. Assuming 512.", sector_size, disk, ssfilename);
							sector_size = 512;
						}
					}
					else error("Cannot read data for sector size for device %s from %s. Assuming 512.", disk, ssfilename);

					fclose(fpss);
				}
				else error("Cannot read sector size for device %s from %s. Assuming 512.", disk, ssfilename);

				st = rrdset_create(RRD_TYPE_DISK, disk, NULL, disk, "disk.io", "Disk I/O Bandwidth", "kilobytes/s", 2000, update_every, RRDSET_TYPE_AREA);

				rrddim_add(st, "reads", NULL, sector_size, 1024, RRDDIM_INCREMENTAL);
				rrddim_add(st, "writes", NULL, sector_size * -1, 1024, RRDDIM_INCREMENTAL);
			}
			else rrdset_next_usec(st, dt);

			last_readsectors  = rrddim_set(st, "reads", readsectors);
			last_writesectors = rrddim_set(st, "writes", writesectors);
			rrdset_done(st);
		}

		// --------------------------------------------------------------------

		if(ddo_ops) {
			st = rrdset_find_bytype("disk_ops", disk);
			if(!st) {
				st = rrdset_create("disk_ops", disk, NULL, disk, "disk.ops", "Disk Completed I/O Operations", "operations/s", 2001, update_every, RRDSET_TYPE_LINE);
				st->isdetail = 1;

				rrddim_add(st, "reads", NULL, 1, 1, RRDDIM_INCREMENTAL);
				rrddim_add(st, "writes", NULL, -1, 1, RRDDIM_INCREMENTAL);
			}
			else rrdset_next_usec(st, dt);

			last_reads  = rrddim_set(st, "reads", reads);
			last_writes = rrddim_set(st, "writes", writes);
			rrdset_done(st);
		}

		// --------------------------------------------------------------------

		if(ddo_qops) {
			st = rrdset_find_bytype("disk_qops", disk);
			if(!st) {
				st = rrdset_create("disk_qops", disk, NULL, disk, "disk.qops", "Disk Current I/O Operations", "operations", 2002, update_every, RRDSET_TYPE_LINE);
				st->isdetail = 1;

				rrddim_add(st, "operations", NULL, 1, 1, RRDDIM_ABSOLUTE);
			}
			else rrdset_next_usec(st, dt);

			rrddim_set(st, "operations", queued_ios);
			rrdset_done(st);
		}

		// --------------------------------------------------------------------

		if(ddo_backlog) {
			st = rrdset_find_bytype("disk_backlog", disk);
			if(!st) {
				st = rrdset_create("disk_backlog", disk, NULL, disk, "disk.backlog", "Disk Backlog", "backlog (ms)", 2003, update_every, RRDSET_TYPE_AREA);
				st->isdetail = 1;

				rrddim_add(st, "backlog", NULL, 1, 10, RRDDIM_INCREMENTAL);
			}
			else rrdset_next_usec(st, dt);

			rrddim_set(st, "backlog", backlog_ms);
			rrdset_done(st);
		}

		// --------------------------------------------------------------------

		if(ddo_util) {
			st = rrdset_find_bytype("disk_util", disk);
			if(!st) {
				st = rrdset_create("disk_util", disk, NULL, disk, "disk.util", "Disk Utilization Time", "% of time working", 2004, update_every, RRDSET_TYPE_AREA);
				st->isdetail = 1;

				rrddim_add(st, "utilization", NULL, 1, 10, RRDDIM_INCREMENTAL);
			}
			else rrdset_next_usec(st, dt);

			last_busy_ms = rrddim_set(st, "utilization", busy_ms);
			rrdset_done(st);
		}

		// --------------------------------------------------------------------

		if(ddo_mops) {
			st = rrdset_find_bytype("disk_mops", disk);
			if(!st) {
				st = rrdset_create("disk_mops", disk, NULL, disk, "disk.mops", "Disk Merged Operations", "merged operations/s", 2021, update_every, RRDSET_TYPE_LINE);
				st->isdetail = 1;

				rrddim_add(st, "reads", NULL, 1, 1, RRDDIM_INCREMENTAL);
				rrddim_add(st, "writes", NULL, -1, 1, RRDDIM_INCREMENTAL);
			}
			else rrdset_next_usec(st, dt);

			rrddim_set(st, "reads", mreads);
			rrddim_set(st, "writes", mwrites);
			rrdset_done(st);
		}

		// --------------------------------------------------------------------

		if(ddo_iotime) {
			st = rrdset_find_bytype("disk_iotime", disk);
			if(!st) {
				st = rrdset_create("disk_iotime", disk, NULL, disk, "disk.iotime", "Disk Total I/O Time", "milliseconds/s", 2022, update_every, RRDSET_TYPE_LINE);
				st->isdetail = 1;

				rrddim_add(st, "reads", NULL, 1, 1, RRDDIM_INCREMENTAL);
				rrddim_add(st, "writes", NULL, -1, 1, RRDDIM_INCREMENTAL);
			}
			else rrdset_next_usec(st, dt);

			last_readms  = rrddim_set(st, "reads", readms);
			last_writems = rrddim_set(st, "writes", writems);
			rrdset_done(st);
		}

		// --------------------------------------------------------------------
		// calculate differential charts
		// only if this is not the first time we run

		if(dt) {
			if(ddo_iotime && ddo_ops) {
				st = rrdset_find_bytype("disk_await", disk);
				if(!st) {
					st = rrdset_create("disk_await", disk, NULL, disk, "disk.await", "Average Completed I/O Operation Time", "ms per operation", 2005, update_every, RRDSET_TYPE_LINE);
					st->isdetail = 1;

					rrddim_add(st, "reads", NULL, 1, 1, RRDDIM_ABSOLUTE);
					rrddim_add(st, "writes", NULL, -1, 1, RRDDIM_ABSOLUTE);
				}
				else rrdset_next_usec(st, dt);

				rrddim_set(st, "reads", (reads - last_reads) ? (readms - last_readms) / (reads - last_reads) : 0);
				rrddim_set(st, "writes", (writes - last_writes) ? (writems - last_writems) / (writes - last_writes) : 0);
				rrdset_done(st);
			}

			if(ddo_io && ddo_ops) {
				st = rrdset_find_bytype("disk_avgsz", disk);
				if(!st) {
					st = rrdset_create("disk_avgsz", disk, NULL, disk, "disk.avgsz", "Average Completed I/O Operation Bandwidth", "kilobytes per operation", 2006, update_every, RRDSET_TYPE_AREA);
					st->isdetail = 1;

					rrddim_add(st, "reads", NULL, sector_size, 1024, RRDDIM_ABSOLUTE);
					rrddim_add(st, "writes", NULL, -sector_size, 1024, RRDDIM_ABSOLUTE);
				}
				else rrdset_next_usec(st, dt);

				rrddim_set(st, "reads", (reads - last_reads) ? (readsectors - last_readsectors) / (reads - last_reads) : 0);
				rrddim_set(st, "writes", (writes - last_writes) ? (writesectors - last_writesectors) / (writes - last_writes) : 0);
				rrdset_done(st);
			}

			if(ddo_util && ddo_ops) {
				st = rrdset_find_bytype("disk_svctm", disk);
				if(!st) {
					st = rrdset_create("disk_svctm", disk, NULL, disk, "disk.svctm", "Average Service Time", "ms per operation", 2007, update_every, RRDSET_TYPE_LINE);
					st->isdetail = 1;

					rrddim_add(st, "svctm", NULL, 1, 1, RRDDIM_ABSOLUTE);
				}
				else rrdset_next_usec(st, dt);

				rrddim_set(st, "svctm", ((reads - last_reads) + (writes - last_writes)) ? (busy_ms - last_busy_ms) / ((reads - last_reads) + (writes - last_writes)) : 0);
				rrdset_done(st);
			}
		}
	}

	return 0;
}
Example #13
0
int do_proc_net_netstat(int update_every, usec_t dt) {
    (void)dt;

    static int do_bandwidth = -1, do_inerrors = -1, do_mcast = -1, do_bcast = -1, do_mcast_p = -1, do_bcast_p = -1, do_ecn = -1, \
        do_tcpext_reorder = -1, do_tcpext_syscookies = -1, do_tcpext_ofo = -1, do_tcpext_connaborts = -1, do_tcpext_memory = -1,
        do_tcpext_listen = -1;

    static uint32_t hash_ipext = 0, hash_tcpext = 0;
    static procfile *ff = NULL;

    static ARL_BASE *arl_tcpext = NULL;
    static ARL_BASE *arl_ipext = NULL;

    // --------------------------------------------------------------------
    // IPv4

    // IPv4 bandwidth
    static unsigned long long ipext_InOctets = 0;
    static unsigned long long ipext_OutOctets = 0;

    // IPv4 input errors
    static unsigned long long ipext_InNoRoutes = 0;
    static unsigned long long ipext_InTruncatedPkts = 0;
    static unsigned long long ipext_InCsumErrors = 0;

    // IPv4 multicast bandwidth
    static unsigned long long ipext_InMcastOctets = 0;
    static unsigned long long ipext_OutMcastOctets = 0;

    // IPv4 multicast packets
    static unsigned long long ipext_InMcastPkts = 0;
    static unsigned long long ipext_OutMcastPkts = 0;

    // IPv4 broadcast bandwidth
    static unsigned long long ipext_InBcastOctets = 0;
    static unsigned long long ipext_OutBcastOctets = 0;

    // IPv4 broadcast packets
    static unsigned long long ipext_InBcastPkts = 0;
    static unsigned long long ipext_OutBcastPkts = 0;

    // IPv4 ECN
    static unsigned long long ipext_InNoECTPkts = 0;
    static unsigned long long ipext_InECT1Pkts = 0;
    static unsigned long long ipext_InECT0Pkts = 0;
    static unsigned long long ipext_InCEPkts = 0;

    // --------------------------------------------------------------------
    // IPv4 TCP

    // IPv4 TCP Reordering
    static unsigned long long tcpext_TCPRenoReorder = 0;
    static unsigned long long tcpext_TCPFACKReorder = 0;
    static unsigned long long tcpext_TCPSACKReorder = 0;
    static unsigned long long tcpext_TCPTSReorder = 0;

    // IPv4 TCP SYN Cookies
    static unsigned long long tcpext_SyncookiesSent = 0;
    static unsigned long long tcpext_SyncookiesRecv = 0;
    static unsigned long long tcpext_SyncookiesFailed = 0;

    // IPv4 TCP Out Of Order Queue
    // http://www.spinics.net/lists/netdev/msg204696.html
    static unsigned long long tcpext_TCPOFOQueue = 0; // Number of packets queued in OFO queue
    static unsigned long long tcpext_TCPOFODrop = 0;  // Number of packets meant to be queued in OFO but dropped because socket rcvbuf limit hit.
    static unsigned long long tcpext_TCPOFOMerge = 0; // Number of packets in OFO that were merged with other packets.
    static unsigned long long tcpext_OfoPruned = 0;   // packets dropped from out-of-order queue because of socket buffer overrun

    // IPv4 TCP connection resets
    // https://github.com/ecki/net-tools/blob/bd8bceaed2311651710331a7f8990c3e31be9840/statistics.c
    static unsigned long long tcpext_TCPAbortOnData = 0;    // connections reset due to unexpected data
    static unsigned long long tcpext_TCPAbortOnClose = 0;   // connections reset due to early user close
    static unsigned long long tcpext_TCPAbortOnMemory = 0;  // connections aborted due to memory pressure
    static unsigned long long tcpext_TCPAbortOnTimeout = 0; // connections aborted due to timeout
    static unsigned long long tcpext_TCPAbortOnLinger = 0;  // connections aborted after user close in linger timeout
    static unsigned long long tcpext_TCPAbortFailed = 0;    // times unable to send RST due to no memory

    // https://perfchron.com/2015/12/26/investigating-linux-network-issues-with-netstat-and-nstat/
    static unsigned long long tcpext_ListenOverflows = 0;   // times the listen queue of a socket overflowed
    static unsigned long long tcpext_ListenDrops = 0;       // SYNs to LISTEN sockets ignored

    // IPv4 TCP memory pressures
    static unsigned long long tcpext_TCPMemoryPressures = 0;

    // shared: tcpext_TCPSynRetrans


    if(unlikely(!arl_ipext)) {
        hash_ipext = simple_hash("IpExt");
        hash_tcpext = simple_hash("TcpExt");

        do_bandwidth = config_get_boolean_ondemand("plugin:proc:/proc/net/netstat", "bandwidth", CONFIG_BOOLEAN_AUTO);
        do_inerrors  = config_get_boolean_ondemand("plugin:proc:/proc/net/netstat", "input errors", CONFIG_BOOLEAN_AUTO);
        do_mcast     = config_get_boolean_ondemand("plugin:proc:/proc/net/netstat", "multicast bandwidth", CONFIG_BOOLEAN_AUTO);
        do_bcast     = config_get_boolean_ondemand("plugin:proc:/proc/net/netstat", "broadcast bandwidth", CONFIG_BOOLEAN_AUTO);
        do_mcast_p   = config_get_boolean_ondemand("plugin:proc:/proc/net/netstat", "multicast packets", CONFIG_BOOLEAN_AUTO);
        do_bcast_p   = config_get_boolean_ondemand("plugin:proc:/proc/net/netstat", "broadcast packets", CONFIG_BOOLEAN_AUTO);
        do_ecn       = config_get_boolean_ondemand("plugin:proc:/proc/net/netstat", "ECN packets", CONFIG_BOOLEAN_AUTO);

        do_tcpext_reorder    = config_get_boolean_ondemand("plugin:proc:/proc/net/netstat", "TCP reorders", CONFIG_BOOLEAN_AUTO);
        do_tcpext_syscookies = config_get_boolean_ondemand("plugin:proc:/proc/net/netstat", "TCP SYN cookies", CONFIG_BOOLEAN_AUTO);
        do_tcpext_ofo        = config_get_boolean_ondemand("plugin:proc:/proc/net/netstat", "TCP out-of-order queue", CONFIG_BOOLEAN_AUTO);
        do_tcpext_connaborts = config_get_boolean_ondemand("plugin:proc:/proc/net/netstat", "TCP connection aborts", CONFIG_BOOLEAN_AUTO);
        do_tcpext_memory     = config_get_boolean_ondemand("plugin:proc:/proc/net/netstat", "TCP memory pressures", CONFIG_BOOLEAN_AUTO);
        do_tcpext_listen     = config_get_boolean_ondemand("plugin:proc:/proc/net/netstat", "TCP listen issues", CONFIG_BOOLEAN_AUTO);

        arl_ipext  = arl_create("netstat/ipext", NULL, 60);
        arl_tcpext = arl_create("netstat/tcpext", NULL, 60);

        // --------------------------------------------------------------------
        // IPv4

        if(do_bandwidth != CONFIG_BOOLEAN_NO) {
            arl_expect(arl_ipext, "InOctets",  &ipext_InOctets);
            arl_expect(arl_ipext, "OutOctets", &ipext_OutOctets);
        }

        if(do_inerrors != CONFIG_BOOLEAN_NO) {
            arl_expect(arl_ipext, "InNoRoutes",      &ipext_InNoRoutes);
            arl_expect(arl_ipext, "InTruncatedPkts", &ipext_InTruncatedPkts);
            arl_expect(arl_ipext, "InCsumErrors",    &ipext_InCsumErrors);
        }

        if(do_mcast != CONFIG_BOOLEAN_NO) {
            arl_expect(arl_ipext, "InMcastOctets", &ipext_InMcastOctets);
            arl_expect(arl_ipext, "OutMcastOctets", &ipext_OutMcastOctets);
        }

        if(do_mcast_p != CONFIG_BOOLEAN_NO) {
            arl_expect(arl_ipext, "InMcastPkts",  &ipext_InMcastPkts);
            arl_expect(arl_ipext, "OutMcastPkts", &ipext_OutMcastPkts);
        }

        if(do_bcast != CONFIG_BOOLEAN_NO) {
            arl_expect(arl_ipext, "InBcastPkts",  &ipext_InBcastPkts);
            arl_expect(arl_ipext, "OutBcastPkts", &ipext_OutBcastPkts);
        }

        if(do_bcast_p != CONFIG_BOOLEAN_NO) {
            arl_expect(arl_ipext, "InBcastOctets",  &ipext_InBcastOctets);
            arl_expect(arl_ipext, "OutBcastOctets", &ipext_OutBcastOctets);
        }

        if(do_ecn != CONFIG_BOOLEAN_NO) {
            arl_expect(arl_ipext, "InNoECTPkts", &ipext_InNoECTPkts);
            arl_expect(arl_ipext, "InECT1Pkts",  &ipext_InECT1Pkts);
            arl_expect(arl_ipext, "InECT0Pkts",  &ipext_InECT0Pkts);
            arl_expect(arl_ipext, "InCEPkts",    &ipext_InCEPkts);
        }

        // --------------------------------------------------------------------
        // IPv4 TCP

        if(do_tcpext_reorder != CONFIG_BOOLEAN_NO) {
            arl_expect(arl_tcpext, "TCPFACKReorder", &tcpext_TCPFACKReorder);
            arl_expect(arl_tcpext, "TCPSACKReorder", &tcpext_TCPSACKReorder);
            arl_expect(arl_tcpext, "TCPRenoReorder", &tcpext_TCPRenoReorder);
            arl_expect(arl_tcpext, "TCPTSReorder",   &tcpext_TCPTSReorder);
        }

        if(do_tcpext_syscookies != CONFIG_BOOLEAN_NO) {
            arl_expect(arl_tcpext, "SyncookiesSent",   &tcpext_SyncookiesSent);
            arl_expect(arl_tcpext, "SyncookiesRecv",   &tcpext_SyncookiesRecv);
            arl_expect(arl_tcpext, "SyncookiesFailed", &tcpext_SyncookiesFailed);
        }

        if(do_tcpext_ofo != CONFIG_BOOLEAN_NO) {
            arl_expect(arl_tcpext, "TCPOFOQueue", &tcpext_TCPOFOQueue);
            arl_expect(arl_tcpext, "TCPOFODrop",  &tcpext_TCPOFODrop);
            arl_expect(arl_tcpext, "TCPOFOMerge", &tcpext_TCPOFOMerge);
            arl_expect(arl_tcpext, "OfoPruned",   &tcpext_OfoPruned);
        }

        if(do_tcpext_connaborts != CONFIG_BOOLEAN_NO) {
            arl_expect(arl_tcpext, "TCPAbortOnData",    &tcpext_TCPAbortOnData);
            arl_expect(arl_tcpext, "TCPAbortOnClose",   &tcpext_TCPAbortOnClose);
            arl_expect(arl_tcpext, "TCPAbortOnMemory",  &tcpext_TCPAbortOnMemory);
            arl_expect(arl_tcpext, "TCPAbortOnTimeout", &tcpext_TCPAbortOnTimeout);
            arl_expect(arl_tcpext, "TCPAbortOnLinger",  &tcpext_TCPAbortOnLinger);
            arl_expect(arl_tcpext, "TCPAbortFailed",    &tcpext_TCPAbortFailed);
        }

        if(do_tcpext_memory != CONFIG_BOOLEAN_NO) {
            arl_expect(arl_tcpext, "TCPMemoryPressures", &tcpext_TCPMemoryPressures);
        }

        if(do_tcpext_listen != CONFIG_BOOLEAN_NO) {
            arl_expect(arl_tcpext, "ListenOverflows", &tcpext_ListenOverflows);
            arl_expect(arl_tcpext, "ListenDrops",     &tcpext_ListenDrops);
        }

        // shared metrics
        arl_expect(arl_tcpext, "TCPSynRetrans", &tcpext_TCPSynRetrans);
    }

    if(unlikely(!ff)) {
        char filename[FILENAME_MAX + 1];
        snprintfz(filename, FILENAME_MAX, "%s%s", netdata_configured_host_prefix, "/proc/net/netstat");
        ff = procfile_open(config_get("plugin:proc:/proc/net/netstat", "filename to monitor", filename), " \t:", PROCFILE_FLAG_DEFAULT);
        if(unlikely(!ff)) return 1;
    }

    ff = procfile_readall(ff);
    if(unlikely(!ff)) return 0; // we return 0, so that we will retry to open it next time

    size_t lines = procfile_lines(ff), l;
    size_t words;

    arl_begin(arl_ipext);
    arl_begin(arl_tcpext);

    for(l = 0; l < lines ;l++) {
        char *key = procfile_lineword(ff, l, 0);
        uint32_t hash = simple_hash(key);

        if(unlikely(hash == hash_ipext && strcmp(key, "IpExt") == 0)) {
            size_t h = l++;

            words = procfile_linewords(ff, l);
            if(unlikely(words < 2)) {
                error("Cannot read /proc/net/netstat IpExt line. Expected 2+ params, read %zu.", words);
                continue;
            }

            parse_line_pair(ff, arl_ipext, h, l);

            // --------------------------------------------------------------------

            if(do_bandwidth == CONFIG_BOOLEAN_YES || (do_bandwidth == CONFIG_BOOLEAN_AUTO && (ipext_InOctets || ipext_OutOctets))) {
                do_bandwidth = CONFIG_BOOLEAN_YES;
                static RRDSET *st_system_ipv4 = NULL;
                static RRDDIM *rd_in = NULL, *rd_out = NULL;

                if(unlikely(!st_system_ipv4)) {
                    st_system_ipv4 = rrdset_create_localhost(
                            "system"
                            , "ipv4"
                            , NULL
                            , "network"
                            , NULL
                            , "IPv4 Bandwidth"
                            , "kilobits/s"
                            , "proc"
                            , "net/netstat"
                            , NETDATA_CHART_PRIO_SYSTEM_IPV4
                            , update_every
                            , RRDSET_TYPE_AREA
                    );

                    rd_in  = rrddim_add(st_system_ipv4, "InOctets",  "received", 8, BITS_IN_A_KILOBIT, RRD_ALGORITHM_INCREMENTAL);
                    rd_out = rrddim_add(st_system_ipv4, "OutOctets", "sent",    -8, BITS_IN_A_KILOBIT, RRD_ALGORITHM_INCREMENTAL);
                }
                else
                    rrdset_next(st_system_ipv4);

                rrddim_set_by_pointer(st_system_ipv4, rd_in,  ipext_InOctets);
                rrddim_set_by_pointer(st_system_ipv4, rd_out, ipext_OutOctets);

                rrdset_done(st_system_ipv4);
            }

            // --------------------------------------------------------------------

            if(do_inerrors == CONFIG_BOOLEAN_YES || (do_inerrors == CONFIG_BOOLEAN_AUTO && (ipext_InNoRoutes || ipext_InTruncatedPkts))) {
                do_inerrors = CONFIG_BOOLEAN_YES;
                static RRDSET *st_ipv4_inerrors = NULL;
                static RRDDIM *rd_noroutes = NULL, *rd_truncated = NULL, *rd_checksum = NULL;

                if(unlikely(!st_ipv4_inerrors)) {
                    st_ipv4_inerrors = rrdset_create_localhost(
                            "ipv4"
                            , "inerrors"
                            , NULL
                            , "errors"
                            , NULL
                            , "IPv4 Input Errors"
                            , "packets/s"
                            , "proc"
                            , "net/netstat"
                            , NETDATA_CHART_PRIO_IPV4_ERRORS
                            , update_every
                            , RRDSET_TYPE_LINE
                    );

                    rrdset_flag_set(st_ipv4_inerrors, RRDSET_FLAG_DETAIL);

                    rd_noroutes  = rrddim_add(st_ipv4_inerrors, "InNoRoutes",      "noroutes",  1, 1, RRD_ALGORITHM_INCREMENTAL);
                    rd_truncated = rrddim_add(st_ipv4_inerrors, "InTruncatedPkts", "truncated", 1, 1, RRD_ALGORITHM_INCREMENTAL);
                    rd_checksum  = rrddim_add(st_ipv4_inerrors, "InCsumErrors",    "checksum",  1, 1, RRD_ALGORITHM_INCREMENTAL);
                }
                else
                    rrdset_next(st_ipv4_inerrors);

                rrddim_set_by_pointer(st_ipv4_inerrors, rd_noroutes,  ipext_InNoRoutes);
                rrddim_set_by_pointer(st_ipv4_inerrors, rd_truncated, ipext_InTruncatedPkts);
                rrddim_set_by_pointer(st_ipv4_inerrors, rd_checksum,  ipext_InCsumErrors);

                rrdset_done(st_ipv4_inerrors);
            }

            // --------------------------------------------------------------------

            if(do_mcast == CONFIG_BOOLEAN_YES || (do_mcast == CONFIG_BOOLEAN_AUTO && (ipext_InMcastOctets || ipext_OutMcastOctets))) {
                do_mcast = CONFIG_BOOLEAN_YES;
                static RRDSET *st_ipv4_mcast = NULL;
                static RRDDIM *rd_in = NULL, *rd_out = NULL;

                if(unlikely(!st_ipv4_mcast)) {
                    st_ipv4_mcast = rrdset_create_localhost(
                            "ipv4"
                            , "mcast"
                            , NULL
                            , "multicast"
                            , NULL
                            , "IPv4 Multicast Bandwidth"
                            , "kilobits/s"
                            , "proc"
                            , "net/netstat"
                            , NETDATA_CHART_PRIO_IPV4_MCAST
                            , update_every
                            , RRDSET_TYPE_AREA
                    );

                    rrdset_flag_set(st_ipv4_mcast, RRDSET_FLAG_DETAIL);

                    rd_in  = rrddim_add(st_ipv4_mcast, "InMcastOctets",  "received", 8, BITS_IN_A_KILOBIT, RRD_ALGORITHM_INCREMENTAL);
                    rd_out = rrddim_add(st_ipv4_mcast, "OutMcastOctets", "sent",    -8, BITS_IN_A_KILOBIT, RRD_ALGORITHM_INCREMENTAL);
                }
                else
                    rrdset_next(st_ipv4_mcast);

                rrddim_set_by_pointer(st_ipv4_mcast, rd_in,  ipext_InMcastOctets);
                rrddim_set_by_pointer(st_ipv4_mcast, rd_out, ipext_OutMcastOctets);

                rrdset_done(st_ipv4_mcast);
            }

            // --------------------------------------------------------------------

            if(do_bcast == CONFIG_BOOLEAN_YES || (do_bcast == CONFIG_BOOLEAN_AUTO && (ipext_InBcastOctets || ipext_OutBcastOctets))) {
                do_bcast = CONFIG_BOOLEAN_YES;

                static RRDSET *st_ipv4_bcast = NULL;
                static RRDDIM *rd_in = NULL, *rd_out = NULL;

                if(unlikely(!st_ipv4_bcast)) {
                    st_ipv4_bcast = rrdset_create_localhost(
                            "ipv4"
                            , "bcast"
                            , NULL
                            , "broadcast"
                            , NULL
                            , "IPv4 Broadcast Bandwidth"
                            , "kilobits/s"
                            , "proc"
                            , "net/netstat"
                            , NETDATA_CHART_PRIO_IPV4_BCAST
                            , update_every
                            , RRDSET_TYPE_AREA
                    );

                    rrdset_flag_set(st_ipv4_bcast, RRDSET_FLAG_DETAIL);

                    rd_in  = rrddim_add(st_ipv4_bcast, "InBcastOctets",  "received", 8, BITS_IN_A_KILOBIT, RRD_ALGORITHM_INCREMENTAL);
                    rd_out = rrddim_add(st_ipv4_bcast, "OutBcastOctets", "sent",    -8, BITS_IN_A_KILOBIT, RRD_ALGORITHM_INCREMENTAL);
                }
                else
                    rrdset_next(st_ipv4_bcast);

                rrddim_set_by_pointer(st_ipv4_bcast, rd_in,  ipext_InBcastOctets);
                rrddim_set_by_pointer(st_ipv4_bcast, rd_out, ipext_OutBcastOctets);

                rrdset_done(st_ipv4_bcast);
            }

            // --------------------------------------------------------------------

            if(do_mcast_p == CONFIG_BOOLEAN_YES || (do_mcast_p == CONFIG_BOOLEAN_AUTO && (ipext_InMcastPkts || ipext_OutMcastPkts))) {
                do_mcast_p = CONFIG_BOOLEAN_YES;

                static RRDSET *st_ipv4_mcastpkts = NULL;
                static RRDDIM *rd_in = NULL, *rd_out = NULL;

                if(unlikely(!st_ipv4_mcastpkts)) {
                    st_ipv4_mcastpkts = rrdset_create_localhost(
                            "ipv4"
                            , "mcastpkts"
                            , NULL
                            , "multicast"
                            , NULL
                            , "IPv4 Multicast Packets"
                            , "packets/s"
                            , "proc"
                            , "net/netstat"
                            , NETDATA_CHART_PRIO_IPV4_MCAST + 10
                            , update_every
                            , RRDSET_TYPE_LINE
                    );

                    rrdset_flag_set(st_ipv4_mcastpkts, RRDSET_FLAG_DETAIL);

                    rd_in  = rrddim_add(st_ipv4_mcastpkts, "InMcastPkts",  "received", 1, 1, RRD_ALGORITHM_INCREMENTAL);
                    rd_out = rrddim_add(st_ipv4_mcastpkts, "OutMcastPkts", "sent",    -1, 1, RRD_ALGORITHM_INCREMENTAL);
                }
                else rrdset_next(st_ipv4_mcastpkts);

                rrddim_set_by_pointer(st_ipv4_mcastpkts, rd_in,  ipext_InMcastPkts);
                rrddim_set_by_pointer(st_ipv4_mcastpkts, rd_out, ipext_OutMcastPkts);

                rrdset_done(st_ipv4_mcastpkts);
            }

            // --------------------------------------------------------------------

            if(do_bcast_p == CONFIG_BOOLEAN_YES || (do_bcast_p == CONFIG_BOOLEAN_AUTO && (ipext_InBcastPkts || ipext_OutBcastPkts))) {
                do_bcast_p = CONFIG_BOOLEAN_YES;

                static RRDSET *st_ipv4_bcastpkts = NULL;
                static RRDDIM *rd_in = NULL, *rd_out = NULL;

                if(unlikely(!st_ipv4_bcastpkts)) {
                    st_ipv4_bcastpkts = rrdset_create_localhost(
                            "ipv4"
                            , "bcastpkts"
                            , NULL
                            , "broadcast"
                            , NULL
                            , "IPv4 Broadcast Packets"
                            , "packets/s"
                            , "proc"
                            , "net/netstat"
                            , NETDATA_CHART_PRIO_IPV4_BCAST + 10
                            , update_every
                            , RRDSET_TYPE_LINE
                    );

                    rrdset_flag_set(st_ipv4_bcastpkts, RRDSET_FLAG_DETAIL);

                    rd_in  = rrddim_add(st_ipv4_bcastpkts, "InBcastPkts",  "received", 1, 1, RRD_ALGORITHM_INCREMENTAL);
                    rd_out = rrddim_add(st_ipv4_bcastpkts, "OutBcastPkts", "sent",    -1, 1, RRD_ALGORITHM_INCREMENTAL);
                }
                else
                    rrdset_next(st_ipv4_bcastpkts);

                rrddim_set_by_pointer(st_ipv4_bcastpkts, rd_in,  ipext_InBcastPkts);
                rrddim_set_by_pointer(st_ipv4_bcastpkts, rd_out, ipext_OutBcastPkts);

                rrdset_done(st_ipv4_bcastpkts);
            }

            // --------------------------------------------------------------------

            if(do_ecn == CONFIG_BOOLEAN_YES || (do_ecn == CONFIG_BOOLEAN_AUTO && (ipext_InCEPkts || ipext_InECT0Pkts || ipext_InECT1Pkts || ipext_InNoECTPkts))) {
                do_ecn = CONFIG_BOOLEAN_YES;

                static RRDSET *st_ecnpkts = NULL;
                static RRDDIM *rd_cep = NULL, *rd_noectp = NULL, *rd_ectp0 = NULL, *rd_ectp1 = NULL;

                if(unlikely(!st_ecnpkts)) {
                    st_ecnpkts = rrdset_create_localhost(
                            "ipv4"
                            , "ecnpkts"
                            , NULL
                            , "ecn"
                            , NULL
                            , "IPv4 ECN Statistics"
                            , "packets/s"
                            , "proc"
                            , "net/netstat"
                            , NETDATA_CHART_PRIO_IPV4_ECN
                            , update_every
                            , RRDSET_TYPE_LINE
                    );

                    rrdset_flag_set(st_ecnpkts, RRDSET_FLAG_DETAIL);

                    rd_cep    = rrddim_add(st_ecnpkts, "InCEPkts",    "CEP",     1, 1, RRD_ALGORITHM_INCREMENTAL);
                    rd_noectp = rrddim_add(st_ecnpkts, "InNoECTPkts", "NoECTP", -1, 1, RRD_ALGORITHM_INCREMENTAL);
                    rd_ectp0  = rrddim_add(st_ecnpkts, "InECT0Pkts",  "ECTP0",   1, 1, RRD_ALGORITHM_INCREMENTAL);
                    rd_ectp1  = rrddim_add(st_ecnpkts, "InECT1Pkts",  "ECTP1",   1, 1, RRD_ALGORITHM_INCREMENTAL);
                }
                else rrdset_next(st_ecnpkts);

                rrddim_set_by_pointer(st_ecnpkts, rd_cep,    ipext_InCEPkts);
                rrddim_set_by_pointer(st_ecnpkts, rd_noectp, ipext_InNoECTPkts);
                rrddim_set_by_pointer(st_ecnpkts, rd_ectp0,  ipext_InECT0Pkts);
                rrddim_set_by_pointer(st_ecnpkts, rd_ectp1,  ipext_InECT1Pkts);

                rrdset_done(st_ecnpkts);
            }
        }
        else if(unlikely(hash == hash_tcpext && strcmp(key, "TcpExt") == 0)) {
            size_t h = l++;

            words = procfile_linewords(ff, l);
            if(unlikely(words < 2)) {
                error("Cannot read /proc/net/netstat TcpExt line. Expected 2+ params, read %zu.", words);
                continue;
            }

            parse_line_pair(ff, arl_tcpext, h, l);

            // --------------------------------------------------------------------

            if(do_tcpext_memory == CONFIG_BOOLEAN_YES || (do_tcpext_memory == CONFIG_BOOLEAN_AUTO && (tcpext_TCPMemoryPressures))) {
                do_tcpext_memory = CONFIG_BOOLEAN_YES;

                static RRDSET *st_tcpmemorypressures = NULL;
                static RRDDIM *rd_pressures = NULL;

                if(unlikely(!st_tcpmemorypressures)) {
                    st_tcpmemorypressures = rrdset_create_localhost(
                            "ipv4"
                            , "tcpmemorypressures"
                            , NULL
                            , "tcp"
                            , NULL
                            , "TCP Memory Pressures"
                            , "events/s"
                            , "proc"
                            , "net/netstat"
                            , NETDATA_CHART_PRIO_IPV4_TCP_MEM
                            , update_every
                            , RRDSET_TYPE_LINE
                    );

                    rd_pressures = rrddim_add(st_tcpmemorypressures, "TCPMemoryPressures",   "pressures",  1, 1, RRD_ALGORITHM_INCREMENTAL);
                }
                else
                    rrdset_next(st_tcpmemorypressures);

                rrddim_set_by_pointer(st_tcpmemorypressures, rd_pressures, tcpext_TCPMemoryPressures);

                rrdset_done(st_tcpmemorypressures);
            }

            // --------------------------------------------------------------------

            if(do_tcpext_connaborts == CONFIG_BOOLEAN_YES || (do_tcpext_connaborts == CONFIG_BOOLEAN_AUTO && (tcpext_TCPAbortOnData || tcpext_TCPAbortOnClose || tcpext_TCPAbortOnMemory || tcpext_TCPAbortOnTimeout || tcpext_TCPAbortOnLinger || tcpext_TCPAbortFailed))) {
                do_tcpext_connaborts = CONFIG_BOOLEAN_YES;

                static RRDSET *st_tcpconnaborts = NULL;
                static RRDDIM *rd_baddata = NULL, *rd_userclosed = NULL, *rd_nomemory = NULL, *rd_timeout = NULL, *rd_linger = NULL, *rd_failed = NULL;

                if(unlikely(!st_tcpconnaborts)) {
                    st_tcpconnaborts = rrdset_create_localhost(
                            "ipv4"
                            , "tcpconnaborts"
                            , NULL
                            , "tcp"
                            , NULL
                            , "TCP Connection Aborts"
                            , "connections/s"
                            , "proc"
                            , "net/netstat"
                            , NETDATA_CHART_PRIO_IPV4_TCP + 10
                            , update_every
                            , RRDSET_TYPE_LINE
                    );

                    rd_baddata    = rrddim_add(st_tcpconnaborts, "TCPAbortOnData",    "baddata",     1, 1, RRD_ALGORITHM_INCREMENTAL);
                    rd_userclosed = rrddim_add(st_tcpconnaborts, "TCPAbortOnClose",   "userclosed",  1, 1, RRD_ALGORITHM_INCREMENTAL);
                    rd_nomemory   = rrddim_add(st_tcpconnaborts, "TCPAbortOnMemory",  "nomemory",    1, 1, RRD_ALGORITHM_INCREMENTAL);
                    rd_timeout    = rrddim_add(st_tcpconnaborts, "TCPAbortOnTimeout", "timeout",     1, 1, RRD_ALGORITHM_INCREMENTAL);
                    rd_linger     = rrddim_add(st_tcpconnaborts, "TCPAbortOnLinger",  "linger",      1, 1, RRD_ALGORITHM_INCREMENTAL);
                    rd_failed     = rrddim_add(st_tcpconnaborts, "TCPAbortFailed",    "failed",     -1, 1, RRD_ALGORITHM_INCREMENTAL);
                }
                else
                    rrdset_next(st_tcpconnaborts);

                rrddim_set_by_pointer(st_tcpconnaborts, rd_baddata,    tcpext_TCPAbortOnData);
                rrddim_set_by_pointer(st_tcpconnaborts, rd_userclosed, tcpext_TCPAbortOnClose);
                rrddim_set_by_pointer(st_tcpconnaborts, rd_nomemory,   tcpext_TCPAbortOnMemory);
                rrddim_set_by_pointer(st_tcpconnaborts, rd_timeout,    tcpext_TCPAbortOnTimeout);
                rrddim_set_by_pointer(st_tcpconnaborts, rd_linger,     tcpext_TCPAbortOnLinger);
                rrddim_set_by_pointer(st_tcpconnaborts, rd_failed,     tcpext_TCPAbortFailed);

                rrdset_done(st_tcpconnaborts);
            }

            // --------------------------------------------------------------------

            if(do_tcpext_reorder == CONFIG_BOOLEAN_YES || (do_tcpext_reorder == CONFIG_BOOLEAN_AUTO && (tcpext_TCPRenoReorder || tcpext_TCPFACKReorder || tcpext_TCPSACKReorder || tcpext_TCPTSReorder))) {
                do_tcpext_reorder = CONFIG_BOOLEAN_YES;

                static RRDSET *st_tcpreorders = NULL;
                static RRDDIM *rd_timestamp = NULL, *rd_sack = NULL, *rd_fack = NULL, *rd_reno = NULL;

                if(unlikely(!st_tcpreorders)) {
                    st_tcpreorders = rrdset_create_localhost(
                            "ipv4"
                            , "tcpreorders"
                            , NULL
                            , "tcp"
                            , NULL
                            , "TCP Reordered Packets by Detection Method"
                            , "packets/s"
                            , "proc"
                            , "net/netstat"
                            , NETDATA_CHART_PRIO_IPV4_TCP + 20
                            , update_every
                            , RRDSET_TYPE_LINE
                    );

                    rd_timestamp = rrddim_add(st_tcpreorders, "TCPTSReorder",   "timestamp",   1, 1, RRD_ALGORITHM_INCREMENTAL);
                    rd_sack      = rrddim_add(st_tcpreorders, "TCPSACKReorder", "sack",        1, 1, RRD_ALGORITHM_INCREMENTAL);
                    rd_fack      = rrddim_add(st_tcpreorders, "TCPFACKReorder", "fack",        1, 1, RRD_ALGORITHM_INCREMENTAL);
                    rd_reno      = rrddim_add(st_tcpreorders, "TCPRenoReorder", "reno",        1, 1, RRD_ALGORITHM_INCREMENTAL);
                }
                else
                    rrdset_next(st_tcpreorders);

                rrddim_set_by_pointer(st_tcpreorders, rd_timestamp, tcpext_TCPTSReorder);
                rrddim_set_by_pointer(st_tcpreorders, rd_sack,      tcpext_TCPSACKReorder);
                rrddim_set_by_pointer(st_tcpreorders, rd_fack,      tcpext_TCPFACKReorder);
                rrddim_set_by_pointer(st_tcpreorders, rd_reno,      tcpext_TCPRenoReorder);

                rrdset_done(st_tcpreorders);
            }

            // --------------------------------------------------------------------

            if(do_tcpext_ofo == CONFIG_BOOLEAN_YES || (do_tcpext_ofo == CONFIG_BOOLEAN_AUTO && (tcpext_TCPOFOQueue || tcpext_TCPOFODrop || tcpext_TCPOFOMerge))) {
                do_tcpext_ofo = CONFIG_BOOLEAN_YES;

                static RRDSET *st_ipv4_tcpofo = NULL;
                static RRDDIM *rd_inqueue = NULL, *rd_dropped = NULL, *rd_merged = NULL, *rd_pruned = NULL;

                if(unlikely(!st_ipv4_tcpofo)) {

                    st_ipv4_tcpofo = rrdset_create_localhost(
                            "ipv4"
                            , "tcpofo"
                            , NULL
                            , "tcp"
                            , NULL
                            , "TCP Out-Of-Order Queue"
                            , "packets/s"
                            , "proc"
                            , "net/netstat"
                            , NETDATA_CHART_PRIO_IPV4_TCP + 50
                            , update_every
                            , RRDSET_TYPE_LINE
                    );

                    rd_inqueue = rrddim_add(st_ipv4_tcpofo, "TCPOFOQueue", "inqueue",  1, 1, RRD_ALGORITHM_INCREMENTAL);
                    rd_dropped = rrddim_add(st_ipv4_tcpofo, "TCPOFODrop",  "dropped", -1, 1, RRD_ALGORITHM_INCREMENTAL);
                    rd_merged  = rrddim_add(st_ipv4_tcpofo, "TCPOFOMerge", "merged",   1, 1, RRD_ALGORITHM_INCREMENTAL);
                    rd_pruned  = rrddim_add(st_ipv4_tcpofo, "OfoPruned",   "pruned",  -1, 1, RRD_ALGORITHM_INCREMENTAL);
                }
                else
                    rrdset_next(st_ipv4_tcpofo);

                rrddim_set_by_pointer(st_ipv4_tcpofo, rd_inqueue, tcpext_TCPOFOQueue);
                rrddim_set_by_pointer(st_ipv4_tcpofo, rd_dropped, tcpext_TCPOFODrop);
                rrddim_set_by_pointer(st_ipv4_tcpofo, rd_merged,  tcpext_TCPOFOMerge);
                rrddim_set_by_pointer(st_ipv4_tcpofo, rd_pruned,  tcpext_OfoPruned);

                rrdset_done(st_ipv4_tcpofo);
            }

            // --------------------------------------------------------------------

            if(do_tcpext_syscookies == CONFIG_BOOLEAN_YES || (do_tcpext_syscookies == CONFIG_BOOLEAN_AUTO && (tcpext_SyncookiesSent || tcpext_SyncookiesRecv || tcpext_SyncookiesFailed))) {
                do_tcpext_syscookies = CONFIG_BOOLEAN_YES;

                static RRDSET *st_syncookies = NULL;
                static RRDDIM *rd_received = NULL, *rd_sent = NULL, *rd_failed = NULL;

                if(unlikely(!st_syncookies)) {

                    st_syncookies = rrdset_create_localhost(
                            "ipv4"
                            , "tcpsyncookies"
                            , NULL
                            , "tcp"
                            , NULL
                            , "TCP SYN Cookies"
                            , "packets/s"
                            , "proc"
                            , "net/netstat"
                            , NETDATA_CHART_PRIO_IPV4_TCP + 60
                            , update_every
                            , RRDSET_TYPE_LINE
                    );

                    rd_received = rrddim_add(st_syncookies, "SyncookiesRecv",   "received",  1, 1, RRD_ALGORITHM_INCREMENTAL);
                    rd_sent     = rrddim_add(st_syncookies, "SyncookiesSent",   "sent",     -1, 1, RRD_ALGORITHM_INCREMENTAL);
                    rd_failed   = rrddim_add(st_syncookies, "SyncookiesFailed", "failed",   -1, 1, RRD_ALGORITHM_INCREMENTAL);
                }
                else
                    rrdset_next(st_syncookies);

                rrddim_set_by_pointer(st_syncookies, rd_received, tcpext_SyncookiesRecv);
                rrddim_set_by_pointer(st_syncookies, rd_sent,     tcpext_SyncookiesSent);
                rrddim_set_by_pointer(st_syncookies, rd_failed,   tcpext_SyncookiesFailed);

                rrdset_done(st_syncookies);
            }

            // --------------------------------------------------------------------

            if(do_tcpext_listen == CONFIG_BOOLEAN_YES || (do_tcpext_listen == CONFIG_BOOLEAN_AUTO && (tcpext_ListenOverflows || tcpext_ListenDrops))) {
                do_tcpext_listen = CONFIG_BOOLEAN_YES;

                static RRDSET *st_listen = NULL;
                static RRDDIM *rd_overflows = NULL, *rd_drops = NULL;

                if(unlikely(!st_listen)) {

                    st_listen = rrdset_create_localhost(
                            "ipv4"
                            , "tcplistenissues"
                            , NULL
                            , "tcp"
                            , NULL
                            , "TCP Listen Socket Issues"
                            , "packets/s"
                            , "proc"
                            , "net/netstat"
                            , NETDATA_CHART_PRIO_IPV4_TCP + 15
                            , update_every
                            , RRDSET_TYPE_LINE
                    );

                    rd_overflows = rrddim_add(st_listen, "ListenOverflows", "overflows",  1, 1, RRD_ALGORITHM_INCREMENTAL);
                    rd_drops     = rrddim_add(st_listen, "ListenDrops",     "drops",      1, 1, RRD_ALGORITHM_INCREMENTAL);
                }
                else
                    rrdset_next(st_listen);

                rrddim_set_by_pointer(st_listen, rd_overflows, tcpext_ListenOverflows);
                rrddim_set_by_pointer(st_listen, rd_drops,     tcpext_ListenDrops);

                rrdset_done(st_listen);
            }
        }
    }

    return 0;
}
Example #14
0
int do_proc_stat(int update_every, usec_t dt) {
    (void)dt;

    static struct cpu_chart *all_cpu_charts = NULL;
    static size_t all_cpu_charts_size = 0;
    static procfile *ff = NULL;
    static int do_cpu = -1, do_cpu_cores = -1, do_interrupts = -1, do_context = -1, do_forks = -1, do_processes = -1,
           do_core_throttle_count = -1, do_package_throttle_count = -1, do_cpu_freq = -1, do_cpuidle = -1;
    static uint32_t hash_intr, hash_ctxt, hash_processes, hash_procs_running, hash_procs_blocked;
    static char *core_throttle_count_filename = NULL, *package_throttle_count_filename = NULL, *scaling_cur_freq_filename = NULL,
           *time_in_state_filename = NULL, *schedstat_filename = NULL, *cpuidle_name_filename = NULL, *cpuidle_time_filename = NULL;
    static RRDVAR *cpus_var = NULL;
    static int accurate_freq_avail = 0, accurate_freq_is_used = 0;
    size_t cores_found = (size_t)processors;

    if(unlikely(do_cpu == -1)) {
        do_cpu                    = config_get_boolean("plugin:proc:/proc/stat", "cpu utilization", CONFIG_BOOLEAN_YES);
        do_cpu_cores              = config_get_boolean("plugin:proc:/proc/stat", "per cpu core utilization", CONFIG_BOOLEAN_YES);
        do_interrupts             = config_get_boolean("plugin:proc:/proc/stat", "cpu interrupts", CONFIG_BOOLEAN_YES);
        do_context                = config_get_boolean("plugin:proc:/proc/stat", "context switches", CONFIG_BOOLEAN_YES);
        do_forks                  = config_get_boolean("plugin:proc:/proc/stat", "processes started", CONFIG_BOOLEAN_YES);
        do_processes              = config_get_boolean("plugin:proc:/proc/stat", "processes running", CONFIG_BOOLEAN_YES);

        // give sane defaults based on the number of processors
        if(unlikely(processors > 50)) {
            // the system has too many processors
            keep_per_core_fds_open = CONFIG_BOOLEAN_NO;
            do_core_throttle_count = CONFIG_BOOLEAN_NO;
            do_package_throttle_count = CONFIG_BOOLEAN_NO;
            do_cpu_freq = CONFIG_BOOLEAN_NO;
            do_cpuidle = CONFIG_BOOLEAN_NO;
        }
        else {
            // the system has a reasonable number of processors
            keep_per_core_fds_open = CONFIG_BOOLEAN_YES;
            do_core_throttle_count = CONFIG_BOOLEAN_AUTO;
            do_package_throttle_count = CONFIG_BOOLEAN_NO;
            do_cpu_freq = CONFIG_BOOLEAN_YES;
            do_cpuidle = CONFIG_BOOLEAN_YES;
        }
        if(unlikely(processors > 24)) {
            // the system has too many processors
            keep_cpuidle_fds_open = CONFIG_BOOLEAN_NO;
        }
        else {
            // the system has a reasonable number of processors
            keep_cpuidle_fds_open = CONFIG_BOOLEAN_YES;
        }

        keep_per_core_fds_open    = config_get_boolean("plugin:proc:/proc/stat", "keep per core files open", keep_per_core_fds_open);
        keep_cpuidle_fds_open     = config_get_boolean("plugin:proc:/proc/stat", "keep cpuidle files open", keep_cpuidle_fds_open);
        do_core_throttle_count    = config_get_boolean_ondemand("plugin:proc:/proc/stat", "core_throttle_count", do_core_throttle_count);
        do_package_throttle_count = config_get_boolean_ondemand("plugin:proc:/proc/stat", "package_throttle_count", do_package_throttle_count);
        do_cpu_freq               = config_get_boolean_ondemand("plugin:proc:/proc/stat", "cpu frequency", do_cpu_freq);
        do_cpuidle                = config_get_boolean_ondemand("plugin:proc:/proc/stat", "cpu idle states", do_cpuidle);

        hash_intr = simple_hash("intr");
        hash_ctxt = simple_hash("ctxt");
        hash_processes = simple_hash("processes");
        hash_procs_running = simple_hash("procs_running");
        hash_procs_blocked = simple_hash("procs_blocked");

        char filename[FILENAME_MAX + 1];
        snprintfz(filename, FILENAME_MAX, "%s%s", netdata_configured_host_prefix, "/sys/devices/system/cpu/%s/thermal_throttle/core_throttle_count");
        core_throttle_count_filename = config_get("plugin:proc:/proc/stat", "core_throttle_count filename to monitor", filename);

        snprintfz(filename, FILENAME_MAX, "%s%s", netdata_configured_host_prefix, "/sys/devices/system/cpu/%s/thermal_throttle/package_throttle_count");
        package_throttle_count_filename = config_get("plugin:proc:/proc/stat", "package_throttle_count filename to monitor", filename);

        snprintfz(filename, FILENAME_MAX, "%s%s", netdata_configured_host_prefix, "/sys/devices/system/cpu/%s/cpufreq/scaling_cur_freq");
        scaling_cur_freq_filename = config_get("plugin:proc:/proc/stat", "scaling_cur_freq filename to monitor", filename);

        snprintfz(filename, FILENAME_MAX, "%s%s", netdata_configured_host_prefix, "/sys/devices/system/cpu/%s/cpufreq/stats/time_in_state");
        time_in_state_filename = config_get("plugin:proc:/proc/stat", "time_in_state filename to monitor", filename);

        snprintfz(filename, FILENAME_MAX, "%s%s", netdata_configured_host_prefix, "/proc/schedstat");
        schedstat_filename = config_get("plugin:proc:/proc/stat", "schedstat filename to monitor", filename);

        if(do_cpuidle != CONFIG_BOOLEAN_NO) {
            struct stat stbuf;

            if (stat(schedstat_filename, &stbuf))
                do_cpuidle = CONFIG_BOOLEAN_NO;
        }

        snprintfz(filename, FILENAME_MAX, "%s%s", netdata_configured_host_prefix, "/sys/devices/system/cpu/cpu%zu/cpuidle/state%zu/name");
        cpuidle_name_filename = config_get("plugin:proc:/proc/stat", "cpuidle name filename to monitor", filename);

        snprintfz(filename, FILENAME_MAX, "%s%s", netdata_configured_host_prefix, "/sys/devices/system/cpu/cpu%zu/cpuidle/state%zu/time");
        cpuidle_time_filename = config_get("plugin:proc:/proc/stat", "cpuidle time filename to monitor", filename);
    }

    if(unlikely(!ff)) {
        char filename[FILENAME_MAX + 1];
        snprintfz(filename, FILENAME_MAX, "%s%s", netdata_configured_host_prefix, "/proc/stat");
        ff = procfile_open(config_get("plugin:proc:/proc/stat", "filename to monitor", filename), " \t:", PROCFILE_FLAG_DEFAULT);
        if(unlikely(!ff)) return 1;
    }

    ff = procfile_readall(ff);
    if(unlikely(!ff)) return 0; // we return 0, so that we will retry to open it next time

    size_t lines = procfile_lines(ff), l;
    size_t words;

    unsigned long long processes = 0, running = 0 , blocked = 0;

    for(l = 0; l < lines ;l++) {
        char *row_key = procfile_lineword(ff, l, 0);
        uint32_t hash = simple_hash(row_key);

        // faster strncmp(row_key, "cpu", 3) == 0
        if(likely(row_key[0] == 'c' && row_key[1] == 'p' && row_key[2] == 'u')) {
            words = procfile_linewords(ff, l);
            if(unlikely(words < 9)) {
                error("Cannot read /proc/stat cpu line. Expected 9 params, read %zu.", words);
                continue;
            }

            size_t core    = (row_key[3] == '\0') ? 0 : str2ul(&row_key[3]) + 1;
            if(likely(core > 0)) cores_found = core;

            if(likely((core == 0 && do_cpu) || (core > 0 && do_cpu_cores))) {
                char *id;
                unsigned long long user = 0, nice = 0, system = 0, idle = 0, iowait = 0, irq = 0, softirq = 0, steal = 0, guest = 0, guest_nice = 0;

                id          = row_key;
                user        = str2ull(procfile_lineword(ff, l, 1));
                nice        = str2ull(procfile_lineword(ff, l, 2));
                system      = str2ull(procfile_lineword(ff, l, 3));
                idle        = str2ull(procfile_lineword(ff, l, 4));
                iowait      = str2ull(procfile_lineword(ff, l, 5));
                irq         = str2ull(procfile_lineword(ff, l, 6));
                softirq     = str2ull(procfile_lineword(ff, l, 7));
                steal       = str2ull(procfile_lineword(ff, l, 8));

                guest       = str2ull(procfile_lineword(ff, l, 9));
                user -= guest;

                guest_nice  = str2ull(procfile_lineword(ff, l, 10));
                nice -= guest_nice;

                char *title, *type, *context, *family;
                long priority;

                if(unlikely(core >= all_cpu_charts_size)) {
                    size_t old_cpu_charts_size = all_cpu_charts_size;
                    all_cpu_charts_size = core + 1;
                    all_cpu_charts = reallocz(all_cpu_charts, sizeof(struct cpu_chart) * all_cpu_charts_size);
                    memset(&all_cpu_charts[old_cpu_charts_size], 0, sizeof(struct cpu_chart) * (all_cpu_charts_size - old_cpu_charts_size));
                }
                struct cpu_chart *cpu_chart = &all_cpu_charts[core];

                if(unlikely(!cpu_chart->st)) {
                    cpu_chart->id = strdupz(id);

                    if(unlikely(core == 0)) {
                        title = "Total CPU utilization";
                        type = "system";
                        context = "system.cpu";
                        family = id;
                        priority = NETDATA_CHART_PRIO_SYSTEM_CPU;
                    }
                    else {
                        title = "Core utilization";
                        type = "cpu";
                        context = "cpu.cpu";
                        family = "utilization";
                        priority = NETDATA_CHART_PRIO_CPU_PER_CORE;

                        char filename[FILENAME_MAX + 1];
                        struct stat stbuf;

                        if(do_core_throttle_count != CONFIG_BOOLEAN_NO) {
                            snprintfz(filename, FILENAME_MAX, core_throttle_count_filename, id);
                            if (stat(filename, &stbuf) == 0) {
                                cpu_chart->files[CORE_THROTTLE_COUNT_INDEX].filename = strdupz(filename);
                                cpu_chart->files[CORE_THROTTLE_COUNT_INDEX].fd = -1;
                                do_core_throttle_count = CONFIG_BOOLEAN_YES;
                            }
                        }

                        if(do_package_throttle_count != CONFIG_BOOLEAN_NO) {
                            snprintfz(filename, FILENAME_MAX, package_throttle_count_filename, id);
                            if (stat(filename, &stbuf) == 0) {
                                cpu_chart->files[PACKAGE_THROTTLE_COUNT_INDEX].filename = strdupz(filename);
                                cpu_chart->files[PACKAGE_THROTTLE_COUNT_INDEX].fd = -1;
                                do_package_throttle_count = CONFIG_BOOLEAN_YES;
                            }
                        }

                        if(do_cpu_freq != CONFIG_BOOLEAN_NO) {

                            snprintfz(filename, FILENAME_MAX, scaling_cur_freq_filename, id);

                            if (stat(filename, &stbuf) == 0) {
                                cpu_chart->files[CPU_FREQ_INDEX].filename = strdupz(filename);
                                cpu_chart->files[CPU_FREQ_INDEX].fd = -1;
                                do_cpu_freq = CONFIG_BOOLEAN_YES;
                            }

                            snprintfz(filename, FILENAME_MAX, time_in_state_filename, id);

                            if (stat(filename, &stbuf) == 0) {
                                cpu_chart->time_in_state_files.filename = strdupz(filename);
                                cpu_chart->time_in_state_files.ff = NULL;
                                do_cpu_freq = CONFIG_BOOLEAN_YES;
                                accurate_freq_avail = 1;
                            }
                        }
                    }

                    cpu_chart->st = rrdset_create_localhost(
                            type
                            , id
                            , NULL
                            , family
                            , context
                            , title
                            , "percentage"
                            , PLUGIN_PROC_NAME
                            , PLUGIN_PROC_MODULE_STAT_NAME
                            , priority + core
                            , update_every
                            , RRDSET_TYPE_STACKED
                    );

                    long multiplier = 1;
                    long divisor = 1; // sysconf(_SC_CLK_TCK);

                    cpu_chart->rd_guest_nice = rrddim_add(cpu_chart->st, "guest_nice", NULL, multiplier, divisor, RRD_ALGORITHM_PCENT_OVER_DIFF_TOTAL);
                    cpu_chart->rd_guest      = rrddim_add(cpu_chart->st, "guest",      NULL, multiplier, divisor, RRD_ALGORITHM_PCENT_OVER_DIFF_TOTAL);
                    cpu_chart->rd_steal      = rrddim_add(cpu_chart->st, "steal",      NULL, multiplier, divisor, RRD_ALGORITHM_PCENT_OVER_DIFF_TOTAL);
                    cpu_chart->rd_softirq    = rrddim_add(cpu_chart->st, "softirq",    NULL, multiplier, divisor, RRD_ALGORITHM_PCENT_OVER_DIFF_TOTAL);
                    cpu_chart->rd_irq        = rrddim_add(cpu_chart->st, "irq",        NULL, multiplier, divisor, RRD_ALGORITHM_PCENT_OVER_DIFF_TOTAL);
                    cpu_chart->rd_user       = rrddim_add(cpu_chart->st, "user",       NULL, multiplier, divisor, RRD_ALGORITHM_PCENT_OVER_DIFF_TOTAL);
                    cpu_chart->rd_system     = rrddim_add(cpu_chart->st, "system",     NULL, multiplier, divisor, RRD_ALGORITHM_PCENT_OVER_DIFF_TOTAL);
                    cpu_chart->rd_nice       = rrddim_add(cpu_chart->st, "nice",       NULL, multiplier, divisor, RRD_ALGORITHM_PCENT_OVER_DIFF_TOTAL);
                    cpu_chart->rd_iowait     = rrddim_add(cpu_chart->st, "iowait",     NULL, multiplier, divisor, RRD_ALGORITHM_PCENT_OVER_DIFF_TOTAL);
                    cpu_chart->rd_idle       = rrddim_add(cpu_chart->st, "idle",       NULL, multiplier, divisor, RRD_ALGORITHM_PCENT_OVER_DIFF_TOTAL);
                    rrddim_hide(cpu_chart->st, "idle");

                    if(unlikely(core == 0 && cpus_var == NULL))
                        cpus_var = rrdvar_custom_host_variable_create(localhost, "active_processors");
                }
                else rrdset_next(cpu_chart->st);

                rrddim_set_by_pointer(cpu_chart->st, cpu_chart->rd_user, user);
                rrddim_set_by_pointer(cpu_chart->st, cpu_chart->rd_nice, nice);
                rrddim_set_by_pointer(cpu_chart->st, cpu_chart->rd_system, system);
                rrddim_set_by_pointer(cpu_chart->st, cpu_chart->rd_idle, idle);
                rrddim_set_by_pointer(cpu_chart->st, cpu_chart->rd_iowait, iowait);
                rrddim_set_by_pointer(cpu_chart->st, cpu_chart->rd_irq, irq);
                rrddim_set_by_pointer(cpu_chart->st, cpu_chart->rd_softirq, softirq);
                rrddim_set_by_pointer(cpu_chart->st, cpu_chart->rd_steal, steal);
                rrddim_set_by_pointer(cpu_chart->st, cpu_chart->rd_guest, guest);
                rrddim_set_by_pointer(cpu_chart->st, cpu_chart->rd_guest_nice, guest_nice);
                rrdset_done(cpu_chart->st);
            }
        }
        else if(unlikely(hash == hash_intr && strcmp(row_key, "intr") == 0)) {
            if(likely(do_interrupts)) {
                static RRDSET *st_intr = NULL;
                static RRDDIM *rd_interrupts = NULL;
                unsigned long long value = str2ull(procfile_lineword(ff, l, 1));

                if(unlikely(!st_intr)) {
                    st_intr = rrdset_create_localhost(
                            "system"
                            , "intr"
                            , NULL
                            , "interrupts"
                            , NULL
                            , "CPU Interrupts"
                            , "interrupts/s"
                            , PLUGIN_PROC_NAME
                            , PLUGIN_PROC_MODULE_STAT_NAME
                            , NETDATA_CHART_PRIO_SYSTEM_INTR
                            , update_every
                            , RRDSET_TYPE_LINE
                    );

                    rrdset_flag_set(st_intr, RRDSET_FLAG_DETAIL);

                    rd_interrupts = rrddim_add(st_intr, "interrupts", NULL, 1, 1, RRD_ALGORITHM_INCREMENTAL);
                }
                else rrdset_next(st_intr);

                rrddim_set_by_pointer(st_intr, rd_interrupts, value);
                rrdset_done(st_intr);
            }
        }
        else if(unlikely(hash == hash_ctxt && strcmp(row_key, "ctxt") == 0)) {
            if(likely(do_context)) {
                static RRDSET *st_ctxt = NULL;
                static RRDDIM *rd_switches = NULL;
                unsigned long long value = str2ull(procfile_lineword(ff, l, 1));

                if(unlikely(!st_ctxt)) {
                    st_ctxt = rrdset_create_localhost(
                            "system"
                            , "ctxt"
                            , NULL
                            , "processes"
                            , NULL
                            , "CPU Context Switches"
                            , "context switches/s"
                            , PLUGIN_PROC_NAME
                            , PLUGIN_PROC_MODULE_STAT_NAME
                            , NETDATA_CHART_PRIO_SYSTEM_CTXT
                            , update_every
                            , RRDSET_TYPE_LINE
                    );

                    rd_switches = rrddim_add(st_ctxt, "switches", NULL, 1, 1, RRD_ALGORITHM_INCREMENTAL);
                }
                else rrdset_next(st_ctxt);

                rrddim_set_by_pointer(st_ctxt, rd_switches, value);
                rrdset_done(st_ctxt);
            }
        }
        else if(unlikely(hash == hash_processes && !processes && strcmp(row_key, "processes") == 0)) {
            processes = str2ull(procfile_lineword(ff, l, 1));
        }
        else if(unlikely(hash == hash_procs_running && !running && strcmp(row_key, "procs_running") == 0)) {
            running = str2ull(procfile_lineword(ff, l, 1));
        }
        else if(unlikely(hash == hash_procs_blocked && !blocked && strcmp(row_key, "procs_blocked") == 0)) {
            blocked = str2ull(procfile_lineword(ff, l, 1));
        }
    }

    // --------------------------------------------------------------------

    if(likely(do_forks)) {
        static RRDSET *st_forks = NULL;
        static RRDDIM *rd_started = NULL;

        if(unlikely(!st_forks)) {
            st_forks = rrdset_create_localhost(
                    "system"
                    , "forks"
                    , NULL
                    , "processes"
                    , NULL
                    , "Started Processes"
                    , "processes/s"
                    , PLUGIN_PROC_NAME
                    , PLUGIN_PROC_MODULE_STAT_NAME
                    , NETDATA_CHART_PRIO_SYSTEM_FORKS
                    , update_every
                    , RRDSET_TYPE_LINE
            );
            rrdset_flag_set(st_forks, RRDSET_FLAG_DETAIL);

            rd_started = rrddim_add(st_forks, "started", NULL, 1, 1, RRD_ALGORITHM_INCREMENTAL);
        }
        else rrdset_next(st_forks);

        rrddim_set_by_pointer(st_forks, rd_started, processes);
        rrdset_done(st_forks);
    }

    // --------------------------------------------------------------------

    if(likely(do_processes)) {
        static RRDSET *st_processes = NULL;
        static RRDDIM *rd_running = NULL;
        static RRDDIM *rd_blocked = NULL;

        if(unlikely(!st_processes)) {
            st_processes = rrdset_create_localhost(
                    "system"
                    , "processes"
                    , NULL
                    , "processes"
                    , NULL
                    , "System Processes"
                    , "processes"
                    , PLUGIN_PROC_NAME
                    , PLUGIN_PROC_MODULE_STAT_NAME
                    , NETDATA_CHART_PRIO_SYSTEM_PROCESSES
                    , update_every
                    , RRDSET_TYPE_LINE
            );

            rd_running = rrddim_add(st_processes, "running", NULL, 1, 1, RRD_ALGORITHM_ABSOLUTE);
            rd_blocked = rrddim_add(st_processes, "blocked", NULL, -1, 1, RRD_ALGORITHM_ABSOLUTE);
        }
        else rrdset_next(st_processes);

        rrddim_set_by_pointer(st_processes, rd_running, running);
        rrddim_set_by_pointer(st_processes, rd_blocked, blocked);
        rrdset_done(st_processes);
    }

    if(likely(all_cpu_charts_size > 1)) {
        if(likely(do_core_throttle_count != CONFIG_BOOLEAN_NO)) {
            int r = read_per_core_files(&all_cpu_charts[1], all_cpu_charts_size - 1, CORE_THROTTLE_COUNT_INDEX);
            if(likely(r != -1 && (do_core_throttle_count == CONFIG_BOOLEAN_YES || r > 0))) {
                do_core_throttle_count = CONFIG_BOOLEAN_YES;

                static RRDSET *st_core_throttle_count = NULL;

                if (unlikely(!st_core_throttle_count))
                    st_core_throttle_count = rrdset_create_localhost(
                            "cpu"
                            , "core_throttling"
                            , NULL
                            , "throttling"
                            , "cpu.core_throttling"
                            , "Core Thermal Throttling Events"
                            , "events/s"
                            , PLUGIN_PROC_NAME
                            , PLUGIN_PROC_MODULE_STAT_NAME
                            , NETDATA_CHART_PRIO_CORE_THROTTLING
                            , update_every
                            , RRDSET_TYPE_LINE
                    );
                else
                    rrdset_next(st_core_throttle_count);

                chart_per_core_files(&all_cpu_charts[1], all_cpu_charts_size - 1, CORE_THROTTLE_COUNT_INDEX, st_core_throttle_count, 1, 1, RRD_ALGORITHM_INCREMENTAL);
                rrdset_done(st_core_throttle_count);
            }
        }

        if(likely(do_package_throttle_count != CONFIG_BOOLEAN_NO)) {
            int r = read_per_core_files(&all_cpu_charts[1], all_cpu_charts_size - 1, PACKAGE_THROTTLE_COUNT_INDEX);
            if(likely(r != -1 && (do_package_throttle_count == CONFIG_BOOLEAN_YES || r > 0))) {
                do_package_throttle_count = CONFIG_BOOLEAN_YES;

                static RRDSET *st_package_throttle_count = NULL;

                if(unlikely(!st_package_throttle_count))
                    st_package_throttle_count = rrdset_create_localhost(
                            "cpu"
                            , "package_throttling"
                            , NULL
                            , "throttling"
                            , "cpu.package_throttling"
                            , "Package Thermal Throttling Events"
                            , "events/s"
                            , PLUGIN_PROC_NAME
                            , PLUGIN_PROC_MODULE_STAT_NAME
                            , NETDATA_CHART_PRIO_PACKAGE_THROTTLING
                            , update_every
                            , RRDSET_TYPE_LINE
                    );
                else
                    rrdset_next(st_package_throttle_count);

                chart_per_core_files(&all_cpu_charts[1], all_cpu_charts_size - 1, PACKAGE_THROTTLE_COUNT_INDEX, st_package_throttle_count, 1, 1, RRD_ALGORITHM_INCREMENTAL);
                rrdset_done(st_package_throttle_count);
            }
        }

        if(likely(do_cpu_freq != CONFIG_BOOLEAN_NO)) {
            char filename[FILENAME_MAX + 1];
            int r = 0;

            if (accurate_freq_avail) {
                r = read_per_core_time_in_state_files(&all_cpu_charts[1], all_cpu_charts_size - 1, CPU_FREQ_INDEX);
                if(r > 0 && !accurate_freq_is_used) {
                    accurate_freq_is_used = 1;
                    snprintfz(filename, FILENAME_MAX, time_in_state_filename, "cpu*");
                    info("cpufreq is using %s", filename);
                }
            }
            if (r < 1) {
                r = read_per_core_files(&all_cpu_charts[1], all_cpu_charts_size - 1, CPU_FREQ_INDEX);
                if(accurate_freq_is_used) {
                    accurate_freq_is_used = 0;
                    snprintfz(filename, FILENAME_MAX, scaling_cur_freq_filename, "cpu*");
                    info("cpufreq fell back to %s", filename);
                }
            }

            if(likely(r != -1 && (do_cpu_freq == CONFIG_BOOLEAN_YES || r > 0))) {
                do_cpu_freq = CONFIG_BOOLEAN_YES;

                static RRDSET *st_scaling_cur_freq = NULL;

                if(unlikely(!st_scaling_cur_freq))
                    st_scaling_cur_freq = rrdset_create_localhost(
                            "cpu"
                            , "cpufreq"
                            , NULL
                            , "cpufreq"
                            , "cpufreq.cpufreq"
                            , "Current CPU Frequency"
                            , "MHz"
                            , PLUGIN_PROC_NAME
                            , PLUGIN_PROC_MODULE_STAT_NAME
                            , NETDATA_CHART_PRIO_CPUFREQ_SCALING_CUR_FREQ
                            , update_every
                            , RRDSET_TYPE_LINE
                    );
                else
                    rrdset_next(st_scaling_cur_freq);

                chart_per_core_files(&all_cpu_charts[1], all_cpu_charts_size - 1, CPU_FREQ_INDEX, st_scaling_cur_freq, 1, 1000, RRD_ALGORITHM_ABSOLUTE);
                rrdset_done(st_scaling_cur_freq);
            }
        }
    }

    // --------------------------------------------------------------------

    static struct per_core_cpuidle_chart *cpuidle_charts = NULL;
    size_t schedstat_cores_found = 0;

    if(likely(do_cpuidle != CONFIG_BOOLEAN_NO && !read_schedstat(schedstat_filename, &cpuidle_charts, &schedstat_cores_found))) {
        int cpu_states_updated = 0;
        size_t core, state;


        // proc.plugin runs on Linux systems only. Multi-platform compatibility is not needed here,
        // so bare pthread functions are used to avoid unneeded overheads.
        for(core = 0; core < schedstat_cores_found; core++) {
            if(unlikely(!(cpuidle_charts[core].active_time - cpuidle_charts[core].last_active_time))) {
                pthread_t thread;

                if(unlikely(pthread_create(&thread, NULL, wake_cpu_thread, (void *)&core)))
                    error("Cannot create wake_cpu_thread");
                else if(unlikely(pthread_join(thread, NULL)))
                    error("Cannot join wake_cpu_thread");
                cpu_states_updated = 1;
            }
        }

        if(unlikely(!cpu_states_updated || !read_schedstat(schedstat_filename, &cpuidle_charts, &schedstat_cores_found))) {
            for(core = 0; core < schedstat_cores_found; core++) {
                cpuidle_charts[core].last_active_time = cpuidle_charts[core].active_time;

                int r = read_cpuidle_states(cpuidle_name_filename, cpuidle_time_filename, cpuidle_charts, core);
                if(likely(r != -1 && (do_cpuidle == CONFIG_BOOLEAN_YES || r > 0))) {
                    do_cpuidle = CONFIG_BOOLEAN_YES;

                    char cpuidle_chart_id[RRD_ID_LENGTH_MAX + 1];
                    snprintfz(cpuidle_chart_id, RRD_ID_LENGTH_MAX, "cpu%zu_cpuidle", core);

                    if(unlikely(!cpuidle_charts[core].st)) {
                        cpuidle_charts[core].st = rrdset_create_localhost(
                                "cpu"
                                , cpuidle_chart_id
                                , NULL
                                , "cpuidle"
                                , "cpuidle.cpuidle"
                                , "C-state residency time"
                                , "percentage"
                                , PLUGIN_PROC_NAME
                                , PLUGIN_PROC_MODULE_STAT_NAME
                                , NETDATA_CHART_PRIO_CPUIDLE + core
                                , update_every
                                , RRDSET_TYPE_STACKED
                        );

                        char cpuidle_dim_id[RRD_ID_LENGTH_MAX + 1];
                        snprintfz(cpuidle_dim_id, RRD_ID_LENGTH_MAX, "cpu%zu_active_time", core);
                        cpuidle_charts[core].active_time_rd = rrddim_add(cpuidle_charts[core].st, cpuidle_dim_id, "C0 (active)", 1, 1, RRD_ALGORITHM_PCENT_OVER_DIFF_TOTAL);
                        for(state = 0; state < cpuidle_charts[core].cpuidle_state_len; state++) {
                            snprintfz(cpuidle_dim_id, RRD_ID_LENGTH_MAX, "cpu%zu_cpuidle_state%zu_time", core, state);
                            cpuidle_charts[core].cpuidle_state[state].rd = rrddim_add(cpuidle_charts[core].st, cpuidle_dim_id,
                                                                                      cpuidle_charts[core].cpuidle_state[state].name,
                                                                                      1, 1, RRD_ALGORITHM_PCENT_OVER_DIFF_TOTAL);
                        }
                    }
                    else
                        rrdset_next(cpuidle_charts[core].st);

                    rrddim_set_by_pointer(cpuidle_charts[core].st, cpuidle_charts[core].active_time_rd, cpuidle_charts[core].active_time);
                    for(state = 0; state < cpuidle_charts[core].cpuidle_state_len; state++) {
                        rrddim_set_by_pointer(cpuidle_charts[core].st, cpuidle_charts[core].cpuidle_state[state].rd, cpuidle_charts[core].cpuidle_state[state].value);
                    }
                    rrdset_done(cpuidle_charts[core].st);
                }
            }
        }
    }

    if(cpus_var)
        rrdvar_custom_host_variable_set(localhost, cpus_var, cores_found);

    return 0;
}
Example #15
0
static inline void tc_device_commit(struct tc_device *d) {
    static int enable_new_interfaces = -1, enable_bytes = -1, enable_packets = -1, enable_dropped = -1, enable_tokens = -1, enable_ctokens = -1, enabled_all_classes_qdiscs = -1;

    if(unlikely(enable_new_interfaces == -1)) {
        enable_new_interfaces      = config_get_boolean_ondemand("plugin:tc", "enable new interfaces detected at runtime", CONFIG_BOOLEAN_YES);
        enable_bytes               = config_get_boolean_ondemand("plugin:tc", "enable traffic charts for all interfaces", CONFIG_BOOLEAN_AUTO);
        enable_packets             = config_get_boolean_ondemand("plugin:tc", "enable packets charts for all interfaces", CONFIG_BOOLEAN_AUTO);
        enable_dropped             = config_get_boolean_ondemand("plugin:tc", "enable dropped charts for all interfaces", CONFIG_BOOLEAN_AUTO);
        enable_tokens              = config_get_boolean_ondemand("plugin:tc", "enable tokens charts for all interfaces", CONFIG_BOOLEAN_NO);
        enable_ctokens             = config_get_boolean_ondemand("plugin:tc", "enable ctokens charts for all interfaces", CONFIG_BOOLEAN_NO);
        enabled_all_classes_qdiscs = config_get_boolean_ondemand("plugin:tc", "enable show all classes and qdiscs for all interfaces", CONFIG_BOOLEAN_NO);
    }

    if(unlikely(d->enabled == (char)-1)) {
        char var_name[CONFIG_MAX_NAME + 1];
        snprintfz(var_name, CONFIG_MAX_NAME, "qos for %s", d->id);

        d->enabled                    = (char)config_get_boolean_ondemand("plugin:tc", var_name, enable_new_interfaces);

        snprintfz(var_name, CONFIG_MAX_NAME, "traffic chart for %s", d->id);
        d->enabled_bytes              = (char)config_get_boolean_ondemand("plugin:tc", var_name, enable_bytes);

        snprintfz(var_name, CONFIG_MAX_NAME, "packets chart for %s", d->id);
        d->enabled_packets            = (char)config_get_boolean_ondemand("plugin:tc", var_name, enable_packets);

        snprintfz(var_name, CONFIG_MAX_NAME, "dropped packets chart for %s", d->id);
        d->enabled_dropped            = (char)config_get_boolean_ondemand("plugin:tc", var_name, enable_dropped);

        snprintfz(var_name, CONFIG_MAX_NAME, "tokens chart for %s", d->id);
        d->enabled_tokens             = (char)config_get_boolean_ondemand("plugin:tc", var_name, enable_tokens);

        snprintfz(var_name, CONFIG_MAX_NAME, "ctokens chart for %s", d->id);
        d->enabled_ctokens            = (char)config_get_boolean_ondemand("plugin:tc", var_name, enable_ctokens);

        snprintfz(var_name, CONFIG_MAX_NAME, "show all classes for %s", d->id);
        d->enabled_all_classes_qdiscs = (char)config_get_boolean_ondemand("plugin:tc", var_name, enabled_all_classes_qdiscs);
    }

    // we only need to add leaf classes
    struct tc_class *c, *x /*, *root = NULL */;
    unsigned long long bytes_sum = 0, packets_sum = 0, dropped_sum = 0, tokens_sum = 0, ctokens_sum = 0;
    int active_nodes = 0, updated_classes = 0, updated_qdiscs = 0;

    // prepare all classes
    // we set reasonable defaults for the rest of the code below

    for(c = d->classes ; c ; c = c->next) {
        c->render = 0;          // do not render this class

        c->isleaf = 1;          // this is a leaf class
        c->hasparent = 0;       // without a parent

        if(unlikely(!c->updated))
            c->unupdated++;     // increase its unupdated counter
        else {
            c->unupdated = 0;   // reset its unupdated counter

            // count how many of each kind
            if(c->isqdisc)
                updated_qdiscs++;
            else
                updated_classes++;
        }
    }

    if(unlikely(!d->enabled || (!updated_classes && !updated_qdiscs))) {
        debug(D_TC_LOOP, "TC: Ignoring TC device '%s'. It is not enabled/updated.", d->name?d->name:d->id);
        tc_device_classes_cleanup(d);
        return;
    }

    if(unlikely(updated_classes && updated_qdiscs)) {
        error("TC: device '%s' has active both classes (%d) and qdiscs (%d). Will render only qdiscs.", d->id, updated_classes, updated_qdiscs);

        // set all classes to !updated
        for(c = d->classes ; c ; c = c->next)
            if(unlikely(!c->isqdisc && c->updated))
                c->updated = 0;

        updated_classes = 0;
    }

    // mark the classes as leafs and parents
    //
    // TC is hierarchical:
    //  - classes can have other classes in them
    //  - the same is true for qdiscs (i.e. qdiscs have classes, that have other qdiscs)
    //
    // we need to present a chart with leaf nodes only, so that the sum
    // of all dimensions of the chart, will be the total utilization
    // of the interface.
    //
    // here we try to find the ones we need to report
    // by default all nodes are marked with: isleaf = 1 (see above)
    //
    // so, here we remove the isleaf flag from nodes in the middle
    // and we add the hasparent flag to leaf nodes we found their parent
    if(likely(!d->enabled_all_classes_qdiscs)) {
        for(c = d->classes; c; c = c->next) {
            if(unlikely(!c->updated)) continue;

            //debug(D_TC_LOOP, "TC: In device '%s', %s '%s'  has leafid: '%s' and parentid '%s'.",
            //    d->id,
            //    c->isqdisc?"qdisc":"class",
            //    c->id,
            //    c->leafid?c->leafid:"NULL",
            //    c->parentid?c->parentid:"NULL");

            // find if c is leaf or not
            for(x = d->classes; x; x = x->next) {
                if(unlikely(!x->updated || c == x || !x->parentid)) continue;

                // classes have both parentid and leafid
                // qdiscs have only parentid
                // the following works for both (it is an OR)

                if((c->hash == x->parent_hash && strcmp(c->id, x->parentid) == 0) ||
                   (c->leafid && c->leaf_hash == x->parent_hash && strcmp(c->leafid, x->parentid) == 0)) {
                    // debug(D_TC_LOOP, "TC: In device '%s', %s '%s' (leafid: '%s') has as leaf %s '%s' (parentid: '%s').", d->name?d->name:d->id, c->isqdisc?"qdisc":"class", c->name?c->name:c->id, c->leafid?c->leafid:c->id, x->isqdisc?"qdisc":"class", x->name?x->name:x->id, x->parentid?x->parentid:x->id);
                    c->isleaf = 0;
                    x->hasparent = 1;
                }
            }
        }
    }

    for(c = d->classes ; c ; c = c->next) {
        if(unlikely(!c->updated)) continue;

        // debug(D_TC_LOOP, "TC: device '%s', %s '%s' isleaf=%d, hasparent=%d", d->id, (c->isqdisc)?"qdisc":"class", c->id, c->isleaf, c->hasparent);

        if(unlikely((c->isleaf && c->hasparent) || d->enabled_all_classes_qdiscs)) {
            c->render = 1;
            active_nodes++;
            bytes_sum += c->bytes;
            packets_sum += c->packets;
            dropped_sum += c->dropped;
            tokens_sum += c->tokens;
            ctokens_sum += c->ctokens;
        }

        //if(unlikely(!c->hasparent)) {
        //    if(root) error("TC: multiple root class/qdisc for device '%s' (old: '%s', new: '%s')", d->id, root->id, c->id);
        //    root = c;
        //    debug(D_TC_LOOP, "TC: found root class/qdisc '%s'", root->id);
        //}
    }

#ifdef NETDATA_INTERNAL_CHECKS
    // dump all the list to see what we know

    if(unlikely(debug_flags & D_TC_LOOP)) {
        for(c = d->classes ; c ; c = c->next) {
            if(c->render) debug(D_TC_LOOP, "TC: final nodes dump for '%s': class %s, OK", d->name, c->id);
            else debug(D_TC_LOOP, "TC: final nodes dump for '%s': class %s, IGNORE (updated: %d, isleaf: %d, hasparent: %d, parent: %s)", d->name?d->name:d->id, c->id, c->updated, c->isleaf, c->hasparent, c->parentid?c->parentid:"(unset)");
        }
    }
#endif

    if(unlikely(!active_nodes)) {
        debug(D_TC_LOOP, "TC: Ignoring TC device '%s'. No useful classes/qdiscs.", d->name?d->name:d->id);
        tc_device_classes_cleanup(d);
        return;
    }

    debug(D_TC_LOOP, "TC: evaluating TC device '%s'. enabled = %d/%d (bytes: %d/%d, packets: %d/%d, dropped: %d/%d, tokens: %d/%d, ctokens: %d/%d, all_classes_qdiscs: %d/%d), classes: (bytes = %llu, packets = %llu, dropped = %llu, tokens = %llu, ctokens = %llu).",
        d->name?d->name:d->id,
        d->enabled, enable_new_interfaces,
        d->enabled_bytes, enable_bytes,
        d->enabled_packets, enable_packets,
        d->enabled_dropped, enable_dropped,
        d->enabled_tokens, enable_tokens,
        d->enabled_ctokens, enable_ctokens,
        d->enabled_all_classes_qdiscs, enabled_all_classes_qdiscs,
        bytes_sum,
        packets_sum,
        dropped_sum,
        tokens_sum,
        ctokens_sum
        );

    // --------------------------------------------------------------------
    // bytes

    if(d->enabled_bytes == CONFIG_BOOLEAN_YES || (d->enabled_bytes == CONFIG_BOOLEAN_AUTO && bytes_sum)) {
        d->enabled_bytes = CONFIG_BOOLEAN_YES;

        if(unlikely(!d->st_bytes))
            d->st_bytes = rrdset_create_localhost(
                    RRD_TYPE_TC
                    , d->id
                    , d->name ? d->name : d->id
                    , d->family ? d->family : d->id
                    , RRD_TYPE_TC ".qos"
                    , "Class Usage"
                    , "kilobits/s"
                    , PLUGIN_TC_NAME
                    , NULL
                    , NETDATA_CHART_PRIO_TC_QOS
                    , localhost->rrd_update_every
                    , d->enabled_all_classes_qdiscs ? RRDSET_TYPE_LINE : RRDSET_TYPE_STACKED
            );

        else {
            rrdset_next(d->st_bytes);
            if(unlikely(d->name_updated)) rrdset_set_name(d->st_bytes, d->name);

            // TODO
            // update the family
        }

        for(c = d->classes ; c ; c = c->next) {
            if(unlikely(!c->render)) continue;

            if(unlikely(!c->rd_bytes))
                c->rd_bytes = rrddim_add(d->st_bytes, c->id, c->name?c->name:c->id, 8, BITS_IN_A_KILOBIT, RRD_ALGORITHM_INCREMENTAL);
            else if(unlikely(c->name_updated))
                rrddim_set_name(d->st_bytes, c->rd_bytes, c->name);

            rrddim_set_by_pointer(d->st_bytes, c->rd_bytes, c->bytes);
        }
        rrdset_done(d->st_bytes);
    }

    // --------------------------------------------------------------------
    // packets

    if(d->enabled_packets == CONFIG_BOOLEAN_YES || (d->enabled_packets == CONFIG_BOOLEAN_AUTO && packets_sum)) {
        d->enabled_packets = CONFIG_BOOLEAN_YES;

        if(unlikely(!d->st_packets)) {
            char id[RRD_ID_LENGTH_MAX + 1];
            char name[RRD_ID_LENGTH_MAX + 1];
            snprintfz(id, RRD_ID_LENGTH_MAX, "%s_packets", d->id);
            snprintfz(name, RRD_ID_LENGTH_MAX, "%s_packets", d->name?d->name:d->id);

            d->st_packets = rrdset_create_localhost(
                    RRD_TYPE_TC
                    , id
                    , name
                    , d->family ? d->family : d->id
                    , RRD_TYPE_TC ".qos_packets"
                    , "Class Packets"
                    , "packets/s"
                    , PLUGIN_TC_NAME
                    , NULL
                    , NETDATA_CHART_PRIO_TC_QOS_PACKETS
                    , localhost->rrd_update_every
                    , d->enabled_all_classes_qdiscs ? RRDSET_TYPE_LINE : RRDSET_TYPE_STACKED
            );
        }
        else {
            rrdset_next(d->st_packets);

            if(unlikely(d->name_updated)) {
                char name[RRD_ID_LENGTH_MAX + 1];
                snprintfz(name, RRD_ID_LENGTH_MAX, "%s_packets", d->name?d->name:d->id);
                rrdset_set_name(d->st_packets, name);
            }

            // TODO
            // update the family
        }

        for(c = d->classes ; c ; c = c->next) {
            if(unlikely(!c->render)) continue;

            if(unlikely(!c->rd_packets))
                c->rd_packets = rrddim_add(d->st_packets, c->id, c->name?c->name:c->id, 1, 1, RRD_ALGORITHM_INCREMENTAL);
            else if(unlikely(c->name_updated))
                rrddim_set_name(d->st_packets, c->rd_packets, c->name);

            rrddim_set_by_pointer(d->st_packets, c->rd_packets, c->packets);
        }
        rrdset_done(d->st_packets);
    }

    // --------------------------------------------------------------------
    // dropped

    if(d->enabled_dropped == CONFIG_BOOLEAN_YES || (d->enabled_dropped == CONFIG_BOOLEAN_AUTO && dropped_sum)) {
        d->enabled_dropped = CONFIG_BOOLEAN_YES;

        if(unlikely(!d->st_dropped)) {
            char id[RRD_ID_LENGTH_MAX + 1];
            char name[RRD_ID_LENGTH_MAX + 1];
            snprintfz(id, RRD_ID_LENGTH_MAX, "%s_dropped", d->id);
            snprintfz(name, RRD_ID_LENGTH_MAX, "%s_dropped", d->name?d->name:d->id);

            d->st_dropped = rrdset_create_localhost(
                    RRD_TYPE_TC
                    , id
                    , name
                    , d->family ? d->family : d->id
                    , RRD_TYPE_TC ".qos_dropped"
                    , "Class Dropped Packets"
                    , "packets/s"
                    , PLUGIN_TC_NAME
                    , NULL
                    , NETDATA_CHART_PRIO_TC_QOS_DROPPED
                    , localhost->rrd_update_every
                    , d->enabled_all_classes_qdiscs ? RRDSET_TYPE_LINE : RRDSET_TYPE_STACKED
            );
        }
        else {
            rrdset_next(d->st_dropped);

            if(unlikely(d->name_updated)) {
                char name[RRD_ID_LENGTH_MAX + 1];
                snprintfz(name, RRD_ID_LENGTH_MAX, "%s_dropped", d->name?d->name:d->id);
                rrdset_set_name(d->st_dropped, name);
            }

            // TODO
            // update the family
        }

        for(c = d->classes ; c ; c = c->next) {
            if(unlikely(!c->render)) continue;

            if(unlikely(!c->rd_dropped))
                c->rd_dropped = rrddim_add(d->st_dropped, c->id, c->name?c->name:c->id, 1, 1, RRD_ALGORITHM_INCREMENTAL);
            else if(unlikely(c->name_updated))
                rrddim_set_name(d->st_dropped, c->rd_dropped, c->name);

            rrddim_set_by_pointer(d->st_dropped, c->rd_dropped, c->dropped);
        }
        rrdset_done(d->st_dropped);
    }

    // --------------------------------------------------------------------
    // tokens

    if(d->enabled_tokens == CONFIG_BOOLEAN_YES || (d->enabled_tokens == CONFIG_BOOLEAN_AUTO && tokens_sum)) {
        d->enabled_tokens = CONFIG_BOOLEAN_YES;

        if(unlikely(!d->st_tokens)) {
            char id[RRD_ID_LENGTH_MAX + 1];
            char name[RRD_ID_LENGTH_MAX + 1];
            snprintfz(id, RRD_ID_LENGTH_MAX, "%s_tokens", d->id);
            snprintfz(name, RRD_ID_LENGTH_MAX, "%s_tokens", d->name?d->name:d->id);

            d->st_tokens = rrdset_create_localhost(
                    RRD_TYPE_TC
                    , id
                    , name
                    , d->family ? d->family : d->id
                    , RRD_TYPE_TC ".qos_tokens"
                    , "Class Tokens"
                    , "tokens"
                    , PLUGIN_TC_NAME
                    , NULL
                    , NETDATA_CHART_PRIO_TC_QOS_TOCKENS
                    , localhost->rrd_update_every
                    , RRDSET_TYPE_LINE
            );
        }
        else {
            rrdset_next(d->st_tokens);

            if(unlikely(d->name_updated)) {
                char name[RRD_ID_LENGTH_MAX + 1];
                snprintfz(name, RRD_ID_LENGTH_MAX, "%s_tokens", d->name?d->name:d->id);
                rrdset_set_name(d->st_tokens, name);
            }

            // TODO
            // update the family
        }

        for(c = d->classes ; c ; c = c->next) {
            if(unlikely(!c->render)) continue;

            if(unlikely(!c->rd_tokens)) {
                c->rd_tokens = rrddim_add(d->st_tokens, c->id, c->name?c->name:c->id, 1, 1, RRD_ALGORITHM_ABSOLUTE);
            }
            else if(unlikely(c->name_updated))
                rrddim_set_name(d->st_tokens, c->rd_tokens, c->name);

            rrddim_set_by_pointer(d->st_tokens, c->rd_tokens, c->tokens);
        }
        rrdset_done(d->st_tokens);
    }

    // --------------------------------------------------------------------
    // ctokens

    if(d->enabled_ctokens == CONFIG_BOOLEAN_YES || (d->enabled_ctokens == CONFIG_BOOLEAN_AUTO && ctokens_sum)) {
        d->enabled_ctokens = CONFIG_BOOLEAN_YES;

        if(unlikely(!d->st_ctokens)) {
            char id[RRD_ID_LENGTH_MAX + 1];
            char name[RRD_ID_LENGTH_MAX + 1];
            snprintfz(id, RRD_ID_LENGTH_MAX, "%s_ctokens", d->id);
            snprintfz(name, RRD_ID_LENGTH_MAX, "%s_ctokens", d->name?d->name:d->id);

            d->st_ctokens = rrdset_create_localhost(
                    RRD_TYPE_TC
                    , id
                    , name
                    , d->family ? d->family : d->id
                    , RRD_TYPE_TC ".qos_ctokens"
                    , "Class cTokens"
                    , "ctokens"
                    , PLUGIN_TC_NAME
                    , NULL
                    , NETDATA_CHART_PRIO_TC_QOS_CTOCKENS
                    , localhost->rrd_update_every
                    , RRDSET_TYPE_LINE
            );
        }
        else {
            debug(D_TC_LOOP, "TC: Updating _ctokens chart for device '%s'", d->name?d->name:d->id);
            rrdset_next(d->st_ctokens);

            if(unlikely(d->name_updated)) {
                char name[RRD_ID_LENGTH_MAX + 1];
                snprintfz(name, RRD_ID_LENGTH_MAX, "%s_ctokens", d->name?d->name:d->id);
                rrdset_set_name(d->st_ctokens, name);
            }

            // TODO
            // update the family
        }

        for(c = d->classes ; c ; c = c->next) {
            if(unlikely(!c->render)) continue;

            if(unlikely(!c->rd_ctokens))
                c->rd_ctokens = rrddim_add(d->st_ctokens, c->id, c->name?c->name:c->id, 1, 1, RRD_ALGORITHM_ABSOLUTE);
            else if(unlikely(c->name_updated))
                rrddim_set_name(d->st_ctokens, c->rd_ctokens, c->name);

            rrddim_set_by_pointer(d->st_ctokens, c->rd_ctokens, c->ctokens);
        }
        rrdset_done(d->st_ctokens);
    }

    tc_device_classes_cleanup(d);
}
Example #16
0
int do_proc_net_stat_synproxy(int update_every, unsigned long long dt) {
    (void)dt;

    static int do_entries = -1, do_cookies = -1, do_syns = -1, do_reopened = -1;
    static procfile *ff = NULL;

    if(unlikely(do_entries == -1)) {
        do_entries  = config_get_boolean_ondemand("plugin:proc:/proc/net/stat/synproxy", "SYNPROXY entries", CONFIG_ONDEMAND_ONDEMAND);
        do_cookies  = config_get_boolean_ondemand("plugin:proc:/proc/net/stat/synproxy", "SYNPROXY cookies", CONFIG_ONDEMAND_ONDEMAND);
        do_syns     = config_get_boolean_ondemand("plugin:proc:/proc/net/stat/synproxy", "SYNPROXY SYN received", CONFIG_ONDEMAND_ONDEMAND);
        do_reopened = config_get_boolean_ondemand("plugin:proc:/proc/net/stat/synproxy", "SYNPROXY connections reopened", CONFIG_ONDEMAND_ONDEMAND);
    }

    if(unlikely(!ff)) {
        char filename[FILENAME_MAX + 1];
        snprintfz(filename, FILENAME_MAX, "%s%s", global_host_prefix, "/proc/net/stat/synproxy");
        ff = procfile_open(config_get("plugin:proc:/proc/net/stat/synproxy", "filename to monitor", filename), " \t,:|", PROCFILE_FLAG_DEFAULT);
        if(unlikely(!ff))
            return 1;
    }

    ff = procfile_readall(ff);
    if(unlikely(!ff))
        return 0; // we return 0, so that we will retry to open it next time

    // make sure we have 3 lines
    size_t lines = procfile_lines(ff), l;
    if(unlikely(lines < 2)) {
        error("/proc/net/stat/synproxy has %zu lines, expected no less than 2. Disabling it.", lines);
        return 1;
    }

    unsigned long long entries = 0, syn_received = 0, cookie_invalid = 0, cookie_valid = 0, cookie_retrans = 0, conn_reopened = 0;

    // synproxy gives its values per CPU
    for(l = 1; l < lines ;l++) {
        int words = procfile_linewords(ff, l);
        if(unlikely(words < 6))
            continue;

        entries         += strtoull(procfile_lineword(ff, l, 0), NULL, 16);
        syn_received    += strtoull(procfile_lineword(ff, l, 1), NULL, 16);
        cookie_invalid  += strtoull(procfile_lineword(ff, l, 2), NULL, 16);
        cookie_valid    += strtoull(procfile_lineword(ff, l, 3), NULL, 16);
        cookie_retrans  += strtoull(procfile_lineword(ff, l, 4), NULL, 16);
        conn_reopened   += strtoull(procfile_lineword(ff, l, 5), NULL, 16);
    }

    unsigned long long events = entries + syn_received + cookie_invalid + cookie_valid + cookie_retrans + conn_reopened;

    RRDSET *st;

    // --------------------------------------------------------------------

    if((do_entries == CONFIG_ONDEMAND_ONDEMAND && events) || do_entries == CONFIG_ONDEMAND_YES) {
        do_entries = CONFIG_ONDEMAND_YES;

        st = rrdset_find(RRD_TYPE_NET_STAT_NETFILTER "." RRD_TYPE_NET_STAT_SYNPROXY "_entries");
        if(unlikely(!st)) {
            st = rrdset_create(RRD_TYPE_NET_STAT_NETFILTER, RRD_TYPE_NET_STAT_SYNPROXY "_entries", NULL, RRD_TYPE_NET_STAT_SYNPROXY, NULL, "SYNPROXY Entries Used", "entries", 3304, update_every, RRDSET_TYPE_LINE);

            rrddim_add(st, "entries", NULL, 1, 1, RRDDIM_ABSOLUTE);
        }
        else rrdset_next(st);

        rrddim_set(st, "entries", entries);
        rrdset_done(st);
    }

    // --------------------------------------------------------------------

    if((do_syns == CONFIG_ONDEMAND_ONDEMAND && events) || do_syns == CONFIG_ONDEMAND_YES) {
        do_syns = CONFIG_ONDEMAND_YES;

        st = rrdset_find(RRD_TYPE_NET_STAT_NETFILTER "." RRD_TYPE_NET_STAT_SYNPROXY "_syn_received");
        if(unlikely(!st)) {
            st = rrdset_create(RRD_TYPE_NET_STAT_NETFILTER, RRD_TYPE_NET_STAT_SYNPROXY "_syn_received", NULL, RRD_TYPE_NET_STAT_SYNPROXY, NULL, "SYNPROXY SYN Packets received", "SYN/s", 3301, update_every, RRDSET_TYPE_LINE);

            rrddim_add(st, "received", NULL, 1, 1, RRDDIM_INCREMENTAL);
        }
        else rrdset_next(st);

        rrddim_set(st, "received", syn_received);
        rrdset_done(st);
    }

    // --------------------------------------------------------------------

    if((do_reopened == CONFIG_ONDEMAND_ONDEMAND && events) || do_reopened == CONFIG_ONDEMAND_YES) {
        do_reopened = CONFIG_ONDEMAND_YES;

        st = rrdset_find(RRD_TYPE_NET_STAT_NETFILTER "." RRD_TYPE_NET_STAT_SYNPROXY "_conn_reopened");
        if(unlikely(!st)) {
            st = rrdset_create(RRD_TYPE_NET_STAT_NETFILTER, RRD_TYPE_NET_STAT_SYNPROXY "_conn_reopened", NULL, RRD_TYPE_NET_STAT_SYNPROXY, NULL, "SYNPROXY Connections Reopened", "connections/s", 3303, update_every, RRDSET_TYPE_LINE);

            rrddim_add(st, "reopened", NULL, 1, 1, RRDDIM_INCREMENTAL);
        }
        else rrdset_next(st);

        rrddim_set(st, "reopened", conn_reopened);
        rrdset_done(st);
    }

    // --------------------------------------------------------------------

    if((do_cookies == CONFIG_ONDEMAND_ONDEMAND && events) || do_cookies == CONFIG_ONDEMAND_YES) {
        do_cookies = CONFIG_ONDEMAND_YES;

        st = rrdset_find(RRD_TYPE_NET_STAT_NETFILTER "." RRD_TYPE_NET_STAT_SYNPROXY "_cookies");
        if(unlikely(!st)) {
            st = rrdset_create(RRD_TYPE_NET_STAT_NETFILTER, RRD_TYPE_NET_STAT_SYNPROXY "_cookies", NULL, RRD_TYPE_NET_STAT_SYNPROXY, NULL, "SYNPROXY TCP Cookies", "cookies/s", 3302, update_every, RRDSET_TYPE_LINE);

            rrddim_add(st, "valid", NULL, 1, 1, RRDDIM_INCREMENTAL);
            rrddim_add(st, "invalid", NULL, -1, 1, RRDDIM_INCREMENTAL);
            rrddim_add(st, "retransmits", NULL, 1, 1, RRDDIM_INCREMENTAL);
        }
        else rrdset_next(st);

        rrddim_set(st, "valid", cookie_valid);
        rrddim_set(st, "invalid", cookie_invalid);
        rrddim_set(st, "retransmits", cookie_retrans);
        rrdset_done(st);
    }

    return 0;
}
Example #17
0
int do_proc_meminfo(int update_every, unsigned long long dt) {
	static procfile *ff = NULL;

	static int do_ram = -1, do_swap = -1, do_hwcorrupt = -1, do_committed = -1, do_writeback = -1, do_kernel = -1, do_slab = -1;

	if(do_ram == -1)		do_ram 			= config_get_boolean("plugin:proc:/proc/meminfo", "system ram", 1);
	if(do_swap == -1)		do_swap 		= config_get_boolean("plugin:proc:/proc/meminfo", "system swap", 1);
	if(do_hwcorrupt == -1)	do_hwcorrupt 	= config_get_boolean_ondemand("plugin:proc:/proc/meminfo", "hardware corrupted ECC", CONFIG_ONDEMAND_ONDEMAND);
	if(do_committed == -1)	do_committed 	= config_get_boolean("plugin:proc:/proc/meminfo", "committed memory", 1);
	if(do_writeback == -1)	do_writeback 	= config_get_boolean("plugin:proc:/proc/meminfo", "writeback memory", 1);
	if(do_kernel == -1)		do_kernel 		= config_get_boolean("plugin:proc:/proc/meminfo", "kernel memory", 1);
	if(do_slab == -1)		do_slab 		= config_get_boolean("plugin:proc:/proc/meminfo", "slab memory", 1);

	if(dt) {};

	if(!ff) {
		char filename[FILENAME_MAX + 1];
		snprintf(filename, FILENAME_MAX, "%s%s", global_host_prefix, "/proc/meminfo");
		ff = procfile_open(config_get("plugin:proc:/proc/meminfo", "filename to monitor", filename), " \t:", PROCFILE_FLAG_DEFAULT);
	}
	if(!ff) return 1;

	ff = procfile_readall(ff);
	if(!ff) return 0; // we return 0, so that we will retry to open it next time

	uint32_t lines = procfile_lines(ff), l;
	uint32_t words;

	int hwcorrupted = 0;

	unsigned long long MemTotal = 0, MemFree = 0, Buffers = 0, Cached = 0, SwapCached = 0,
		Active = 0, Inactive = 0, ActiveAnon = 0, InactiveAnon = 0, ActiveFile = 0, InactiveFile = 0,
		Unevictable = 0, Mlocked = 0, SwapTotal = 0, SwapFree = 0, Dirty = 0, Writeback = 0, AnonPages = 0,
		Mapped = 0, Shmem = 0, Slab = 0, SReclaimable = 0, SUnreclaim = 0, KernelStack = 0, PageTables = 0,
		NFS_Unstable = 0, Bounce = 0, WritebackTmp = 0, CommitLimit = 0, Committed_AS = 0,
		VmallocTotal = 0, VmallocUsed = 0, VmallocChunk = 0,
		AnonHugePages = 0, HugePages_Total = 0, HugePages_Free = 0, HugePages_Rsvd = 0, HugePages_Surp = 0, Hugepagesize = 0,
		DirectMap4k = 0, DirectMap2M = 0, HardwareCorrupted = 0;

	for(l = 0; l < lines ;l++) {
		words = procfile_linewords(ff, l);
		if(words < 2) continue;

		char *name = procfile_lineword(ff, l, 0);
		unsigned long long value = strtoull(procfile_lineword(ff, l, 1), NULL, 10);

		     if(!MemTotal && strcmp(name, "MemTotal") == 0) MemTotal = value;
		else if(!MemFree && strcmp(name, "MemFree") == 0) MemFree = value;
		else if(!Buffers && strcmp(name, "Buffers") == 0) Buffers = value;
		else if(!Cached && strcmp(name, "Cached") == 0) Cached = value;
		else if(!SwapCached && strcmp(name, "SwapCached") == 0) SwapCached = value;
		else if(!Active && strcmp(name, "Active") == 0) Active = value;
		else if(!Inactive && strcmp(name, "Inactive") == 0) Inactive = value;
		else if(!ActiveAnon && strcmp(name, "ActiveAnon") == 0) ActiveAnon = value;
		else if(!InactiveAnon && strcmp(name, "InactiveAnon") == 0) InactiveAnon = value;
		else if(!ActiveFile && strcmp(name, "ActiveFile") == 0) ActiveFile = value;
		else if(!InactiveFile && strcmp(name, "InactiveFile") == 0) InactiveFile = value;
		else if(!Unevictable && strcmp(name, "Unevictable") == 0) Unevictable = value;
		else if(!Mlocked && strcmp(name, "Mlocked") == 0) Mlocked = value;
		else if(!SwapTotal && strcmp(name, "SwapTotal") == 0) SwapTotal = value;
		else if(!SwapFree && strcmp(name, "SwapFree") == 0) SwapFree = value;
		else if(!Dirty && strcmp(name, "Dirty") == 0) Dirty = value;
		else if(!Writeback && strcmp(name, "Writeback") == 0) Writeback = value;
		else if(!AnonPages && strcmp(name, "AnonPages") == 0) AnonPages = value;
		else if(!Mapped && strcmp(name, "Mapped") == 0) Mapped = value;
		else if(!Shmem && strcmp(name, "Shmem") == 0) Shmem = value;
		else if(!Slab && strcmp(name, "Slab") == 0) Slab = value;
		else if(!SReclaimable && strcmp(name, "SReclaimable") == 0) SReclaimable = value;
		else if(!SUnreclaim && strcmp(name, "SUnreclaim") == 0) SUnreclaim = value;
		else if(!KernelStack && strcmp(name, "KernelStack") == 0) KernelStack = value;
		else if(!PageTables && strcmp(name, "PageTables") == 0) PageTables = value;
		else if(!NFS_Unstable && strcmp(name, "NFS_Unstable") == 0) NFS_Unstable = value;
		else if(!Bounce && strcmp(name, "Bounce") == 0) Bounce = value;
		else if(!WritebackTmp && strcmp(name, "WritebackTmp") == 0) WritebackTmp = value;
		else if(!CommitLimit && strcmp(name, "CommitLimit") == 0) CommitLimit = value;
		else if(!Committed_AS && strcmp(name, "Committed_AS") == 0) Committed_AS = value;
		else if(!VmallocTotal && strcmp(name, "VmallocTotal") == 0) VmallocTotal = value;
		else if(!VmallocUsed && strcmp(name, "VmallocUsed") == 0) VmallocUsed = value;
		else if(!VmallocChunk && strcmp(name, "VmallocChunk") == 0) VmallocChunk = value;
		else if(!HardwareCorrupted && strcmp(name, "HardwareCorrupted") == 0) { HardwareCorrupted = value; hwcorrupted = 1; }
		else if(!AnonHugePages && strcmp(name, "AnonHugePages") == 0) AnonHugePages = value;
		else if(!HugePages_Total && strcmp(name, "HugePages_Total") == 0) HugePages_Total = value;
		else if(!HugePages_Free && strcmp(name, "HugePages_Free") == 0) HugePages_Free = value;
		else if(!HugePages_Rsvd && strcmp(name, "HugePages_Rsvd") == 0) HugePages_Rsvd = value;
		else if(!HugePages_Surp && strcmp(name, "HugePages_Surp") == 0) HugePages_Surp = value;
		else if(!Hugepagesize && strcmp(name, "Hugepagesize") == 0) Hugepagesize = value;
		else if(!DirectMap4k && strcmp(name, "DirectMap4k") == 0) DirectMap4k = value;
		else if(!DirectMap2M && strcmp(name, "DirectMap2M") == 0) DirectMap2M = value;
	}

	RRDSET *st;

	// --------------------------------------------------------------------

	// http://stackoverflow.com/questions/3019748/how-to-reliably-measure-available-memory-in-linux
	unsigned long long MemUsed = MemTotal - MemFree - Cached - Buffers;

	if(do_ram) {
		st = rrdset_find("system.ram");
		if(!st) {
			st = rrdset_create("system", "ram", NULL, "ram", NULL, "System RAM", "MB", 200, update_every, RRDSET_TYPE_STACKED);

			rrddim_add(st, "buffers", NULL, 1, 1024, RRDDIM_ABSOLUTE);
			rrddim_add(st, "used",    NULL, 1, 1024, RRDDIM_ABSOLUTE);
			rrddim_add(st, "cached",  NULL, 1, 1024, RRDDIM_ABSOLUTE);
			rrddim_add(st, "free",    NULL, 1, 1024, RRDDIM_ABSOLUTE);
		}
		else rrdset_next(st);

		rrddim_set(st, "used", MemUsed);
		rrddim_set(st, "free", MemFree);
		rrddim_set(st, "cached", Cached);
		rrddim_set(st, "buffers", Buffers);
		rrdset_done(st);
	}

	// --------------------------------------------------------------------

	unsigned long long SwapUsed = SwapTotal - SwapFree;

	if(do_swap) {
		st = rrdset_find("system.swap");
		if(!st) {
			st = rrdset_create("system", "swap", NULL, "swap", NULL, "System Swap", "MB", 201, update_every, RRDSET_TYPE_STACKED);
			st->isdetail = 1;

			rrddim_add(st, "free",    NULL, 1, 1024, RRDDIM_ABSOLUTE);
			rrddim_add(st, "used",    NULL, 1, 1024, RRDDIM_ABSOLUTE);
		}
		else rrdset_next(st);

		rrddim_set(st, "used", SwapUsed);
		rrddim_set(st, "free", SwapFree);
		rrdset_done(st);
	}

	// --------------------------------------------------------------------

	if(hwcorrupted && do_hwcorrupt && HardwareCorrupted > 0) {
		do_hwcorrupt = CONFIG_ONDEMAND_YES;

		st = rrdset_find("mem.hwcorrupt");
		if(!st) {
			st = rrdset_create("mem", "hwcorrupt", NULL, "errors", NULL, "Hardware Corrupted ECC", "MB", 9000, update_every, RRDSET_TYPE_LINE);
			st->isdetail = 1;

			rrddim_add(st, "HardwareCorrupted", NULL, 1, 1024, RRDDIM_ABSOLUTE);
		}
		else rrdset_next(st);

		rrddim_set(st, "HardwareCorrupted", HardwareCorrupted);
		rrdset_done(st);
	}

	// --------------------------------------------------------------------

	if(do_committed) {
		st = rrdset_find("mem.committed");
		if(!st) {
			st = rrdset_create("mem", "committed", NULL, "system", NULL, "Committed (Allocated) Memory", "MB", 5000, update_every, RRDSET_TYPE_AREA);
			st->isdetail = 1;

			rrddim_add(st, "Committed_AS", NULL, 1, 1024, RRDDIM_ABSOLUTE);
		}
		else rrdset_next(st);

		rrddim_set(st, "Committed_AS", Committed_AS);
		rrdset_done(st);
	}

	// --------------------------------------------------------------------

	if(do_writeback) {
		st = rrdset_find("mem.writeback");
		if(!st) {
			st = rrdset_create("mem", "writeback", NULL, "kernel", NULL, "Writeback Memory", "MB", 4000, update_every, RRDSET_TYPE_LINE);
			st->isdetail = 1;

			rrddim_add(st, "Dirty", NULL, 1, 1024, RRDDIM_ABSOLUTE);
			rrddim_add(st, "Writeback", NULL, 1, 1024, RRDDIM_ABSOLUTE);
			rrddim_add(st, "FuseWriteback", NULL, 1, 1024, RRDDIM_ABSOLUTE);
			rrddim_add(st, "NfsWriteback", NULL, 1, 1024, RRDDIM_ABSOLUTE);
			rrddim_add(st, "Bounce", NULL, 1, 1024, RRDDIM_ABSOLUTE);
		}
		else rrdset_next(st);

		rrddim_set(st, "Dirty", Dirty);
		rrddim_set(st, "Writeback", Writeback);
		rrddim_set(st, "FuseWriteback", WritebackTmp);
		rrddim_set(st, "NfsWriteback", NFS_Unstable);
		rrddim_set(st, "Bounce", Bounce);
		rrdset_done(st);
	}

	// --------------------------------------------------------------------

	if(do_kernel) {
		st = rrdset_find("mem.kernel");
		if(!st) {
			st = rrdset_create("mem", "kernel", NULL, "kernel", NULL, "Memory Used by Kernel", "MB", 6000, update_every, RRDSET_TYPE_STACKED);
			st->isdetail = 1;

			rrddim_add(st, "Slab", NULL, 1, 1024, RRDDIM_ABSOLUTE);
			rrddim_add(st, "KernelStack", NULL, 1, 1024, RRDDIM_ABSOLUTE);
			rrddim_add(st, "PageTables", NULL, 1, 1024, RRDDIM_ABSOLUTE);
			rrddim_add(st, "VmallocUsed", NULL, 1, 1024, RRDDIM_ABSOLUTE);
		}
		else rrdset_next(st);

		rrddim_set(st, "KernelStack", KernelStack);
		rrddim_set(st, "Slab", Slab);
		rrddim_set(st, "PageTables", PageTables);
		rrddim_set(st, "VmallocUsed", VmallocUsed);
		rrdset_done(st);
	}

	// --------------------------------------------------------------------

	if(do_slab) {
		st = rrdset_find("mem.slab");
		if(!st) {
			st = rrdset_create("mem", "slab", NULL, "slab", NULL, "Reclaimable Kernel Memory", "MB", 6500, update_every, RRDSET_TYPE_STACKED);
			st->isdetail = 1;

			rrddim_add(st, "reclaimable", NULL, 1, 1024, RRDDIM_ABSOLUTE);
			rrddim_add(st, "unreclaimable", NULL, 1, 1024, RRDDIM_ABSOLUTE);
		}
		else rrdset_next(st);

		rrddim_set(st, "reclaimable", SReclaimable);
		rrddim_set(st, "unreclaimable", SUnreclaim);
		rrdset_done(st);
	}

	return 0;
}
int do_getifaddrs(int update_every, usec_t dt) {
    (void)dt;

#define DELAULT_EXLUDED_INTERFACES "lo*"
#define CONFIG_SECTION_GETIFADDRS "plugin:freebsd:getifaddrs"

    static int enable_new_interfaces = -1;
    static int do_bandwidth_ipv4 = -1, do_bandwidth_ipv6 = -1, do_bandwidth = -1, do_packets = -1,
            do_errors = -1, do_drops = -1, do_events = -1;
    static SIMPLE_PATTERN *excluded_interfaces = NULL;

    if (unlikely(enable_new_interfaces == -1)) {
        enable_new_interfaces = config_get_boolean_ondemand(CONFIG_SECTION_GETIFADDRS,
                                                              "enable new interfaces detected at runtime",
                                                              CONFIG_BOOLEAN_AUTO);

        do_bandwidth_ipv4 = config_get_boolean_ondemand(CONFIG_SECTION_GETIFADDRS, "total bandwidth for ipv4 interfaces",
                                                        CONFIG_BOOLEAN_AUTO);
        do_bandwidth_ipv6 = config_get_boolean_ondemand(CONFIG_SECTION_GETIFADDRS, "total bandwidth for ipv6 interfaces",
                                                        CONFIG_BOOLEAN_AUTO);
        do_bandwidth      = config_get_boolean_ondemand(CONFIG_SECTION_GETIFADDRS, "bandwidth for all interfaces",
                                                        CONFIG_BOOLEAN_AUTO);
        do_packets        = config_get_boolean_ondemand(CONFIG_SECTION_GETIFADDRS, "packets for all interfaces",
                                                        CONFIG_BOOLEAN_AUTO);
        do_errors         = config_get_boolean_ondemand(CONFIG_SECTION_GETIFADDRS, "errors for all interfaces",
                                                        CONFIG_BOOLEAN_AUTO);
        do_drops          = config_get_boolean_ondemand(CONFIG_SECTION_GETIFADDRS, "drops for all interfaces",
                                                        CONFIG_BOOLEAN_AUTO);
        do_events         = config_get_boolean_ondemand(CONFIG_SECTION_GETIFADDRS, "collisions for all interfaces",
                                                        CONFIG_BOOLEAN_AUTO);

        excluded_interfaces = simple_pattern_create(
                config_get(CONFIG_SECTION_GETIFADDRS, "disable by default interfaces matching", DELAULT_EXLUDED_INTERFACES)
                , NULL
                , SIMPLE_PATTERN_EXACT
        );
    }

    if (likely(do_bandwidth_ipv4 || do_bandwidth_ipv6 || do_bandwidth || do_packets || do_errors ||
               do_drops || do_events)) {
        struct ifaddrs *ifap;

        if (unlikely(getifaddrs(&ifap))) {
            error("FREEBSD: getifaddrs() failed");
            do_bandwidth_ipv4 = 0;
            error("DISABLED: system.ipv4 chart");
            do_bandwidth_ipv6 = 0;
            error("DISABLED: system.ipv6 chart");
            do_bandwidth = 0;
            error("DISABLED: net.* charts");
            do_packets = 0;
            error("DISABLED: net_packets.* charts");
            do_errors = 0;
            error("DISABLED: net_errors.* charts");
            do_drops = 0;
            error("DISABLED: net_drops.* charts");
            do_events = 0;
            error("DISABLED: net_events.* charts");
            error("DISABLED: getifaddrs module");
            return 1;
        } else {
#define IFA_DATA(s) (((struct if_data *)ifa->ifa_data)->ifi_ ## s)
            struct ifaddrs *ifa;
            struct iftot {
                u_long  ift_ibytes;
                u_long  ift_obytes;
            } iftot = {0, 0};

            // --------------------------------------------------------------------

            if (likely(do_bandwidth_ipv4)) {
                iftot.ift_ibytes = iftot.ift_obytes = 0;
                for (ifa = ifap; ifa; ifa = ifa->ifa_next) {
                    if (ifa->ifa_addr->sa_family != AF_INET)
                        continue;
                    iftot.ift_ibytes += IFA_DATA(ibytes);
                    iftot.ift_obytes += IFA_DATA(obytes);
                }

                static RRDSET *st = NULL;
                static RRDDIM *rd_in = NULL, *rd_out = NULL;

                if (unlikely(!st)) {
                    st = rrdset_create_localhost("system",
                                                 "ipv4",
                                                 NULL,
                                                 "network",
                                                 NULL,
                                                 "IPv4 Bandwidth",
                                                 "kilobits/s",
                                                 "freebsd",
                                                 "getifaddrs",
                                                 500,
                                                 update_every,
                                                 RRDSET_TYPE_AREA
                    );

                    rd_in  = rrddim_add(st, "InOctets",  "received", 8, BITS_IN_A_KILOBIT, RRD_ALGORITHM_INCREMENTAL);
                    rd_out = rrddim_add(st, "OutOctets", "sent",    -8, BITS_IN_A_KILOBIT, RRD_ALGORITHM_INCREMENTAL);
                } else
                    rrdset_next(st);

                rrddim_set_by_pointer(st, rd_in,  iftot.ift_ibytes);
                rrddim_set_by_pointer(st, rd_out, iftot.ift_obytes);
                rrdset_done(st);
            }

            // --------------------------------------------------------------------

            if (likely(do_bandwidth_ipv6)) {
                iftot.ift_ibytes = iftot.ift_obytes = 0;
                for (ifa = ifap; ifa; ifa = ifa->ifa_next) {
                    if (ifa->ifa_addr->sa_family != AF_INET6)
                        continue;
                    iftot.ift_ibytes += IFA_DATA(ibytes);
                    iftot.ift_obytes += IFA_DATA(obytes);
                }

                static RRDSET *st = NULL;
                static RRDDIM *rd_in = NULL, *rd_out = NULL;

                if (unlikely(!st)) {
                    st = rrdset_create_localhost("system",
                                                 "ipv6",
                                                 NULL,
                                                 "network",
                                                 NULL,
                                                 "IPv6 Bandwidth",
                                                 "kilobits/s",
                                                 "freebsd",
                                                 "getifaddrs",
                                                 500,
                                                 update_every,
                                                 RRDSET_TYPE_AREA
                    );

                    rd_in  = rrddim_add(st, "received", NULL,  8, BITS_IN_A_KILOBIT, RRD_ALGORITHM_INCREMENTAL);
                    rd_out = rrddim_add(st, "sent",     NULL, -8, BITS_IN_A_KILOBIT, RRD_ALGORITHM_INCREMENTAL);
                } else
                    rrdset_next(st);

                rrddim_set_by_pointer(st, rd_in,  iftot.ift_ibytes);
                rrddim_set_by_pointer(st, rd_out, iftot.ift_obytes);
                rrdset_done(st);
            }

            // --------------------------------------------------------------------

            network_interfaces_found = 0;

            for (ifa = ifap; ifa; ifa = ifa->ifa_next) {
                if (ifa->ifa_addr->sa_family != AF_LINK)
                    continue;

                struct cgroup_network_interface *ifm = get_network_interface(ifa->ifa_name);
                ifm->updated = 1;
                network_interfaces_found++;

                if (unlikely(!ifm->configured)) {
                    char var_name[4096 + 1];

                    // this is the first time we see this network interface

                    // remember we configured it
                    ifm->configured = 1;

                    ifm->enabled = enable_new_interfaces;

                    if (likely(ifm->enabled))
                        ifm->enabled = !simple_pattern_matches(excluded_interfaces, ifa->ifa_name);

                    snprintfz(var_name, 4096, "%s:%s", CONFIG_SECTION_GETIFADDRS, ifa->ifa_name);
                    ifm->enabled = config_get_boolean_ondemand(var_name, "enabled", ifm->enabled);

                    if (unlikely(ifm->enabled == CONFIG_BOOLEAN_NO))
                        continue;

                    ifm->do_bandwidth = config_get_boolean_ondemand(var_name, "bandwidth", do_bandwidth);
                    ifm->do_packets   = config_get_boolean_ondemand(var_name, "packets",   do_packets);
                    ifm->do_errors    = config_get_boolean_ondemand(var_name, "errors",    do_errors);
                    ifm->do_drops     = config_get_boolean_ondemand(var_name, "drops",     do_drops);
                    ifm->do_events    = config_get_boolean_ondemand(var_name, "events",    do_events);
                }

                if (unlikely(!ifm->enabled))
                    continue;

                // --------------------------------------------------------------------

                if (ifm->do_bandwidth == CONFIG_BOOLEAN_YES || (ifm->do_bandwidth == CONFIG_BOOLEAN_AUTO &&
                                                                (IFA_DATA(ibytes) || IFA_DATA(obytes)))) {
                    if (unlikely(!ifm->st_bandwidth)) {
                        ifm->st_bandwidth = rrdset_create_localhost("net",
                                                                    ifa->ifa_name,
                                                                    NULL,
                                                                    ifa->ifa_name,
                                                                    "net.net",
                                                                    "Bandwidth",
                                                                    "kilobits/s",
                                                                    "freebsd",
                                                                    "getifaddrs",
                                                                    7000,
                                                                    update_every,
                                                                    RRDSET_TYPE_AREA
                        );

                        ifm->rd_bandwidth_in  = rrddim_add(ifm->st_bandwidth, "received", NULL,  8, BITS_IN_A_KILOBIT, RRD_ALGORITHM_INCREMENTAL);
                        ifm->rd_bandwidth_out = rrddim_add(ifm->st_bandwidth, "sent",     NULL, -8, BITS_IN_A_KILOBIT, RRD_ALGORITHM_INCREMENTAL);
                    } else
                        rrdset_next(ifm->st_bandwidth);

                    rrddim_set_by_pointer(ifm->st_bandwidth, ifm->rd_bandwidth_in,  IFA_DATA(ibytes));
                    rrddim_set_by_pointer(ifm->st_bandwidth, ifm->rd_bandwidth_out, IFA_DATA(obytes));
                    rrdset_done(ifm->st_bandwidth);
                }

                // --------------------------------------------------------------------

                if (ifm->do_packets == CONFIG_BOOLEAN_YES || (ifm->do_packets == CONFIG_BOOLEAN_AUTO &&
                                                              (IFA_DATA(ipackets) || IFA_DATA(opackets) || IFA_DATA(imcasts) || IFA_DATA(omcasts)))) {
                    if (unlikely(!ifm->st_packets)) {
                        ifm->st_packets = rrdset_create_localhost("net_packets",
                                                                  ifa->ifa_name,
                                                                  NULL,
                                                                  ifa->ifa_name,
                                                                  "net.packets",
                                                                  "Packets",
                                                                  "packets/s",
                                                                  "freebsd",
                                                                  "getifaddrs",
                                                                  7001,
                                                                  update_every,
                                                                  RRDSET_TYPE_LINE
                        );

                        rrdset_flag_set(ifm->st_packets, RRDSET_FLAG_DETAIL);

                        ifm->rd_packets_in    = rrddim_add(ifm->st_packets, "received",           NULL,  1, 1,
                                                           RRD_ALGORITHM_INCREMENTAL);
                        ifm->rd_packets_out   = rrddim_add(ifm->st_packets, "sent",               NULL, -1, 1,
                                                           RRD_ALGORITHM_INCREMENTAL);
                        ifm->rd_packets_m_in  = rrddim_add(ifm->st_packets, "multicast_received", NULL,  1, 1,
                                                           RRD_ALGORITHM_INCREMENTAL);
                        ifm->rd_packets_m_out = rrddim_add(ifm->st_packets, "multicast_sent",     NULL, -1, 1,
                                                           RRD_ALGORITHM_INCREMENTAL);
                    } else
                        rrdset_next(ifm->st_packets);

                    rrddim_set_by_pointer(ifm->st_packets, ifm->rd_packets_in,    IFA_DATA(ipackets));
                    rrddim_set_by_pointer(ifm->st_packets, ifm->rd_packets_out,   IFA_DATA(opackets));
                    rrddim_set_by_pointer(ifm->st_packets, ifm->rd_packets_m_in,  IFA_DATA(imcasts));
                    rrddim_set_by_pointer(ifm->st_packets, ifm->rd_packets_m_out, IFA_DATA(omcasts));
                    rrdset_done(ifm->st_packets);
                }

                // --------------------------------------------------------------------

                if (ifm->do_errors == CONFIG_BOOLEAN_YES || (ifm->do_errors == CONFIG_BOOLEAN_AUTO &&
                                                             (IFA_DATA(ierrors) || IFA_DATA(oerrors)))) {
                    if (unlikely(!ifm->st_errors)) {
                        ifm->st_errors = rrdset_create_localhost("net_errors",
                                                                 ifa->ifa_name,
                                                                 NULL,
                                                                 ifa->ifa_name,
                                                                 "net.errors",
                                                                 "Interface Errors",
                                                                 "errors/s",
                                                                 "freebsd",
                                                                 "getifaddrs",
                                                                 7002,
                                                                 update_every,
                                                                 RRDSET_TYPE_LINE
                        );

                        rrdset_flag_set(ifm->st_errors, RRDSET_FLAG_DETAIL);

                        ifm->rd_errors_in  = rrddim_add(ifm->st_errors, "inbound",  NULL,  1, 1, RRD_ALGORITHM_INCREMENTAL);
                        ifm->rd_errors_out = rrddim_add(ifm->st_errors, "outbound", NULL, -1, 1, RRD_ALGORITHM_INCREMENTAL);
                    } else
                        rrdset_next(ifm->st_errors);

                    rrddim_set_by_pointer(ifm->st_errors, ifm->rd_errors_in,  IFA_DATA(ierrors));
                    rrddim_set_by_pointer(ifm->st_errors, ifm->rd_errors_out, IFA_DATA(oerrors));
                    rrdset_done(ifm->st_errors);
                }
                // --------------------------------------------------------------------

                if (ifm->do_drops == CONFIG_BOOLEAN_YES || (ifm->do_drops == CONFIG_BOOLEAN_AUTO &&
                                                            (IFA_DATA(iqdrops)
                                                             #if __FreeBSD__ >= 11
                                                             || IFA_DATA(oqdrops)
#endif
                ))) {
                    if (unlikely(!ifm->st_drops)) {
                        ifm->st_drops = rrdset_create_localhost("net_drops",
                                                                ifa->ifa_name,
                                                                NULL,
                                                                ifa->ifa_name,
                                                                "net.drops",
                                                                "Interface Drops",
                                                                "drops/s",
                                                                "freebsd",
                                                                "getifaddrs",
                                                                7003,
                                                                update_every,
                                                                RRDSET_TYPE_LINE
                        );

                        rrdset_flag_set(ifm->st_drops, RRDSET_FLAG_DETAIL);

                        ifm->rd_drops_in  = rrddim_add(ifm->st_drops, "inbound",  NULL,  1, 1, RRD_ALGORITHM_INCREMENTAL);
#if __FreeBSD__ >= 11
                        ifm->rd_drops_out = rrddim_add(ifm->st_drops, "outbound", NULL, -1, 1, RRD_ALGORITHM_INCREMENTAL);
#endif
                    } else
                        rrdset_next(ifm->st_drops);

                    rrddim_set_by_pointer(ifm->st_drops, ifm->rd_drops_in,  IFA_DATA(iqdrops));
#if __FreeBSD__ >= 11
                    rrddim_set_by_pointer(ifm->st_drops, ifm->rd_drops_out, IFA_DATA(oqdrops));
#endif
                    rrdset_done(ifm->st_drops);
                }

                // --------------------------------------------------------------------

                if (ifm->do_events == CONFIG_BOOLEAN_YES || (ifm->do_events == CONFIG_BOOLEAN_AUTO &&
                                                             IFA_DATA(collisions))) {
                    if (unlikely(!ifm->st_events)) {
                        ifm->st_events = rrdset_create_localhost("net_events",
                                                                 ifa->ifa_name,
                                                                 NULL,
                                                                 ifa->ifa_name,
                                                                 "net.events",
                                                                 "Network Interface Events",
                                                                 "events/s",
                                                                 "freebsd",
                                                                 "getifaddrs",
                                                                 7006,
                                                                 update_every,
                                                                 RRDSET_TYPE_LINE
                        );

                        rrdset_flag_set(ifm->st_events, RRDSET_FLAG_DETAIL);

                        ifm->rd_events_coll = rrddim_add(ifm->st_events, "collisions", NULL, -1, 1,
                                                         RRD_ALGORITHM_INCREMENTAL);
                    } else
                        rrdset_next(ifm->st_events);

                    rrddim_set_by_pointer(ifm->st_events, ifm->rd_events_coll, IFA_DATA(collisions));
                    rrdset_done(ifm->st_events);
                }
            }

            freeifaddrs(ifap);
        }
    } else {
        error("DISABLED: getifaddrs module");
        return 1;
    }

    network_interfaces_cleanup();

    return 0;
}