diff options
Diffstat (limited to 'src/plugin_idlejitter.c')
-rw-r--r-- | src/plugin_idlejitter.c | 90 |
1 files changed, 0 insertions, 90 deletions
diff --git a/src/plugin_idlejitter.c b/src/plugin_idlejitter.c deleted file mode 100644 index 77bd95d5..00000000 --- a/src/plugin_idlejitter.c +++ /dev/null @@ -1,90 +0,0 @@ -#include "common.h" - -#define CPU_IDLEJITTER_SLEEP_TIME_MS 20 - -static void cpuidlejitter_main_cleanup(void *ptr) { - struct netdata_static_thread *static_thread = (struct netdata_static_thread *)ptr; - static_thread->enabled = NETDATA_MAIN_THREAD_EXITING; - - info("cleaning up..."); - - static_thread->enabled = NETDATA_MAIN_THREAD_EXITED; -} - -void *cpuidlejitter_main(void *ptr) { - netdata_thread_cleanup_push(cpuidlejitter_main_cleanup, ptr); - - usec_t sleep_ut = config_get_number("plugin:idlejitter", "loop time in ms", CPU_IDLEJITTER_SLEEP_TIME_MS) * USEC_PER_MS; - if(sleep_ut <= 0) { - config_set_number("plugin:idlejitter", "loop time in ms", CPU_IDLEJITTER_SLEEP_TIME_MS); - sleep_ut = CPU_IDLEJITTER_SLEEP_TIME_MS * USEC_PER_MS; - } - - RRDSET *st = rrdset_create_localhost( - "system" - , "idlejitter" - , NULL - , "idlejitter" - , NULL - , "CPU Idle Jitter" - , "microseconds lost/s" - , "idlejitter" - , NULL - , 800 - , localhost->rrd_update_every - , RRDSET_TYPE_AREA - ); - RRDDIM *rd_min = rrddim_add(st, "min", NULL, 1, 1, RRD_ALGORITHM_ABSOLUTE); - RRDDIM *rd_max = rrddim_add(st, "max", NULL, 1, 1, RRD_ALGORITHM_ABSOLUTE); - RRDDIM *rd_avg = rrddim_add(st, "average", NULL, 1, 1, RRD_ALGORITHM_ABSOLUTE); - - usec_t update_every_ut = localhost->rrd_update_every * USEC_PER_SEC; - struct timeval before, after; - unsigned long long counter; - - for(counter = 0; 1 ;counter++) { - int iterations = 0; - usec_t error_total = 0, - error_min = 0, - error_max = 0, - elapsed = 0; - - if(netdata_exit) break; - - while(elapsed < update_every_ut) { - now_monotonic_timeval(&before); - sleep_usec(sleep_ut); - now_monotonic_timeval(&after); - - usec_t dt = dt_usec(&after, &before); - elapsed += dt; - - usec_t error = dt - sleep_ut; - error_total += error; - - if(unlikely(!iterations)) - error_min = error; - else if(error < error_min) - error_min = error; - - if(error > error_max) - error_max = error; - - iterations++; - } - - if(netdata_exit) break; - - if(iterations) { - if (likely(counter)) rrdset_next(st); - rrddim_set_by_pointer(st, rd_min, error_min); - rrddim_set_by_pointer(st, rd_max, error_max); - rrddim_set_by_pointer(st, rd_avg, error_total / iterations); - rrdset_done(st); - } - } - - netdata_thread_cleanup_pop(1); - return NULL; -} - |