void *proc_main(void *ptr)
{
(void)ptr;
info("PROC Plugin thread created with task id %d", gettid());
if(pthread_setcanceltype(PTHREAD_CANCEL_DEFERRED, NULL) != 0)
error("Cannot set pthread cancel type to DEFERRED.");
if(pthread_setcancelstate(PTHREAD_CANCEL_ENABLE, NULL) != 0)
error("Cannot set pthread cancel state to ENABLE.");
// disable (by default) various interface that are not needed
config_get_boolean("plugin:proc:/proc/net/dev:lo", "enabled", 0);
config_get_boolean("plugin:proc:/proc/net/dev:fireqos_monitor", "enabled", 0);
// when ZERO, attempt to do it
int vdo_proc_net_dev = !config_get_boolean("plugin:proc", "/proc/net/dev", 1);
int vdo_proc_diskstats = !config_get_boolean("plugin:proc", "/proc/diskstats", 1);
int vdo_proc_net_snmp = !config_get_boolean("plugin:proc", "/proc/net/snmp", 1);
int vdo_proc_net_snmp6 = !config_get_boolean("plugin:proc", "/proc/net/snmp6", 1);
int vdo_proc_net_netstat = !config_get_boolean("plugin:proc", "/proc/net/netstat", 1);
int vdo_proc_net_stat_conntrack = !config_get_boolean("plugin:proc", "/proc/net/stat/conntrack", 1);
int vdo_proc_net_ip_vs_stats = !config_get_boolean("plugin:proc", "/proc/net/ip_vs/stats", 1);
int vdo_proc_net_stat_synproxy = !config_get_boolean("plugin:proc", "/proc/net/stat/synproxy", 1);
int vdo_proc_stat = !config_get_boolean("plugin:proc", "/proc/stat", 1);
int vdo_proc_meminfo = !config_get_boolean("plugin:proc", "/proc/meminfo", 1);
int vdo_proc_vmstat = !config_get_boolean("plugin:proc", "/proc/vmstat", 1);
int vdo_proc_net_rpc_nfs = !config_get_boolean("plugin:proc", "/proc/net/rpc/nfs", 1);
int vdo_proc_net_rpc_nfsd = !config_get_boolean("plugin:proc", "/proc/net/rpc/nfsd", 1);
int vdo_proc_sys_kernel_random_entropy_avail = !config_get_boolean("plugin:proc", "/proc/sys/kernel/random/entropy_avail", 1);
int vdo_proc_interrupts = !config_get_boolean("plugin:proc", "/proc/interrupts", 1);
int vdo_proc_softirqs = !config_get_boolean("plugin:proc", "/proc/softirqs", 1);
int vdo_proc_net_softnet_stat = !config_get_boolean("plugin:proc", "/proc/net/softnet_stat", 1);
int vdo_proc_loadavg = !config_get_boolean("plugin:proc", "/proc/loadavg", 1);
int vdo_ipc = !config_get_boolean("plugin:proc", "ipc", 1);
int vdo_sys_kernel_mm_ksm = !config_get_boolean("plugin:proc", "/sys/kernel/mm/ksm", 1);
int vdo_cpu_netdata = !config_get_boolean("plugin:proc", "netdata server resources", 1);
// keep track of the time each module was called
unsigned long long sutime_proc_net_dev = 0ULL;
unsigned long long sutime_proc_diskstats = 0ULL;
unsigned long long sutime_proc_net_snmp = 0ULL;
unsigned long long sutime_proc_net_snmp6 = 0ULL;
unsigned long long sutime_proc_net_netstat = 0ULL;
unsigned long long sutime_proc_net_stat_conntrack = 0ULL;
unsigned long long sutime_proc_net_ip_vs_stats = 0ULL;
unsigned long long sutime_proc_net_stat_synproxy = 0ULL;
unsigned long long sutime_proc_stat = 0ULL;
unsigned long long sutime_proc_meminfo = 0ULL;
unsigned long long sutime_proc_vmstat = 0ULL;
unsigned long long sutime_proc_net_rpc_nfs = 0ULL;
unsigned long long sutime_proc_net_rpc_nfsd = 0ULL;
unsigned long long sutime_proc_sys_kernel_random_entropy_avail = 0ULL;
unsigned long long sutime_proc_interrupts = 0ULL;
unsigned long long sutime_proc_softirqs = 0ULL;
unsigned long long sutime_proc_net_softnet_stat = 0ULL;
unsigned long long sutime_proc_loadavg = 0ULL;
unsigned long long sutime_ipc = 0ULL;
unsigned long long sutime_sys_kernel_mm_ksm = 0ULL;
unsigned long long step = rrd_update_every * 1000000ULL;
for(;;) {
unsigned long long now = time_usec();
unsigned long long next = now - (now % step) + step;
while(now < next) {
sleep_usec(next - now);
now = time_usec();
}
if(unlikely(netdata_exit)) break;
// BEGIN -- the job to be done
if(!vdo_sys_kernel_mm_ksm) {
debug(D_PROCNETDEV_LOOP, "PROCNETDEV: calling do_sys_kernel_mm_ksm().");
now = time_usec();
vdo_sys_kernel_mm_ksm = do_sys_kernel_mm_ksm(rrd_update_every, (sutime_sys_kernel_mm_ksm > 0)?now - sutime_sys_kernel_mm_ksm:0ULL);
sutime_sys_kernel_mm_ksm = now;
}
if(unlikely(netdata_exit)) break;
if(!vdo_proc_loadavg) {
debug(D_PROCNETDEV_LOOP, "PROCNETDEV: calling do_proc_loadavg().");
now = time_usec();
vdo_proc_loadavg = do_proc_loadavg(rrd_update_every, (sutime_proc_loadavg > 0)?now - sutime_proc_loadavg:0ULL);
sutime_proc_loadavg = now;
}
if(unlikely(netdata_exit)) break;
if(!vdo_ipc) {
debug(D_PROCNETDEV_LOOP, "PROCNETDEV: calling do_ipc().");
now = time_usec();
vdo_ipc = do_ipc(rrd_update_every, (sutime_ipc > 0)?now - sutime_ipc:0ULL);
sutime_ipc = now;
}
if(unlikely(netdata_exit)) break;
if(!vdo_proc_interrupts) {
debug(D_PROCNETDEV_LOOP, "PROCNETDEV: calling do_proc_interrupts().");
now = time_usec();
vdo_proc_interrupts = do_proc_interrupts(rrd_update_every, (sutime_proc_interrupts > 0)?now - sutime_proc_interrupts:0ULL);
sutime_proc_interrupts = now;
}
if(unlikely(netdata_exit)) break;
if(!vdo_proc_softirqs) {
debug(D_PROCNETDEV_LOOP, "PROCNETDEV: calling do_proc_softirqs().");
now = time_usec();
vdo_proc_softirqs = do_proc_softirqs(rrd_update_every, (sutime_proc_softirqs > 0)?now - sutime_proc_softirqs:0ULL);
sutime_proc_softirqs = now;
}
if(unlikely(netdata_exit)) break;
if(!vdo_proc_net_softnet_stat) {
debug(D_PROCNETDEV_LOOP, "PROCNETDEV: calling do_proc_net_softnet_stat().");
now = time_usec();
vdo_proc_net_softnet_stat = do_proc_net_softnet_stat(rrd_update_every, (sutime_proc_net_softnet_stat > 0)?now - sutime_proc_net_softnet_stat:0ULL);
sutime_proc_net_softnet_stat = now;
}
if(unlikely(netdata_exit)) break;
if(!vdo_proc_sys_kernel_random_entropy_avail) {
debug(D_PROCNETDEV_LOOP, "PROCNETDEV: calling do_proc_sys_kernel_random_entropy_avail().");
now = time_usec();
vdo_proc_sys_kernel_random_entropy_avail = do_proc_sys_kernel_random_entropy_avail(rrd_update_every, (sutime_proc_sys_kernel_random_entropy_avail > 0)?now - sutime_proc_sys_kernel_random_entropy_avail:0ULL);
sutime_proc_sys_kernel_random_entropy_avail = now;
}
if(unlikely(netdata_exit)) break;
if(!vdo_proc_net_dev) {
debug(D_PROCNETDEV_LOOP, "PROCNETDEV: calling do_proc_net_dev().");
now = time_usec();
vdo_proc_net_dev = do_proc_net_dev(rrd_update_every, (sutime_proc_net_dev > 0)?now - sutime_proc_net_dev:0ULL);
sutime_proc_net_dev = now;
}
if(unlikely(netdata_exit)) break;
if(!vdo_proc_diskstats) {
debug(D_PROCNETDEV_LOOP, "PROCNETDEV: calling do_proc_diskstats().");
now = time_usec();
vdo_proc_diskstats = do_proc_diskstats(rrd_update_every, (sutime_proc_diskstats > 0)?now - sutime_proc_diskstats:0ULL);
sutime_proc_diskstats = now;
}
if(unlikely(netdata_exit)) break;
if(!vdo_proc_net_snmp) {
debug(D_PROCNETDEV_LOOP, "PROCNETDEV: calling do_proc_net_snmp().");
now = time_usec();
vdo_proc_net_snmp = do_proc_net_snmp(rrd_update_every, (sutime_proc_net_snmp > 0)?now - sutime_proc_net_snmp:0ULL);
sutime_proc_net_snmp = now;
}
if(unlikely(netdata_exit)) break;
if(!vdo_proc_net_snmp6) {
debug(D_PROCNETDEV_LOOP, "PROCNETDEV: calling do_proc_net_snmp6().");
now = time_usec();
vdo_proc_net_snmp6 = do_proc_net_snmp6(rrd_update_every, (sutime_proc_net_snmp6 > 0)?now - sutime_proc_net_snmp6:0ULL);
sutime_proc_net_snmp6 = now;
}
if(unlikely(netdata_exit)) break;
if(!vdo_proc_net_netstat) {
debug(D_PROCNETDEV_LOOP, "PROCNETDEV: calling do_proc_net_netstat().");
now = time_usec();
vdo_proc_net_netstat = do_proc_net_netstat(rrd_update_every, (sutime_proc_net_netstat > 0)?now - sutime_proc_net_netstat:0ULL);
sutime_proc_net_netstat = now;
}
if(unlikely(netdata_exit)) break;
if(!vdo_proc_net_stat_conntrack) {
debug(D_PROCNETDEV_LOOP, "PROCNETDEV: calling do_proc_net_stat_conntrack().");
now = time_usec();
vdo_proc_net_stat_conntrack = do_proc_net_stat_conntrack(rrd_update_every, (sutime_proc_net_stat_conntrack > 0)?now - sutime_proc_net_stat_conntrack:0ULL);
sutime_proc_net_stat_conntrack = now;
}
if(unlikely(netdata_exit)) break;
if(!vdo_proc_net_ip_vs_stats) {
debug(D_PROCNETDEV_LOOP, "PROCNETDEV: calling vdo_proc_net_ip_vs_stats().");
now = time_usec();
vdo_proc_net_ip_vs_stats = do_proc_net_ip_vs_stats(rrd_update_every, (sutime_proc_net_ip_vs_stats > 0)?now - sutime_proc_net_ip_vs_stats:0ULL);
sutime_proc_net_ip_vs_stats = now;
}
if(unlikely(netdata_exit)) break;
if(!vdo_proc_net_stat_synproxy) {
debug(D_PROCNETDEV_LOOP, "PROCNETDEV: calling vdo_proc_net_stat_synproxy().");
now = time_usec();
vdo_proc_net_stat_synproxy = do_proc_net_stat_synproxy(rrd_update_every, (sutime_proc_net_stat_synproxy > 0)?now - sutime_proc_net_stat_synproxy:0ULL);
sutime_proc_net_stat_synproxy = now;
}
if(unlikely(netdata_exit)) break;
if(!vdo_proc_stat) {
debug(D_PROCNETDEV_LOOP, "PROCNETDEV: calling do_proc_stat().");
now = time_usec();
vdo_proc_stat = do_proc_stat(rrd_update_every, (sutime_proc_stat > 0)?now - sutime_proc_stat:0ULL);
sutime_proc_stat = now;
}
if(unlikely(netdata_exit)) break;
if(!vdo_proc_meminfo) {
debug(D_PROCNETDEV_LOOP, "PROCNETDEV: calling vdo_proc_meminfo().");
now = time_usec();
vdo_proc_meminfo = do_proc_meminfo(rrd_update_every, (sutime_proc_meminfo > 0)?now - sutime_proc_meminfo:0ULL);
sutime_proc_meminfo = now;
}
if(unlikely(netdata_exit)) break;
if(!vdo_proc_vmstat) {
debug(D_PROCNETDEV_LOOP, "PROCNETDEV: calling vdo_proc_vmstat().");
now = time_usec();
vdo_proc_vmstat = do_proc_vmstat(rrd_update_every, (sutime_proc_vmstat > 0)?now - sutime_proc_vmstat:0ULL);
sutime_proc_vmstat = now;
}
if(unlikely(netdata_exit)) break;
if(!vdo_proc_net_rpc_nfsd) {
debug(D_PROCNETDEV_LOOP, "PROCNETDEV: calling do_proc_net_rpc_nfsd().");
now = time_usec();
vdo_proc_net_rpc_nfsd = do_proc_net_rpc_nfsd(rrd_update_every, (sutime_proc_net_rpc_nfsd > 0)?now - sutime_proc_net_rpc_nfsd:0ULL);
sutime_proc_net_rpc_nfsd = now;
}
if(unlikely(netdata_exit)) break;
if(!vdo_proc_net_rpc_nfs) {
debug(D_PROCNETDEV_LOOP, "PROCNETDEV: calling do_proc_net_rpc_nfs().");
now = time_usec();
vdo_proc_net_rpc_nfs = do_proc_net_rpc_nfs(rrd_update_every, (sutime_proc_net_rpc_nfs > 0)?now - sutime_proc_net_rpc_nfs:0ULL);
sutime_proc_net_rpc_nfs = now;
}
if(unlikely(netdata_exit)) break;
// END -- the job is done
// --------------------------------------------------------------------
if(!vdo_cpu_netdata) {
global_statistics_charts();
registry_statistics();
}
}
info("PROC thread exiting");
pthread_exit(NULL);
return NULL;
}
void *proc_main(void *ptr)
{
if(ptr) { ; }
if(pthread_setcanceltype(PTHREAD_CANCEL_DEFERRED, NULL) != 0)
error("Cannot set pthread cancel type to DEFERRED.");
if(pthread_setcancelstate(PTHREAD_CANCEL_ENABLE, NULL) != 0)
error("Cannot set pthread cancel state to ENABLE.");
struct rusage me, me_last;
struct timeval last, now;
gettimeofday(&last, NULL);
last.tv_sec -= rrd_update_every;
// disable (by default) various interface that are not needed
config_get_boolean("plugin:proc:/proc/net/dev", "interface lo", 0);
config_get_boolean("plugin:proc:/proc/net/dev", "interface fireqos_monitor", 0);
// when ZERO, attempt to do it
int vdo_proc_net_dev = !config_get_boolean("plugin:proc", "/proc/net/dev", 1);
int vdo_proc_diskstats = !config_get_boolean("plugin:proc", "/proc/diskstats", 1);
int vdo_proc_net_snmp = !config_get_boolean("plugin:proc", "/proc/net/snmp", 1);
int vdo_proc_net_netstat = !config_get_boolean("plugin:proc", "/proc/net/netstat", 1);
int vdo_proc_net_stat_conntrack = !config_get_boolean("plugin:proc", "/proc/net/stat/conntrack", 1);
int vdo_proc_net_ip_vs_stats = !config_get_boolean("plugin:proc", "/proc/net/ip_vs/stats", 1);
int vdo_proc_stat = !config_get_boolean("plugin:proc", "/proc/stat", 1);
int vdo_proc_meminfo = !config_get_boolean("plugin:proc", "/proc/meminfo", 1);
int vdo_proc_vmstat = !config_get_boolean("plugin:proc", "/proc/vmstat", 1);
int vdo_proc_net_rpc_nfsd = !config_get_boolean("plugin:proc", "/proc/net/rpc/nfsd", 1);
int vdo_proc_sys_kernel_random_entropy_avail = !config_get_boolean("plugin:proc", "/proc/sys/kernel/random/entropy_avail", 1);
int vdo_proc_interrupts = !config_get_boolean("plugin:proc", "/proc/interrupts", 1);
int vdo_cpu_netdata = !config_get_boolean("plugin:proc", "netdata server resources", 1);
RRDSET *stcpu = NULL, *stclients = NULL, *streqs = NULL, *stbytes = NULL;
gettimeofday(&last, NULL);
getrusage(RUSAGE_SELF, &me_last);
unsigned long long usec = 0, susec = 0;
for(;1;) {
// BEGIN -- the job to be done
if(!vdo_proc_interrupts) {
debug(D_PROCNETDEV_LOOP, "PROCNETDEV: calling do_proc_interrupts().");
vdo_proc_interrupts = do_proc_interrupts(rrd_update_every, usec+susec);
}
if(!vdo_proc_sys_kernel_random_entropy_avail) {
debug(D_PROCNETDEV_LOOP, "PROCNETDEV: calling do_proc_sys_kernel_random_entropy_avail().");
vdo_proc_sys_kernel_random_entropy_avail = do_proc_sys_kernel_random_entropy_avail(rrd_update_every, usec+susec);
}
if(!vdo_proc_net_dev) {
debug(D_PROCNETDEV_LOOP, "PROCNETDEV: calling do_proc_net_dev().");
vdo_proc_net_dev = do_proc_net_dev(rrd_update_every, usec+susec);
}
if(!vdo_proc_diskstats) {
debug(D_PROCNETDEV_LOOP, "PROCNETDEV: calling do_proc_diskstats().");
vdo_proc_diskstats = do_proc_diskstats(rrd_update_every, usec+susec);
}
if(!vdo_proc_net_snmp) {
debug(D_PROCNETDEV_LOOP, "PROCNETDEV: calling do_proc_net_snmp().");
vdo_proc_net_snmp = do_proc_net_snmp(rrd_update_every, usec+susec);
}
if(!vdo_proc_net_netstat) {
debug(D_PROCNETDEV_LOOP, "PROCNETDEV: calling do_proc_net_netstat().");
vdo_proc_net_netstat = do_proc_net_netstat(rrd_update_every, usec+susec);
}
if(!vdo_proc_net_stat_conntrack) {
debug(D_PROCNETDEV_LOOP, "PROCNETDEV: calling do_proc_net_stat_conntrack().");
vdo_proc_net_stat_conntrack = do_proc_net_stat_conntrack(rrd_update_every, usec+susec);
}
if(!vdo_proc_net_ip_vs_stats) {
debug(D_PROCNETDEV_LOOP, "PROCNETDEV: calling vdo_proc_net_ip_vs_stats().");
vdo_proc_net_ip_vs_stats = do_proc_net_ip_vs_stats(rrd_update_every, usec+susec);
}
if(!vdo_proc_stat) {
debug(D_PROCNETDEV_LOOP, "PROCNETDEV: calling do_proc_stat().");
vdo_proc_stat = do_proc_stat(rrd_update_every, usec+susec);
}
if(!vdo_proc_meminfo) {
debug(D_PROCNETDEV_LOOP, "PROCNETDEV: calling vdo_proc_meminfo().");
vdo_proc_meminfo = do_proc_meminfo(rrd_update_every, usec+susec);
}
if(!vdo_proc_vmstat) {
debug(D_PROCNETDEV_LOOP, "PROCNETDEV: calling vdo_proc_vmstat().");
vdo_proc_vmstat = do_proc_vmstat(rrd_update_every, usec+susec);
}
if(!vdo_proc_net_rpc_nfsd) {
debug(D_PROCNETDEV_LOOP, "PROCNETDEV: calling do_proc_net_rpc_nfsd().");
vdo_proc_net_rpc_nfsd = do_proc_net_rpc_nfsd(rrd_update_every, usec+susec);
}
// END -- the job is done
// find the time to sleep in order to wait exactly update_every seconds
gettimeofday(&now, NULL);
usec = usecdiff(&now, &last) - susec;
debug(D_PROCNETDEV_LOOP, "PROCNETDEV: last loop took %llu usec (worked for %llu, sleeped for %llu).", usec + susec, usec, susec);
if(usec < (rrd_update_every * 1000000ULL / 2ULL)) susec = (rrd_update_every * 1000000ULL) - usec;
else susec = rrd_update_every * 1000000ULL / 2ULL;
// --------------------------------------------------------------------
if(!vdo_cpu_netdata && getrusage(RUSAGE_SELF, &me) == 0) {
unsigned long long cpuuser = me.ru_utime.tv_sec * 1000000ULL + me.ru_utime.tv_usec;
unsigned long long cpusyst = me.ru_stime.tv_sec * 1000000ULL + me.ru_stime.tv_usec;
if(!stcpu) stcpu = rrdset_find("netdata.server_cpu");
if(!stcpu) {
stcpu = rrdset_create("netdata", "server_cpu", NULL, "netdata", "NetData CPU usage", "milliseconds/s", 9999, rrd_update_every, RRDSET_TYPE_STACKED);
rrddim_add(stcpu, "user", NULL, 1, 1000 * rrd_update_every, RRDDIM_INCREMENTAL);
rrddim_add(stcpu, "system", NULL, 1, 1000 * rrd_update_every, RRDDIM_INCREMENTAL);
}
else rrdset_next(stcpu);
rrddim_set(stcpu, "user", cpuuser);
rrddim_set(stcpu, "system", cpusyst);
rrdset_done(stcpu);
bcopy(&me, &me_last, sizeof(struct rusage));
// ----------------------------------------------------------------
if(!stclients) stclients = rrdset_find("netdata.clients");
if(!stclients) {
stclients = rrdset_create("netdata", "clients", NULL, "netdata", "NetData Web Clients", "connected clients", 11000, rrd_update_every, RRDSET_TYPE_LINE);
rrddim_add(stclients, "clients", NULL, 1, 1, RRDDIM_ABSOLUTE);
}
else rrdset_next(stclients);
rrddim_set(stclients, "clients", global_statistics.connected_clients);
rrdset_done(stclients);
// ----------------------------------------------------------------
if(!streqs) streqs = rrdset_find("netdata.requests");
if(!streqs) {
streqs = rrdset_create("netdata", "requests", NULL, "netdata", "NetData Web Requests", "requests/s", 12000, rrd_update_every, RRDSET_TYPE_LINE);
rrddim_add(streqs, "requests", NULL, 1, 1 * rrd_update_every, RRDDIM_INCREMENTAL);
}
else rrdset_next(streqs);
rrddim_set(streqs, "requests", global_statistics.web_requests);
rrdset_done(streqs);
// ----------------------------------------------------------------
if(!stbytes) stbytes = rrdset_find("netdata.net");
if(!stbytes) {
stbytes = rrdset_create("netdata", "net", NULL, "netdata", "NetData Network Traffic", "kilobits/s", 13000, rrd_update_every, RRDSET_TYPE_AREA);
rrddim_add(stbytes, "in", NULL, 8, 1024 * rrd_update_every, RRDDIM_INCREMENTAL);
rrddim_add(stbytes, "out", NULL, -8, 1024 * rrd_update_every, RRDDIM_INCREMENTAL);
}
else rrdset_next(stbytes);
rrddim_set(stbytes, "in", global_statistics.bytes_received);
rrddim_set(stbytes, "out", global_statistics.bytes_sent);
rrdset_done(stbytes);
}
usleep(susec);
// copy current to last
bcopy(&now, &last, sizeof(struct timeval));
}
return NULL;
}
