diff options
Diffstat (limited to 'collectors/proc.plugin/proc_loadavg.c')
-rw-r--r-- | collectors/proc.plugin/proc_loadavg.c | 126 |
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; -} |