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increase minimal commit size to 8*slice-size and add decommit_extend_delay as option

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daan 2022-02-04 16:11:38 -08:00
parent fb418831df
commit 0e2df71829
3 changed files with 5 additions and 3 deletions
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4
include/mimalloc-types.h
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@ -320,10 +320,10 @@ typedef enum mi_segment_kind_e {
// the corresponding MI_COMMIT_SIZE area is committed.
// The MI_COMMIT_SIZE must be a multiple of the slice
// size. If it is equal we have the most fine grained
// decommit (but in practice 2x seems to perform better).
// decommit but setting it higher can be more efficient.
// ------------------------------------------------------
#define MI_COMMIT_SIZE (MI_SEGMENT_SLICE_SIZE)
#define MI_COMMIT_SIZE (8*MI_SEGMENT_SLICE_SIZE)
#define MI_COMMIT_MASK_BITS (MI_SEGMENT_SIZE / MI_COMMIT_SIZE)
#define MI_COMMIT_MASK_FIELD_BITS MI_SIZE_BITS
#define MI_COMMIT_MASK_FIELD_COUNT (MI_COMMIT_MASK_BITS / MI_COMMIT_MASK_FIELD_BITS)