summaryrefslogtreecommitdiffstats
path: root/collectors/proc.plugin/proc_loadavg.c
diff options
context:
space:
mode:
Diffstat (limited to 'collectors/proc.plugin/proc_loadavg.c')
-rw-r--r--collectors/proc.plugin/proc_loadavg.c126
1 files changed, 0 insertions, 126 deletions
diff --git a/collectors/proc.plugin/proc_loadavg.c b/collectors/proc.plugin/proc_loadavg.c
deleted file mode 100644
index 106cf9087..000000000
--- a/collectors/proc.plugin/proc_loadavg.c
+++ /dev/null
@@ -1,126 +0,0 @@
-// SPDX-License-Identifier: GPL-3.0-or-later
-
-#include "plugin_proc.h"
-
-#define PLUGIN_PROC_MODULE_LOADAVG_NAME "/proc/loadavg"
-#define CONFIG_SECTION_PLUGIN_PROC_LOADAVG "plugin:" PLUGIN_PROC_CONFIG_NAME ":" PLUGIN_PROC_MODULE_LOADAVG_NAME
-
-// linux calculates this once every 5 seconds
-#define MIN_LOADAVG_UPDATE_EVERY 5
-
-int do_proc_loadavg(int update_every, usec_t dt) {
- static procfile *ff = NULL;
- static int do_loadavg = -1, do_all_processes = -1;
- static usec_t next_loadavg_dt = 0;
-
- if(unlikely(!ff)) {
- char filename[FILENAME_MAX + 1];
- snprintfz(filename, FILENAME_MAX, "%s%s", netdata_configured_host_prefix, "/proc/loadavg");
-
- ff = procfile_open(config_get(CONFIG_SECTION_PLUGIN_PROC_LOADAVG, "filename to monitor", filename), " \t,:|/", PROCFILE_FLAG_DEFAULT);
- if(unlikely(!ff))
- return 1;
- }
-
- ff = procfile_readall(ff);
- if(unlikely(!ff))
- return 0; // we return 0, so that we will retry to open it next time
-
- if(unlikely(do_loadavg == -1)) {
- do_loadavg = config_get_boolean(CONFIG_SECTION_PLUGIN_PROC_LOADAVG, "enable load average", 1);
- do_all_processes = config_get_boolean(CONFIG_SECTION_PLUGIN_PROC_LOADAVG, "enable total processes", 1);
- }
-
- if(unlikely(procfile_lines(ff) < 1)) {
- collector_error("/proc/loadavg has no lines.");
- return 1;
- }
- if(unlikely(procfile_linewords(ff, 0) < 6)) {
- collector_error("/proc/loadavg has less than 6 words in it.");
- return 1;
- }
-
- double load1 = strtod(procfile_lineword(ff, 0, 0), NULL);
- double load5 = strtod(procfile_lineword(ff, 0, 1), NULL);
- double load15 = strtod(procfile_lineword(ff, 0, 2), NULL);
-
- //unsigned long long running_processes = str2ull(procfile_lineword(ff, 0, 3));
- unsigned long long active_processes = str2ull(procfile_lineword(ff, 0, 4), NULL);
-
- //get system pid_max
- unsigned long long max_processes = get_system_pid_max();
- //
- //unsigned long long next_pid = str2ull(procfile_lineword(ff, 0, 5));
-
- if(next_loadavg_dt <= dt) {
- if(likely(do_loadavg)) {
- static RRDSET *load_chart = NULL;
- static RRDDIM *rd_load1 = NULL, *rd_load5 = NULL, *rd_load15 = NULL;
-
- if(unlikely(!load_chart)) {
- load_chart = rrdset_create_localhost(
- "system"
- , "load"
- , NULL
- , "load"
- , NULL
- , "System Load Average"
- , "load"
- , PLUGIN_PROC_NAME
- , PLUGIN_PROC_MODULE_LOADAVG_NAME
- , NETDATA_CHART_PRIO_SYSTEM_LOAD
- , (update_every < MIN_LOADAVG_UPDATE_EVERY) ? MIN_LOADAVG_UPDATE_EVERY : update_every
- , RRDSET_TYPE_LINE
- );
-
- rd_load1 = rrddim_add(load_chart, "load1", NULL, 1, 1000, RRD_ALGORITHM_ABSOLUTE);
- rd_load5 = rrddim_add(load_chart, "load5", NULL, 1, 1000, RRD_ALGORITHM_ABSOLUTE);
- rd_load15 = rrddim_add(load_chart, "load15", NULL, 1, 1000, RRD_ALGORITHM_ABSOLUTE);
- }
-
- rrddim_set_by_pointer(load_chart, rd_load1, (collected_number) (load1 * 1000));
- rrddim_set_by_pointer(load_chart, rd_load5, (collected_number) (load5 * 1000));
- rrddim_set_by_pointer(load_chart, rd_load15, (collected_number) (load15 * 1000));
- rrdset_done(load_chart);
-
- next_loadavg_dt = load_chart->update_every * USEC_PER_SEC;
- }
- else
- next_loadavg_dt = MIN_LOADAVG_UPDATE_EVERY * USEC_PER_SEC;
- }
- else
- next_loadavg_dt -= dt;
-
-
- if(likely(do_all_processes)) {
- static RRDSET *processes_chart = NULL;
- static RRDDIM *rd_active = NULL;
- static const RRDSETVAR_ACQUIRED *rd_pidmax;
-
- if(unlikely(!processes_chart)) {
- processes_chart = rrdset_create_localhost(
- "system"
- , "active_processes"
- , NULL
- , "processes"
- , NULL
- , "System Active Processes"
- , "processes"
- , PLUGIN_PROC_NAME
- , PLUGIN_PROC_MODULE_LOADAVG_NAME
- , NETDATA_CHART_PRIO_SYSTEM_ACTIVE_PROCESSES
- , update_every
- , RRDSET_TYPE_LINE
- );
-
- rd_active = rrddim_add(processes_chart, "active", NULL, 1, 1, RRD_ALGORITHM_ABSOLUTE);
- rd_pidmax = rrdsetvar_custom_chart_variable_add_and_acquire(processes_chart, "pidmax");
- }
-
- rrddim_set_by_pointer(processes_chart, rd_active, active_processes);
- rrdsetvar_custom_chart_variable_set(processes_chart, rd_pidmax, max_processes);
- rrdset_done(processes_chart);
- }
-
- return 0;
-}