9aab3f2be0
The analytics tool is put under experimental.utilization namespace in mallctl. Input is one pointer or an array of pointers and the output is a list of memory utilization statistics.
84 lines
3.8 KiB
C
84 lines
3.8 KiB
C
#ifndef JEMALLOC_INTERNAL_EXTENT_EXTERNS_H
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#define JEMALLOC_INTERNAL_EXTENT_EXTERNS_H
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#include "jemalloc/internal/mutex.h"
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#include "jemalloc/internal/mutex_pool.h"
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#include "jemalloc/internal/ph.h"
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#include "jemalloc/internal/rtree.h"
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extern size_t opt_lg_extent_max_active_fit;
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extern rtree_t extents_rtree;
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extern const extent_hooks_t extent_hooks_default;
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extern mutex_pool_t extent_mutex_pool;
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extent_t *extent_alloc(tsdn_t *tsdn, arena_t *arena);
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void extent_dalloc(tsdn_t *tsdn, arena_t *arena, extent_t *extent);
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extent_hooks_t *extent_hooks_get(arena_t *arena);
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extent_hooks_t *extent_hooks_set(tsd_t *tsd, arena_t *arena,
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extent_hooks_t *extent_hooks);
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#ifdef JEMALLOC_JET
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size_t extent_size_quantize_floor(size_t size);
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size_t extent_size_quantize_ceil(size_t size);
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#endif
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rb_proto(, extent_avail_, extent_tree_t, extent_t)
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ph_proto(, extent_heap_, extent_heap_t, extent_t)
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bool extents_init(tsdn_t *tsdn, extents_t *extents, extent_state_t state,
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bool delay_coalesce);
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extent_state_t extents_state_get(const extents_t *extents);
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size_t extents_npages_get(extents_t *extents);
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/* Get the number of extents in the given page size index. */
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size_t extents_nextents_get(extents_t *extents, pszind_t ind);
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/* Get the sum total bytes of the extents in the given page size index. */
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size_t extents_nbytes_get(extents_t *extents, pszind_t ind);
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extent_t *extents_alloc(tsdn_t *tsdn, arena_t *arena,
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extent_hooks_t **r_extent_hooks, extents_t *extents, void *new_addr,
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size_t size, size_t pad, size_t alignment, bool slab, szind_t szind,
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bool *zero, bool *commit);
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void extents_dalloc(tsdn_t *tsdn, arena_t *arena,
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extent_hooks_t **r_extent_hooks, extents_t *extents, extent_t *extent);
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extent_t *extents_evict(tsdn_t *tsdn, arena_t *arena,
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extent_hooks_t **r_extent_hooks, extents_t *extents, size_t npages_min);
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void extents_prefork(tsdn_t *tsdn, extents_t *extents);
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void extents_postfork_parent(tsdn_t *tsdn, extents_t *extents);
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void extents_postfork_child(tsdn_t *tsdn, extents_t *extents);
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extent_t *extent_alloc_wrapper(tsdn_t *tsdn, arena_t *arena,
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extent_hooks_t **r_extent_hooks, void *new_addr, size_t size, size_t pad,
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size_t alignment, bool slab, szind_t szind, bool *zero, bool *commit);
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void extent_dalloc_gap(tsdn_t *tsdn, arena_t *arena, extent_t *extent);
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void extent_dalloc_wrapper(tsdn_t *tsdn, arena_t *arena,
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extent_hooks_t **r_extent_hooks, extent_t *extent);
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void extent_destroy_wrapper(tsdn_t *tsdn, arena_t *arena,
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extent_hooks_t **r_extent_hooks, extent_t *extent);
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bool extent_commit_wrapper(tsdn_t *tsdn, arena_t *arena,
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extent_hooks_t **r_extent_hooks, extent_t *extent, size_t offset,
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size_t length);
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bool extent_decommit_wrapper(tsdn_t *tsdn, arena_t *arena,
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extent_hooks_t **r_extent_hooks, extent_t *extent, size_t offset,
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size_t length);
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bool extent_purge_lazy_wrapper(tsdn_t *tsdn, arena_t *arena,
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extent_hooks_t **r_extent_hooks, extent_t *extent, size_t offset,
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size_t length);
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bool extent_purge_forced_wrapper(tsdn_t *tsdn, arena_t *arena,
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extent_hooks_t **r_extent_hooks, extent_t *extent, size_t offset,
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size_t length);
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extent_t *extent_split_wrapper(tsdn_t *tsdn, arena_t *arena,
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extent_hooks_t **r_extent_hooks, extent_t *extent, size_t size_a,
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szind_t szind_a, bool slab_a, size_t size_b, szind_t szind_b, bool slab_b);
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bool extent_merge_wrapper(tsdn_t *tsdn, arena_t *arena,
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extent_hooks_t **r_extent_hooks, extent_t *a, extent_t *b);
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bool extent_boot(void);
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void extent_util_stats_get(tsdn_t *tsdn, const void *ptr,
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size_t *nfree, size_t *nregs, size_t *size);
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void extent_util_stats_verbose_get(tsdn_t *tsdn, const void *ptr,
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size_t *nfree, size_t *nregs, size_t *size,
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size_t *bin_nfree, size_t *bin_nregs, void **slabcur_addr);
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#endif /* JEMALLOC_INTERNAL_EXTENT_EXTERNS_H */
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