void *proc_diskspace_main(void *ptr) {
struct netdata_static_thread *static_thread = (struct netdata_static_thread *)ptr;
info("DISKSPACE thread created with task id %d", gettid());
if(pthread_setcanceltype(PTHREAD_CANCEL_DEFERRED, NULL) != 0)
error("DISKSPACE: Cannot set pthread cancel type to DEFERRED.");
if(pthread_setcancelstate(PTHREAD_CANCEL_ENABLE, NULL) != 0)
error("DISKSPACE: Cannot set pthread cancel state to ENABLE.");
int vdo_cpu_netdata = config_get_boolean("plugin:proc", "netdata server resources", 1);
int update_every = (int)config_get_number(CONFIG_SECTION_DISKSPACE, "update every", localhost->rrd_update_every);
if(update_every < localhost->rrd_update_every)
update_every = localhost->rrd_update_every;
check_for_new_mountpoints_every = (int)config_get_number(CONFIG_SECTION_DISKSPACE, "check for new mount points every", check_for_new_mountpoints_every);
if(check_for_new_mountpoints_every < update_every)
check_for_new_mountpoints_every = update_every;
struct rusage thread;
usec_t duration = 0;
usec_t step = update_every * USEC_PER_SEC;
heartbeat_t hb;
heartbeat_init(&hb);
for(;;) {
duration = heartbeat_dt_usec(&hb);
/* usec_t hb_dt = */ heartbeat_next(&hb, step);
if(unlikely(netdata_exit)) break;
// --------------------------------------------------------------------------
// this is smart enough not to reload it every time
mountinfo_reload(0);
// --------------------------------------------------------------------------
// disk space metrics
struct mountinfo *mi;
for(mi = disk_mountinfo_root; mi; mi = mi->next) {
if(unlikely(mi->flags & (MOUNTINFO_IS_DUMMY | MOUNTINFO_IS_BIND)))
continue;
do_disk_space_stats(mi, update_every);
if(unlikely(netdata_exit)) break;
}
if(unlikely(netdata_exit)) break;
dictionary_get_all(dict_mountpoints, mount_point_cleanup, NULL);
if(vdo_cpu_netdata) {
static RRDSET *stcpu_thread = NULL, *st_duration = NULL;
static RRDDIM *rd_user = NULL, *rd_system = NULL, *rd_duration = NULL;
// ----------------------------------------------------------------
getrusage(RUSAGE_THREAD, &thread);
if(!stcpu_thread) {
stcpu_thread = rrdset_find_localhost("netdata.plugin_diskspace");
if(!stcpu_thread)
stcpu_thread = rrdset_create_localhost(
"netdata"
, "plugin_diskspace"
, NULL
, "diskspace"
, NULL
, "NetData Disk Space Plugin CPU usage"
, "milliseconds/s"
, 132020
, update_every
, RRDSET_TYPE_STACKED
);
rd_user = rrddim_add(stcpu_thread, "user", NULL, 1, 1000, RRD_ALGORITHM_INCREMENTAL);
rd_system = rrddim_add(stcpu_thread, "system", NULL, 1, 1000, RRD_ALGORITHM_INCREMENTAL);
}
else
rrdset_next(stcpu_thread);
rrddim_set_by_pointer(stcpu_thread, rd_user, thread.ru_utime.tv_sec * 1000000ULL + thread.ru_utime.tv_usec);
rrddim_set_by_pointer(stcpu_thread, rd_system, thread.ru_stime.tv_sec * 1000000ULL + thread.ru_stime.tv_usec);
rrdset_done(stcpu_thread);
// ----------------------------------------------------------------
if(!st_duration) {
st_duration = rrdset_find_localhost("netdata.plugin_diskspace_dt");
if(!st_duration)
st_duration = rrdset_create_localhost(
"netdata"
, "plugin_diskspace_dt"
, NULL
, "diskspace"
, NULL
, "NetData Disk Space Plugin Duration"
, "milliseconds/run"
, 132021
, update_every
, RRDSET_TYPE_AREA
);
rd_duration = rrddim_add(st_duration, "duration", NULL, 1, 1000, RRD_ALGORITHM_ABSOLUTE);
}
else
rrdset_next(st_duration);
rrddim_set_by_pointer(st_duration, rd_duration, duration);
rrdset_done(st_duration);
// ----------------------------------------------------------------
if(unlikely(netdata_exit)) break;
}
}
info("DISKSPACE thread exiting");
static_thread->enabled = 0;
pthread_exit(NULL);
return NULL;
}
void *proc_diskspace_main(void *ptr) {
netdata_thread_cleanup_push(diskspace_main_cleanup, ptr);
int vdo_cpu_netdata = config_get_boolean("plugin:proc", "netdata server resources", 1);
cleanup_mount_points = config_get_boolean(CONFIG_SECTION_DISKSPACE, "remove charts of unmounted disks" , cleanup_mount_points);
int update_every = (int)config_get_number(CONFIG_SECTION_DISKSPACE, "update every", localhost->rrd_update_every);
if(update_every < localhost->rrd_update_every)
update_every = localhost->rrd_update_every;
check_for_new_mountpoints_every = (int)config_get_number(CONFIG_SECTION_DISKSPACE, "check for new mount points every", check_for_new_mountpoints_every);
if(check_for_new_mountpoints_every < update_every)
check_for_new_mountpoints_every = update_every;
struct rusage thread;
usec_t duration = 0;
usec_t step = update_every * USEC_PER_SEC;
heartbeat_t hb;
heartbeat_init(&hb);
while(!netdata_exit) {
duration = heartbeat_dt_usec(&hb);
/* usec_t hb_dt = */ heartbeat_next(&hb, step);
if(unlikely(netdata_exit)) break;
// --------------------------------------------------------------------------
// this is smart enough not to reload it every time
mountinfo_reload(0);
// --------------------------------------------------------------------------
// disk space metrics
struct mountinfo *mi;
for(mi = disk_mountinfo_root; mi; mi = mi->next) {
if(unlikely(mi->flags & (MOUNTINFO_IS_DUMMY | MOUNTINFO_IS_BIND)))
continue;
do_disk_space_stats(mi, update_every);
if(unlikely(netdata_exit)) break;
}
if(unlikely(netdata_exit)) break;
if(dict_mountpoints)
dictionary_get_all(dict_mountpoints, mount_point_cleanup, NULL);
if(vdo_cpu_netdata) {
static RRDSET *stcpu_thread = NULL, *st_duration = NULL;
static RRDDIM *rd_user = NULL, *rd_system = NULL, *rd_duration = NULL;
// ----------------------------------------------------------------
getrusage(RUSAGE_THREAD, &thread);
if(unlikely(!stcpu_thread)) {
stcpu_thread = rrdset_create_localhost(
"netdata"
, "plugin_diskspace"
, NULL
, "diskspace"
, NULL
, "NetData Disk Space Plugin CPU usage"
, "milliseconds/s"
, "diskspace"
, NULL
, 132020
, update_every
, RRDSET_TYPE_STACKED
);
rd_user = rrddim_add(stcpu_thread, "user", NULL, 1, 1000, RRD_ALGORITHM_INCREMENTAL);
rd_system = rrddim_add(stcpu_thread, "system", NULL, 1, 1000, RRD_ALGORITHM_INCREMENTAL);
}
else
rrdset_next(stcpu_thread);
rrddim_set_by_pointer(stcpu_thread, rd_user, thread.ru_utime.tv_sec * 1000000ULL + thread.ru_utime.tv_usec);
rrddim_set_by_pointer(stcpu_thread, rd_system, thread.ru_stime.tv_sec * 1000000ULL + thread.ru_stime.tv_usec);
rrdset_done(stcpu_thread);
// ----------------------------------------------------------------
if(unlikely(!st_duration)) {
st_duration = rrdset_create_localhost(
"netdata"
, "plugin_diskspace_dt"
, NULL
, "diskspace"
, NULL
, "NetData Disk Space Plugin Duration"
, "milliseconds/run"
, "diskspace"
, NULL
, 132021
, update_every
, RRDSET_TYPE_AREA
);
rd_duration = rrddim_add(st_duration, "duration", NULL, 1, 1000, RRD_ALGORITHM_ABSOLUTE);
}
else
rrdset_next(st_duration);
rrddim_set_by_pointer(st_duration, rd_duration, duration);
rrdset_done(st_duration);
// ----------------------------------------------------------------
if(unlikely(netdata_exit)) break;
}
}
netdata_thread_cleanup_pop(1);
return NULL;
}
