3 static struct proc_module {
9 int (*func)(int update_every, usec_t dt);
18 { .name = "/proc/stat", .dim = "stat", .func = do_proc_stat },
19 { .name = "/proc/uptime", .dim = "uptime", .func = do_proc_uptime },
20 { .name = "/proc/loadavg", .dim = "loadavg", .func = do_proc_loadavg },
21 { .name = "/proc/sys/kernel/random/entropy_avail", .dim = "entropy", .func = do_proc_sys_kernel_random_entropy_avail },
24 { .name = "/proc/interrupts", .dim = "interrupts", .func = do_proc_interrupts },
25 { .name = "/proc/softirqs", .dim = "softirqs", .func = do_proc_softirqs },
28 { .name = "/proc/vmstat", .dim = "vmstat", .func = do_proc_vmstat },
29 { .name = "/proc/meminfo", .dim = "meminfo", .func = do_proc_meminfo },
30 { .name = "/sys/kernel/mm/ksm", .dim = "ksm", .func = do_sys_kernel_mm_ksm },
31 { .name = "/sys/devices/system/edac/mc", .dim = "ecc", .func = do_proc_sys_devices_system_edac_mc },
34 { .name = "/proc/net/dev", .dim = "netdev", .func = do_proc_net_dev },
35 { .name = "/proc/net/netstat", .dim = "netstat", .func = do_proc_net_netstat },
36 { .name = "/proc/net/snmp", .dim = "snmp", .func = do_proc_net_snmp },
37 { .name = "/proc/net/snmp6", .dim = "snmp6", .func = do_proc_net_snmp6 },
38 { .name = "/proc/net/softnet_stat", .dim = "softnet", .func = do_proc_net_softnet_stat },
39 { .name = "/proc/net/ip_vs/stats", .dim = "ipvs", .func = do_proc_net_ip_vs_stats },
42 { .name = "/proc/net/stat/conntrack", .dim = "conntrack", .func = do_proc_net_stat_conntrack },
43 { .name = "/proc/net/stat/synproxy", .dim = "synproxy", .func = do_proc_net_stat_synproxy },
46 { .name = "/proc/diskstats", .dim = "diskstats", .func = do_proc_diskstats },
49 { .name = "/proc/net/rpc/nfsd", .dim = "nfsd", .func = do_proc_net_rpc_nfsd },
50 { .name = "/proc/net/rpc/nfs", .dim = "nfs", .func = do_proc_net_rpc_nfs },
53 { .name = "ipc", .dim = "ipc", .func = do_ipc },
55 // the terminator of this array
56 { .name = NULL, .dim = NULL, .func = NULL }
59 void *proc_main(void *ptr) {
60 struct netdata_static_thread *static_thread = (struct netdata_static_thread *)ptr;
62 info("PROC Plugin thread created with task id %d", gettid());
64 if(pthread_setcanceltype(PTHREAD_CANCEL_DEFERRED, NULL) != 0)
65 error("Cannot set pthread cancel type to DEFERRED.");
67 if(pthread_setcancelstate(PTHREAD_CANCEL_ENABLE, NULL) != 0)
68 error("Cannot set pthread cancel state to ENABLE.");
70 int vdo_cpu_netdata = config_get_boolean("plugin:proc", "netdata server resources", 1);
72 // check the enabled status for each module
74 for(i = 0 ; proc_modules[i].name ;i++) {
75 proc_modules[i].enabled = config_get_boolean("plugin:proc", proc_modules[i].name, 1);
76 proc_modules[i].last_run_usec = 0ULL;
77 proc_modules[i].duration = 0ULL;
78 proc_modules[i].rd = NULL;
81 usec_t step = rrd_update_every * USEC_PER_SEC;
83 usec_t now = now_monotonic_usec();
84 usec_t next = now - (now % step) + step;
87 sleep_usec(next - now);
88 now = now_monotonic_usec();
91 if(unlikely(netdata_exit)) break;
93 // BEGIN -- the job to be done
95 for(i = 0 ; proc_modules[i].name ;i++) {
96 if(unlikely(!proc_modules[i].enabled)) continue;
98 debug(D_PROCNETDEV_LOOP, "PROC calling %s.", proc_modules[i].name);
100 proc_modules[i].enabled = !proc_modules[i].func(rrd_update_every, (proc_modules[i].last_run_usec > 0)?now - proc_modules[i].last_run_usec:0ULL);
101 proc_modules[i].last_run_usec = now;
103 now = now_monotonic_usec();
104 proc_modules[i].duration = now - proc_modules[i].last_run_usec;
106 if(unlikely(netdata_exit)) break;
109 // END -- the job is done
111 // --------------------------------------------------------------------
113 if(vdo_cpu_netdata) {
114 static RRDSET *st = NULL;
116 st = rrdset_find_bytype("netdata", "plugin_proc_modules");
119 st = rrdset_create("netdata", "plugin_proc_modules", NULL, "proc", NULL, "NetData Proc Plugin Modules Durations", "milliseconds/run", 132001, rrd_update_every, RRDSET_TYPE_STACKED);
121 for(i = 0 ; proc_modules[i].name ;i++) {
122 if(unlikely(!proc_modules[i].enabled)) continue;
123 proc_modules[i].rd = rrddim_add(st, proc_modules[i].dim, NULL, 1, 1000, RRDDIM_ABSOLUTE);
127 else rrdset_next(st);
129 for(i = 0 ; proc_modules[i].name ;i++) {
130 if(unlikely(!proc_modules[i].enabled)) continue;
131 rrddim_set_by_pointer(st, proc_modules[i].rd, proc_modules[i].duration);
135 global_statistics_charts();
136 registry_statistics();
140 info("PROC thread exiting");
142 static_thread->enabled = 0;
143 static_thread->thread = NULL;