6 #include <sys/resource.h>
10 #include "global_statistics.h"
12 #include "appconfig.h"
15 #include "plugin_proc.h"
18 void *proc_main(void *ptr)
22 info("PROC Plugin thread created with task id %d", gettid());
24 if(pthread_setcanceltype(PTHREAD_CANCEL_DEFERRED, NULL) != 0)
25 error("Cannot set pthread cancel type to DEFERRED.");
27 if(pthread_setcancelstate(PTHREAD_CANCEL_ENABLE, NULL) != 0)
28 error("Cannot set pthread cancel state to ENABLE.");
30 struct rusage me, thread;
31 struct timeval last, now;
33 gettimeofday(&last, NULL);
34 last.tv_sec -= rrd_update_every;
36 // disable (by default) various interface that are not needed
37 config_get_boolean("plugin:proc:/proc/net/dev:lo", "enabled", 0);
38 config_get_boolean("plugin:proc:/proc/net/dev:fireqos_monitor", "enabled", 0);
40 // when ZERO, attempt to do it
41 int vdo_proc_net_dev = !config_get_boolean("plugin:proc", "/proc/net/dev", 1);
42 int vdo_proc_diskstats = !config_get_boolean("plugin:proc", "/proc/diskstats", 1);
43 int vdo_proc_net_snmp = !config_get_boolean("plugin:proc", "/proc/net/snmp", 1);
44 int vdo_proc_net_netstat = !config_get_boolean("plugin:proc", "/proc/net/netstat", 1);
45 int vdo_proc_net_stat_conntrack = !config_get_boolean("plugin:proc", "/proc/net/stat/conntrack", 1);
46 int vdo_proc_net_ip_vs_stats = !config_get_boolean("plugin:proc", "/proc/net/ip_vs/stats", 1);
47 int vdo_proc_stat = !config_get_boolean("plugin:proc", "/proc/stat", 1);
48 int vdo_proc_meminfo = !config_get_boolean("plugin:proc", "/proc/meminfo", 1);
49 int vdo_proc_vmstat = !config_get_boolean("plugin:proc", "/proc/vmstat", 1);
50 int vdo_proc_net_rpc_nfsd = !config_get_boolean("plugin:proc", "/proc/net/rpc/nfsd", 1);
51 int vdo_proc_sys_kernel_random_entropy_avail = !config_get_boolean("plugin:proc", "/proc/sys/kernel/random/entropy_avail", 1);
52 int vdo_proc_interrupts = !config_get_boolean("plugin:proc", "/proc/interrupts", 1);
53 int vdo_proc_softirqs = !config_get_boolean("plugin:proc", "/proc/softirqs", 1);
54 int vdo_sys_kernel_mm_ksm = !config_get_boolean("plugin:proc", "/sys/kernel/mm/ksm", 1);
55 int vdo_cpu_netdata = !config_get_boolean("plugin:proc", "netdata server resources", 1);
57 RRDSET *stcpu = NULL, *stcpu_thread = NULL, *stclients = NULL, *streqs = NULL, *stbytes = NULL;
59 gettimeofday(&last, NULL);
61 unsigned long long usec = 0, susec = 0;
63 if(unlikely(netdata_exit)) break;
65 // BEGIN -- the job to be done
67 if(!vdo_sys_kernel_mm_ksm) {
68 debug(D_PROCNETDEV_LOOP, "PROCNETDEV: calling do_sys_kernel_mm_ksm().");
69 vdo_sys_kernel_mm_ksm = do_sys_kernel_mm_ksm(rrd_update_every, usec+susec);
72 if(!vdo_proc_interrupts) {
73 debug(D_PROCNETDEV_LOOP, "PROCNETDEV: calling do_proc_interrupts().");
74 vdo_proc_interrupts = do_proc_interrupts(rrd_update_every, usec+susec);
76 if(!vdo_proc_softirqs) {
77 debug(D_PROCNETDEV_LOOP, "PROCNETDEV: calling do_proc_softirqs().");
78 vdo_proc_softirqs = do_proc_softirqs(rrd_update_every, usec+susec);
80 if(!vdo_proc_sys_kernel_random_entropy_avail) {
81 debug(D_PROCNETDEV_LOOP, "PROCNETDEV: calling do_proc_sys_kernel_random_entropy_avail().");
82 vdo_proc_sys_kernel_random_entropy_avail = do_proc_sys_kernel_random_entropy_avail(rrd_update_every, usec+susec);
84 if(!vdo_proc_net_dev) {
85 debug(D_PROCNETDEV_LOOP, "PROCNETDEV: calling do_proc_net_dev().");
86 vdo_proc_net_dev = do_proc_net_dev(rrd_update_every, usec+susec);
88 if(!vdo_proc_diskstats) {
89 debug(D_PROCNETDEV_LOOP, "PROCNETDEV: calling do_proc_diskstats().");
90 vdo_proc_diskstats = do_proc_diskstats(rrd_update_every, usec+susec);
92 if(!vdo_proc_net_snmp) {
93 debug(D_PROCNETDEV_LOOP, "PROCNETDEV: calling do_proc_net_snmp().");
94 vdo_proc_net_snmp = do_proc_net_snmp(rrd_update_every, usec+susec);
97 if(!vdo_proc_net_netstat) {
98 debug(D_PROCNETDEV_LOOP, "PROCNETDEV: calling do_proc_net_netstat().");
99 vdo_proc_net_netstat = do_proc_net_netstat(rrd_update_every, usec+susec);
102 if(!vdo_proc_net_stat_conntrack) {
103 debug(D_PROCNETDEV_LOOP, "PROCNETDEV: calling do_proc_net_stat_conntrack().");
104 vdo_proc_net_stat_conntrack = do_proc_net_stat_conntrack(rrd_update_every, usec+susec);
107 if(!vdo_proc_net_ip_vs_stats) {
108 debug(D_PROCNETDEV_LOOP, "PROCNETDEV: calling vdo_proc_net_ip_vs_stats().");
109 vdo_proc_net_ip_vs_stats = do_proc_net_ip_vs_stats(rrd_update_every, usec+susec);
113 debug(D_PROCNETDEV_LOOP, "PROCNETDEV: calling do_proc_stat().");
114 vdo_proc_stat = do_proc_stat(rrd_update_every, usec+susec);
117 if(!vdo_proc_meminfo) {
118 debug(D_PROCNETDEV_LOOP, "PROCNETDEV: calling vdo_proc_meminfo().");
119 vdo_proc_meminfo = do_proc_meminfo(rrd_update_every, usec+susec);
122 if(!vdo_proc_vmstat) {
123 debug(D_PROCNETDEV_LOOP, "PROCNETDEV: calling vdo_proc_vmstat().");
124 vdo_proc_vmstat = do_proc_vmstat(rrd_update_every, usec+susec);
127 if(!vdo_proc_net_rpc_nfsd) {
128 debug(D_PROCNETDEV_LOOP, "PROCNETDEV: calling do_proc_net_rpc_nfsd().");
129 vdo_proc_net_rpc_nfsd = do_proc_net_rpc_nfsd(rrd_update_every, usec+susec);
132 // END -- the job is done
134 if(unlikely(netdata_exit)) break;
136 // find the time to sleep in order to wait exactly update_every seconds
137 gettimeofday(&now, NULL);
138 usec = usecdiff(&now, &last) - susec;
139 debug(D_PROCNETDEV_LOOP, "PROCNETDEV: last loop took %llu usec (worked for %llu, sleeped for %llu).", usec + susec, usec, susec);
141 if(usec < (rrd_update_every * 1000000ULL / 2ULL)) susec = (rrd_update_every * 1000000ULL) - usec;
142 else susec = rrd_update_every * 1000000ULL / 2ULL;
144 // --------------------------------------------------------------------
146 if(!vdo_cpu_netdata) {
147 getrusage(RUSAGE_THREAD, &thread);
148 getrusage(RUSAGE_SELF, &me);
150 if(!stcpu_thread) stcpu_thread = rrdset_find("netdata.plugin_proc_cpu");
152 stcpu_thread = rrdset_create("netdata", "plugin_proc_cpu", NULL, "netdata", "NetData Proc Plugin CPU usage", "milliseconds/s", 9999, rrd_update_every, RRDSET_TYPE_STACKED);
154 rrddim_add(stcpu_thread, "user", NULL, 1, 1000, RRDDIM_INCREMENTAL);
155 rrddim_add(stcpu_thread, "system", NULL, 1, 1000, RRDDIM_INCREMENTAL);
157 else rrdset_next(stcpu_thread);
159 rrddim_set(stcpu_thread, "user" , thread.ru_utime.tv_sec * 1000000ULL + thread.ru_utime.tv_usec);
160 rrddim_set(stcpu_thread, "system", thread.ru_stime.tv_sec * 1000000ULL + thread.ru_stime.tv_usec);
161 rrdset_done(stcpu_thread);
163 // ----------------------------------------------------------------
165 if(!stcpu) stcpu = rrdset_find("netdata.server_cpu");
167 stcpu = rrdset_create("netdata", "server_cpu", NULL, "netdata", "NetData CPU usage", "milliseconds/s", 2000, rrd_update_every, RRDSET_TYPE_STACKED);
169 rrddim_add(stcpu, "user", NULL, 1, 1000, RRDDIM_INCREMENTAL);
170 rrddim_add(stcpu, "system", NULL, 1, 1000, RRDDIM_INCREMENTAL);
172 else rrdset_next(stcpu);
174 rrddim_set(stcpu, "user" , me.ru_utime.tv_sec * 1000000ULL + me.ru_utime.tv_usec);
175 rrddim_set(stcpu, "system", me.ru_stime.tv_sec * 1000000ULL + me.ru_stime.tv_usec);
178 // ----------------------------------------------------------------
180 if(!stclients) stclients = rrdset_find("netdata.clients");
182 stclients = rrdset_create("netdata", "clients", NULL, "netdata", "NetData Web Clients", "connected clients", 3000, rrd_update_every, RRDSET_TYPE_LINE);
184 rrddim_add(stclients, "clients", NULL, 1, 1, RRDDIM_ABSOLUTE);
186 else rrdset_next(stclients);
188 rrddim_set(stclients, "clients", global_statistics.connected_clients);
189 rrdset_done(stclients);
191 // ----------------------------------------------------------------
193 if(!streqs) streqs = rrdset_find("netdata.requests");
195 streqs = rrdset_create("netdata", "requests", NULL, "netdata", "NetData Web Requests", "requests/s", 3001, rrd_update_every, RRDSET_TYPE_LINE);
197 rrddim_add(streqs, "requests", NULL, 1, 1, RRDDIM_INCREMENTAL);
199 else rrdset_next(streqs);
201 rrddim_set(streqs, "requests", global_statistics.web_requests);
204 // ----------------------------------------------------------------
206 if(!stbytes) stbytes = rrdset_find("netdata.net");
208 stbytes = rrdset_create("netdata", "net", NULL, "netdata", "NetData Network Traffic", "kilobits/s", 3002, rrd_update_every, RRDSET_TYPE_AREA);
210 rrddim_add(stbytes, "in", NULL, 8, 1024, RRDDIM_INCREMENTAL);
211 rrddim_add(stbytes, "out", NULL, -8, 1024, RRDDIM_INCREMENTAL);
213 else rrdset_next(stbytes);
215 rrddim_set(stbytes, "in", global_statistics.bytes_received);
216 rrddim_set(stbytes, "out", global_statistics.bytes_sent);
217 rrdset_done(stbytes);
220 usleep((useconds_t) susec);
222 // copy current to last
223 bcopy(&now, &last, sizeof(struct timeval));