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PA: Move in decay stats.

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This commit is contained in:
David Goldblatt
2020-03-09 10:40:37 -07:00
committed by David Goldblatt
parent 356aaa7dc6
commit 1ad368c8b7
6 changed files with 72 additions and 50 deletions
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5
include/jemalloc/internal/arena_inlines_b.h
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@@ -150,9 +150,10 @@ arena_decay_extent(tsdn_t *tsdn,arena_t *arena, ehooks_t *ehooks,
/* Update stats accordingly. */
LOCKEDINT_MTX_LOCK(tsdn, arena->stats.mtx);
locked_inc_u64(tsdn, LOCKEDINT_MTX(arena->stats.mtx),
&arena->decay_dirty.stats->nmadvise, 1);
&arena->pa_shard.stats->decay_dirty.nmadvise, 1);
locked_inc_u64(tsdn, LOCKEDINT_MTX(arena->stats.mtx),
&arena->decay_dirty.stats->purged, extent_size >> LG_PAGE);
&arena->pa_shard.stats->decay_dirty.purged,
extent_size >> LG_PAGE);
locked_dec_zu(tsdn, LOCKEDINT_MTX(arena->stats.mtx),
&arena->stats.mapped, extent_size);
LOCKEDINT_MTX_UNLOCK(tsdn, arena->stats.mtx);

13
include/jemalloc/internal/arena_stats.h
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@@ -37,16 +37,6 @@ struct arena_stats_large_s {
size_t curlextents; /* Derived. */
};
typedef struct arena_stats_decay_s arena_stats_decay_t;
struct arena_stats_decay_s {
/* Total number of purge sweeps. */
locked_u64_t npurge;
/* Total number of madvise calls made. */
locked_u64_t nmadvise;
/* Total number of pages purged. */
locked_u64_t purged;
};
typedef struct arena_stats_extents_s arena_stats_extents_t;
struct arena_stats_extents_s {
/*
@@ -87,9 +77,6 @@ struct arena_stats_s {
/* Number of edata_t structs allocated by base, but not being used. */
atomic_zu_t edata_avail;
arena_stats_decay_t decay_dirty;
arena_stats_decay_t decay_muzzy;
atomic_zu_t base; /* Derived. */
atomic_zu_t internal;
atomic_zu_t resident; /* Derived. */

2
include/jemalloc/internal/arena_structs.h
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@@ -73,7 +73,7 @@ struct arena_decay_s {
* arena and ctl code.
*
* Synchronization: Same as associated arena's stats field. */
arena_stats_decay_t *stats;
pa_shard_decay_stats_t *stats;
/* Peak number of pages in associated extents. Used for debug only. */
uint64_t ceil_npages;
};

13
include/jemalloc/internal/pa.h
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@@ -3,14 +3,27 @@
#include "jemalloc/internal/ecache.h"
#include "jemalloc/internal/edata_cache.h"
#include "jemalloc/internal/lockedint.h"
/*
* The page allocator; responsible for acquiring pages of memory for
* allocations.
*/
typedef struct pa_shard_decay_stats_s pa_shard_decay_stats_t;
struct pa_shard_decay_stats_s {
/* Total number of purge sweeps. */
locked_u64_t npurge;
/* Total number of madvise calls made. */
locked_u64_t nmadvise;
/* Total number of pages purged. */
locked_u64_t purged;
};
typedef struct pa_shard_stats_s pa_shard_stats_t;
struct pa_shard_stats_s {
pa_shard_decay_stats_t decay_dirty;
pa_shard_decay_stats_t decay_muzzy;
/* VM space had to be leaked (undocumented). Normally 0. */
atomic_zu_t abandoned_vm;
};