kiper220/mimalloc
1
0
Fork 0
mirror of https://github.com/microsoft/mimalloc.git synced 2025-07-06 19:38:41 +03:00
Code Issues Projects Releases Packages Wiki Activity Actions

wip: use purge throughout for segments and arenas; more agressive delays

Browse source
This commit is contained in:
daanx 2023-04-03 15:06:09 -07:00
parent 94a867869e
commit f5ab38f87b
10 changed files with 141 additions and 127 deletions
Download patch file Download diff file Expand all files Collapse all files

14
include/mimalloc.h
View file

@ -324,27 +324,27 @@ typedef enum mi_option_e {
// some of the following options are experimental
// (deprecated options are kept for binary backward compatibility with v1.x versions)
mi_option_eager_commit,
mi_option_deprecated_eager_region_commit,
mi_option_reset_decommits,
mi_option_eager_arena_commit,
mi_option_purge_decommits,
mi_option_large_os_pages, // use large (2MiB) OS pages, implies eager commit
mi_option_reserve_huge_os_pages, // reserve N huge OS pages (1GiB) at startup
mi_option_reserve_huge_os_pages_at, // reserve huge OS pages at a specific NUMA node
mi_option_reserve_os_memory, // reserve specified amount of OS memory at startup
mi_option_deprecated_segment_cache,
mi_option_page_reset,
mi_option_abandoned_page_decommit,
mi_option_abandoned_page_purge,
mi_option_deprecated_segment_reset,
mi_option_eager_commit_delay,
mi_option_decommit_delay,
mi_option_purge_delay,
mi_option_use_numa_nodes, // 0 = use available numa nodes, otherwise use at most N nodes.
mi_option_limit_os_alloc, // 1 = do not use OS memory for allocation (but only reserved arenas)
mi_option_os_tag,
mi_option_max_errors,
mi_option_max_warnings,
mi_option_max_segment_reclaim,
mi_option_allow_decommit,
mi_option_segment_decommit_delay,
mi_option_decommit_extend_delay,
mi_option_allow_purge,
mi_option_deprecated_segment_decommit_delay,
mi_option_purge_extend_delay,
mi_option_destroy_on_exit,
mi_option_arena_reserve,
mi_option_arena_purge_delay,

5
include/mimalloc/internal.h
View file

@ -93,6 +93,7 @@ size_t _mi_os_page_size(void);
size_t _mi_os_good_alloc_size(size_t size);
bool _mi_os_has_overcommit(void);
bool _mi_os_purge(void* p, size_t size, mi_stats_t* stats);
bool _mi_os_reset(void* addr, size_t size, mi_stats_t* tld_stats);
bool _mi_os_commit(void* p, size_t size, bool* is_zero, mi_stats_t* stats);
bool _mi_os_decommit(void* addr, size_t size, mi_stats_t* stats);
@ -120,8 +121,8 @@ bool _mi_arena_is_os_allocated(size_t arena_memid);
void _mi_arena_collect(bool free_arenas, bool force_decommit, mi_stats_t* stats);
// "segment-cache.c"
void* _mi_segment_cache_pop(size_t size, mi_commit_mask_t* commit_mask, mi_commit_mask_t* decommit_mask, bool large_allowed, bool* large, bool* is_pinned, bool* is_zero, mi_arena_id_t req_arena_id, size_t* memid, mi_os_tld_t* tld);
bool _mi_segment_cache_push(void* start, size_t size, size_t memid, const mi_commit_mask_t* commit_mask, const mi_commit_mask_t* decommit_mask, bool is_large, bool is_pinned, mi_os_tld_t* tld);
void* _mi_segment_cache_pop(size_t size, mi_commit_mask_t* commit_mask, mi_commit_mask_t* purge_mask, bool large_allowed, bool* large, bool* is_pinned, bool* is_zero, mi_arena_id_t req_arena_id, size_t* memid, mi_os_tld_t* tld);
bool _mi_segment_cache_push(void* start, size_t size, size_t memid, const mi_commit_mask_t* commit_mask, const mi_commit_mask_t* purge_mask, bool is_large, bool is_pinned, mi_os_tld_t* tld);
void _mi_segment_cache_collect(bool force, mi_os_tld_t* tld);
void _mi_segment_cache_free_all(mi_os_tld_t* tld);
void _mi_segment_map_allocated_at(const mi_segment_t* segment);

9
include/mimalloc/types.h
View file

@ -350,7 +350,7 @@ typedef enum mi_segment_kind_e {
// is still tracked in fine-grained MI_COMMIT_SIZE chunks)
// ------------------------------------------------------
#define MI_MINIMAL_COMMIT_SIZE (16*MI_SEGMENT_SLICE_SIZE) // 1MiB
#define MI_MINIMAL_COMMIT_SIZE (1*MI_SEGMENT_SLICE_SIZE) // 1MiB
#define MI_COMMIT_SIZE (MI_SEGMENT_SLICE_SIZE) // 64KiB
#define MI_COMMIT_MASK_BITS (MI_SEGMENT_SIZE / MI_COMMIT_SIZE)
#define MI_COMMIT_MASK_FIELD_BITS MI_SIZE_BITS
@ -379,9 +379,10 @@ typedef struct mi_segment_s {
size_t mem_alignment; // page alignment for huge pages (only used for alignment > MI_ALIGNMENT_MAX)
size_t mem_align_offset; // offset for huge page alignment (only used for alignment > MI_ALIGNMENT_MAX)
bool allow_decommit;
mi_msecs_t decommit_expire;
mi_commit_mask_t decommit_mask;
bool allow_decommit;
bool allow_purge;
mi_msecs_t purge_expire;
mi_commit_mask_t purge_mask;
mi_commit_mask_t commit_mask;
_Atomic(struct mi_segment_s*) abandoned_next;