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PA: Move in mutex stats reading.

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David Goldblatt 2020-03-12 15:26:50 -07:00 committed by David Goldblatt
parent 07675840a5
commit daefde88fe
3 changed files with 37 additions and 13 deletions
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9
include/jemalloc/internal/pa.h
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@ -260,4 +260,13 @@ void pa_shard_stats_merge(tsdn_t *tsdn, pa_shard_t *shard,
pa_shard_stats_t *shard_stats_out, pa_extent_stats_t *extent_stats_out, pa_shard_stats_t *shard_stats_out, pa_extent_stats_t *extent_stats_out,
size_t *resident); size_t *resident);
/*
* Reads the PA-owned mutex stats into the output stats array, at the
* appropriate positions. Morally, these stats should really live in
* pa_shard_stats_t, but the indices are sort of baked into the various mutex
* prof macros. This would be a good thing to do at some point.
*/
void pa_shard_mtx_stats_read(tsdn_t *tsdn, pa_shard_t *shard,
mutex_prof_data_t mutex_prof_data[mutex_prof_num_arena_mutexes]);
#endif /* JEMALLOC_INTERNAL_PA_H */ #endif /* JEMALLOC_INTERNAL_PA_H */

16
src/arena.c
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@ -173,21 +173,11 @@ arena_stats_merge(tsdn_t *tsdn, arena_t *arena, unsigned *nthreads,
/* Gather per arena mutex profiling data. */ /* Gather per arena mutex profiling data. */
READ_ARENA_MUTEX_PROF_DATA(large_mtx, arena_prof_mutex_large); READ_ARENA_MUTEX_PROF_DATA(large_mtx, arena_prof_mutex_large);
READ_ARENA_MUTEX_PROF_DATA(pa_shard.edata_cache.mtx,
arena_prof_mutex_extent_avail)
READ_ARENA_MUTEX_PROF_DATA(pa_shard.ecache_dirty.mtx,
arena_prof_mutex_extents_dirty)
READ_ARENA_MUTEX_PROF_DATA(pa_shard.ecache_muzzy.mtx,
arena_prof_mutex_extents_muzzy)
READ_ARENA_MUTEX_PROF_DATA(pa_shard.ecache_retained.mtx,
arena_prof_mutex_extents_retained)
READ_ARENA_MUTEX_PROF_DATA(pa_shard.decay_dirty.mtx,
arena_prof_mutex_decay_dirty)
READ_ARENA_MUTEX_PROF_DATA(pa_shard.decay_muzzy.mtx,
arena_prof_mutex_decay_muzzy)
READ_ARENA_MUTEX_PROF_DATA(base->mtx, READ_ARENA_MUTEX_PROF_DATA(base->mtx,
arena_prof_mutex_base) arena_prof_mutex_base);
#undef READ_ARENA_MUTEX_PROF_DATA #undef READ_ARENA_MUTEX_PROF_DATA
pa_shard_mtx_stats_read(tsdn, &arena->pa_shard,
astats->mutex_prof_data);
nstime_copy(&astats->uptime, &arena->create_time); nstime_copy(&astats->uptime, &arena->create_time);
nstime_update(&astats->uptime); nstime_update(&astats->uptime);

25
src/pa_extra.c
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@ -127,3 +127,28 @@ pa_shard_stats_merge(tsdn_t *tsdn, pa_shard_t *shard,
extent_stats_out[i].retained_bytes = retained_bytes; extent_stats_out[i].retained_bytes = retained_bytes;
} }
} }
static void
pa_shard_mtx_stats_read_single(tsdn_t *tsdn, mutex_prof_data_t *mutex_prof_data,
malloc_mutex_t *mtx, int ind) {
malloc_mutex_lock(tsdn, mtx);
malloc_mutex_prof_read(tsdn, &mutex_prof_data[ind], mtx);
malloc_mutex_unlock(tsdn, mtx);
}
void
pa_shard_mtx_stats_read(tsdn_t *tsdn, pa_shard_t *shard,
mutex_prof_data_t mutex_prof_data[mutex_prof_num_arena_mutexes]) {
pa_shard_mtx_stats_read_single(tsdn, mutex_prof_data,
&shard->edata_cache.mtx, arena_prof_mutex_extent_avail);
pa_shard_mtx_stats_read_single(tsdn, mutex_prof_data,
&shard->ecache_dirty.mtx, arena_prof_mutex_extents_dirty);
pa_shard_mtx_stats_read_single(tsdn, mutex_prof_data,
&shard->ecache_muzzy.mtx, arena_prof_mutex_extents_muzzy);
pa_shard_mtx_stats_read_single(tsdn, mutex_prof_data,
&shard->ecache_retained.mtx, arena_prof_mutex_extents_retained);
pa_shard_mtx_stats_read_single(tsdn, mutex_prof_data,
&shard->decay_dirty.mtx, arena_prof_mutex_decay_dirty);
pa_shard_mtx_stats_read_single(tsdn, mutex_prof_data,
&shard->decay_muzzy.mtx, arena_prof_mutex_decay_muzzy);
}