Function resetServerStats

src/server.cpp:3748–3788

Resets the stats that we expose via INFO or other means that we want * to reset via CONFIG RESETSTAT. The function is also used in order to * initialize these fields in initServer() at server startup. */

 * to reset via CONFIG RESETSTAT. The function is also used in order to
 * initialize these fields in initServer() at server startup. */
void resetServerStats(void) {
    int j;

    g_pserver->stat_numcommands = 0;
    g_pserver->stat_numconnections = 0;
    g_pserver->stat_expiredkeys = 0;
    g_pserver->stat_expired_stale_perc = 0;
    g_pserver->stat_expired_time_cap_reached_count = 0;
    g_pserver->stat_expire_cycle_time_used = 0;
    g_pserver->stat_evictedkeys = 0;
    g_pserver->stat_keyspace_misses = 0;
    g_pserver->stat_keyspace_hits = 0;
    g_pserver->stat_active_defrag_hits = 0;
    g_pserver->stat_active_defrag_misses = 0;
    g_pserver->stat_active_defrag_key_hits = 0;
    g_pserver->stat_active_defrag_key_misses = 0;
    g_pserver->stat_active_defrag_scanned = 0;
    g_pserver->stat_fork_time = 0;
    g_pserver->stat_fork_rate = 0;
    g_pserver->stat_total_forks = 0;
    g_pserver->stat_rejected_conn = 0;
    g_pserver->stat_sync_full = 0;
    g_pserver->stat_sync_partial_ok = 0;
    g_pserver->stat_sync_partial_err = 0;
    g_pserver->stat_total_reads_processed = 0;
    g_pserver->stat_total_writes_processed = 0;
    for (j = 0; j < STATS_METRIC_COUNT; j++) {
        g_pserver->inst_metric[j].idx = 0;
        g_pserver->inst_metric[j].last_sample_time = mstime();
        g_pserver->inst_metric[j].last_sample_count = 0;
        memset(g_pserver->inst_metric[j].samples,0,
            sizeof(g_pserver->inst_metric[j].samples));
    }
    g_pserver->stat_net_input_bytes = 0;
    g_pserver->stat_net_output_bytes = 0;
    g_pserver->stat_unexpected_error_replies = 0;
    for (int iel = 0; iel < cserver.cthreads; ++iel)
        g_pserver->rgthreadvar[iel].stat_total_error_replies = 0;
    g_pserver->stat_dump_payload_sanitizations = 0;
    g_pserver->aof_delayed_fsync = 0;
}

/* Make the thread killable at any time, so that kill threads functions
 * can work reliably (default cancelability type is PTHREAD_CANCEL_DEFERRED).