Add stats: arena uptime.

2017-05-16 13:56:00 -07:00
parent 04fec5e084
commit baf3e294e0
6 changed files with 42 additions and 0 deletions
@@ -330,6 +330,10 @@ arena_stats_merge(tsdn_t *tsdn, arena_t *arena, unsigned *nthreads,
 	    arena_prof_mutex_base)
 #undef READ_ARENA_MUTEX_PROF_DATA

+	nstime_copy(&astats->uptime, &arena->create_time);
+	nstime_update(&astats->uptime);
+	nstime_subtract(&astats->uptime, &arena->create_time);
+
 	for (szind_t i = 0; i < NBINS; i++) {
 		arena_bin_t *bin = &arena->bins[i];

@@ -1965,6 +1969,9 @@ arena_new(tsdn_t *tsdn, unsigned ind, extent_hooks_t *extent_hooks) {

 	arena->base = base;

+	nstime_init(&arena->create_time, 0);
+	nstime_update(&arena->create_time);
+
 	/* We don't support reetrancy for arena 0 bootstrapping. */
 	if (ind != 0 && hooks_arena_new_hook) {
 		/*