10 #include "appconfig.h"
13 #include "plugin_proc.h"
15 int do_proc_loadavg(int update_every, unsigned long long dt) {
16 static procfile *ff = NULL;
17 static int do_loadavg = -1, do_all_processes = -1;
22 char filename[FILENAME_MAX + 1];
23 snprintf(filename, FILENAME_MAX, "%s%s", global_host_prefix, "/proc/loadavg");
24 ff = procfile_open(config_get("plugin:proc:/proc/loadavg", "filename to monitor", filename), " \t,:|/", PROCFILE_FLAG_DEFAULT);
28 ff = procfile_readall(ff);
29 if(!ff) return 0; // we return 0, so that we will retry to open it next time
31 if(do_loadavg == -1) do_loadavg = config_get_boolean("plugin:proc:/proc/loadavg", "enable load average", 1);
32 if(do_all_processes == -1) do_all_processes = config_get_boolean("plugin:proc:/proc/loadavg", "enable total processes", 1);
34 if(procfile_lines(ff) < 1) {
35 error("/proc/loadavg has no lines.");
38 if(procfile_linewords(ff, 0) < 6) {
39 error("/proc/loadavg has less than 6 words in it.");
43 double load1 = strtod(procfile_lineword(ff, 0, 0), NULL);
44 double load5 = strtod(procfile_lineword(ff, 0, 1), NULL);
45 double load15 = strtod(procfile_lineword(ff, 0, 2), NULL);
47 //unsigned long long running_processes = strtoull(procfile_lineword(ff, 0, 3), NULL, 10);
48 unsigned long long active_processes = strtoull(procfile_lineword(ff, 0, 4), NULL, 10);
49 //unsigned long long next_pid = strtoull(procfile_lineword(ff, 0, 5), NULL, 10);
54 // --------------------------------------------------------------------
57 st = rrdset_find_byname("system.load");
59 st = rrdset_create("system", "load", NULL, "load", NULL, "System Load Average", "load", 100, update_every, RRDSET_TYPE_LINE);
61 rrddim_add(st, "load1", NULL, 1, 1000, RRDDIM_ABSOLUTE);
62 rrddim_add(st, "load5", NULL, 1, 1000, RRDDIM_ABSOLUTE);
63 rrddim_add(st, "load15", NULL, 1, 1000, RRDDIM_ABSOLUTE);
67 rrddim_set(st, "load1", load1 * 1000);
68 rrddim_set(st, "load5", load5 * 1000);
69 rrddim_set(st, "load15", load15 * 1000);
73 // --------------------------------------------------------------------
75 if(do_all_processes) {
76 st = rrdset_find_byname("system.active_processes");
78 st = rrdset_create("system", "active_processes", NULL, "processes", NULL, "System Active Processes", "processes", 750, update_every, RRDSET_TYPE_LINE);
80 rrddim_add(st, "active", NULL, 1, 1, RRDDIM_ABSOLUTE);
84 rrddim_set(st, "active", active_processes);