3 #include <sys/resource.h>
7 #include "global_statistics.h"
12 #include "plugin_proc.h"
14 void *proc_main(void *ptr)
18 info("PROC Plugin thread created with task id %d", gettid());
20 if(pthread_setcanceltype(PTHREAD_CANCEL_DEFERRED, NULL) != 0)
21 error("Cannot set pthread cancel type to DEFERRED.");
23 if(pthread_setcancelstate(PTHREAD_CANCEL_ENABLE, NULL) != 0)
24 error("Cannot set pthread cancel state to ENABLE.");
26 struct rusage me, me_last;
27 struct timeval last, now;
29 gettimeofday(&last, NULL);
30 last.tv_sec -= rrd_update_every;
32 // disable (by default) various interface that are not needed
33 config_get_boolean("plugin:proc:/proc/net/dev", "interface lo", 0);
34 config_get_boolean("plugin:proc:/proc/net/dev", "interface fireqos_monitor", 0);
36 // when ZERO, attempt to do it
37 int vdo_proc_net_dev = !config_get_boolean("plugin:proc", "/proc/net/dev", 1);
38 int vdo_proc_diskstats = !config_get_boolean("plugin:proc", "/proc/diskstats", 1);
39 int vdo_proc_net_snmp = !config_get_boolean("plugin:proc", "/proc/net/snmp", 1);
40 int vdo_proc_net_netstat = !config_get_boolean("plugin:proc", "/proc/net/netstat", 1);
41 int vdo_proc_net_stat_conntrack = !config_get_boolean("plugin:proc", "/proc/net/stat/conntrack", 1);
42 int vdo_proc_net_ip_vs_stats = !config_get_boolean("plugin:proc", "/proc/net/ip_vs/stats", 1);
43 int vdo_proc_stat = !config_get_boolean("plugin:proc", "/proc/stat", 1);
44 int vdo_proc_meminfo = !config_get_boolean("plugin:proc", "/proc/meminfo", 1);
45 int vdo_proc_vmstat = !config_get_boolean("plugin:proc", "/proc/vmstat", 1);
46 int vdo_proc_net_rpc_nfsd = !config_get_boolean("plugin:proc", "/proc/net/rpc/nfsd", 1);
47 int vdo_proc_sys_kernel_random_entropy_avail = !config_get_boolean("plugin:proc", "/proc/sys/kernel/random/entropy_avail", 1);
48 int vdo_proc_interrupts = !config_get_boolean("plugin:proc", "/proc/interrupts", 1);
49 int vdo_cpu_netdata = !config_get_boolean("plugin:proc", "netdata server resources", 1);
51 RRDSET *stcpu = NULL, *stclients = NULL, *streqs = NULL, *stbytes = NULL;
53 gettimeofday(&last, NULL);
54 getrusage(RUSAGE_SELF, &me_last);
56 unsigned long long usec = 0, susec = 0;
59 // BEGIN -- the job to be done
61 if(!vdo_proc_interrupts) {
62 debug(D_PROCNETDEV_LOOP, "PROCNETDEV: calling do_proc_interrupts().");
63 vdo_proc_interrupts = do_proc_interrupts(rrd_update_every, usec+susec);
65 if(!vdo_proc_sys_kernel_random_entropy_avail) {
66 debug(D_PROCNETDEV_LOOP, "PROCNETDEV: calling do_proc_sys_kernel_random_entropy_avail().");
67 vdo_proc_sys_kernel_random_entropy_avail = do_proc_sys_kernel_random_entropy_avail(rrd_update_every, usec+susec);
69 if(!vdo_proc_net_dev) {
70 debug(D_PROCNETDEV_LOOP, "PROCNETDEV: calling do_proc_net_dev().");
71 vdo_proc_net_dev = do_proc_net_dev(rrd_update_every, usec+susec);
73 if(!vdo_proc_diskstats) {
74 debug(D_PROCNETDEV_LOOP, "PROCNETDEV: calling do_proc_diskstats().");
75 vdo_proc_diskstats = do_proc_diskstats(rrd_update_every, usec+susec);
77 if(!vdo_proc_net_snmp) {
78 debug(D_PROCNETDEV_LOOP, "PROCNETDEV: calling do_proc_net_snmp().");
79 vdo_proc_net_snmp = do_proc_net_snmp(rrd_update_every, usec+susec);
82 if(!vdo_proc_net_netstat) {
83 debug(D_PROCNETDEV_LOOP, "PROCNETDEV: calling do_proc_net_netstat().");
84 vdo_proc_net_netstat = do_proc_net_netstat(rrd_update_every, usec+susec);
87 if(!vdo_proc_net_stat_conntrack) {
88 debug(D_PROCNETDEV_LOOP, "PROCNETDEV: calling do_proc_net_stat_conntrack().");
89 vdo_proc_net_stat_conntrack = do_proc_net_stat_conntrack(rrd_update_every, usec+susec);
92 if(!vdo_proc_net_ip_vs_stats) {
93 debug(D_PROCNETDEV_LOOP, "PROCNETDEV: calling vdo_proc_net_ip_vs_stats().");
94 vdo_proc_net_ip_vs_stats = do_proc_net_ip_vs_stats(rrd_update_every, usec+susec);
98 debug(D_PROCNETDEV_LOOP, "PROCNETDEV: calling do_proc_stat().");
99 vdo_proc_stat = do_proc_stat(rrd_update_every, usec+susec);
102 if(!vdo_proc_meminfo) {
103 debug(D_PROCNETDEV_LOOP, "PROCNETDEV: calling vdo_proc_meminfo().");
104 vdo_proc_meminfo = do_proc_meminfo(rrd_update_every, usec+susec);
107 if(!vdo_proc_vmstat) {
108 debug(D_PROCNETDEV_LOOP, "PROCNETDEV: calling vdo_proc_vmstat().");
109 vdo_proc_vmstat = do_proc_vmstat(rrd_update_every, usec+susec);
112 if(!vdo_proc_net_rpc_nfsd) {
113 debug(D_PROCNETDEV_LOOP, "PROCNETDEV: calling do_proc_net_rpc_nfsd().");
114 vdo_proc_net_rpc_nfsd = do_proc_net_rpc_nfsd(rrd_update_every, usec+susec);
117 // END -- the job is done
119 // find the time to sleep in order to wait exactly update_every seconds
120 gettimeofday(&now, NULL);
121 usec = usecdiff(&now, &last) - susec;
122 debug(D_PROCNETDEV_LOOP, "PROCNETDEV: last loop took %llu usec (worked for %llu, sleeped for %llu).", usec + susec, usec, susec);
124 if(usec < (rrd_update_every * 1000000ULL / 2ULL)) susec = (rrd_update_every * 1000000ULL) - usec;
125 else susec = rrd_update_every * 1000000ULL / 2ULL;
127 // --------------------------------------------------------------------
129 if(!vdo_cpu_netdata && getrusage(RUSAGE_SELF, &me) == 0) {
131 unsigned long long cpuuser = me.ru_utime.tv_sec * 1000000ULL + me.ru_utime.tv_usec;
132 unsigned long long cpusyst = me.ru_stime.tv_sec * 1000000ULL + me.ru_stime.tv_usec;
134 if(!stcpu) stcpu = rrdset_find("netdata.server_cpu");
136 stcpu = rrdset_create("netdata", "server_cpu", NULL, "netdata", "NetData CPU usage", "milliseconds/s", 9999, rrd_update_every, RRDSET_TYPE_STACKED);
138 rrddim_add(stcpu, "user", NULL, 1, 1000 * rrd_update_every, RRDDIM_INCREMENTAL);
139 rrddim_add(stcpu, "system", NULL, 1, 1000 * rrd_update_every, RRDDIM_INCREMENTAL);
141 else rrdset_next(stcpu);
143 rrddim_set(stcpu, "user", cpuuser);
144 rrddim_set(stcpu, "system", cpusyst);
147 bcopy(&me, &me_last, sizeof(struct rusage));
149 // ----------------------------------------------------------------
151 if(!stclients) stclients = rrdset_find("netdata.clients");
153 stclients = rrdset_create("netdata", "clients", NULL, "netdata", "NetData Web Clients", "connected clients", 11000, rrd_update_every, RRDSET_TYPE_LINE);
155 rrddim_add(stclients, "clients", NULL, 1, 1, RRDDIM_ABSOLUTE);
157 else rrdset_next(stclients);
159 rrddim_set(stclients, "clients", global_statistics.connected_clients);
160 rrdset_done(stclients);
162 // ----------------------------------------------------------------
164 if(!streqs) streqs = rrdset_find("netdata.requests");
166 streqs = rrdset_create("netdata", "requests", NULL, "netdata", "NetData Web Requests", "requests/s", 12000, rrd_update_every, RRDSET_TYPE_LINE);
168 rrddim_add(streqs, "requests", NULL, 1, 1 * rrd_update_every, RRDDIM_INCREMENTAL);
170 else rrdset_next(streqs);
172 rrddim_set(streqs, "requests", global_statistics.web_requests);
175 // ----------------------------------------------------------------
177 if(!stbytes) stbytes = rrdset_find("netdata.net");
179 stbytes = rrdset_create("netdata", "net", NULL, "netdata", "NetData Network Traffic", "kilobits/s", 13000, rrd_update_every, RRDSET_TYPE_AREA);
181 rrddim_add(stbytes, "in", NULL, 8, 1024 * rrd_update_every, RRDDIM_INCREMENTAL);
182 rrddim_add(stbytes, "out", NULL, -8, 1024 * rrd_update_every, RRDDIM_INCREMENTAL);
184 else rrdset_next(stbytes);
186 rrddim_set(stbytes, "in", global_statistics.bytes_received);
187 rrddim_set(stbytes, "out", global_statistics.bytes_sent);
188 rrdset_done(stbytes);
193 // copy current to last
194 bcopy(&now, &last, sizeof(struct timeval));