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Add opt.bin_shards to specify number of bin shards.

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The option uses the same format as "slab_sizes" to specify number of shards for
each bin size.
This commit is contained in:
Qi Wang
2018-11-20 13:51:32 -08:00
committed by Qi Wang
parent 37b8913925
commit 3f9f2833f6
5 changed files with 81 additions and 31 deletions
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4
include/jemalloc/internal/extent_structs.h
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@@ -128,10 +128,6 @@ struct extent_s {
#define EXTENT_BITS_BINSHARD_SHIFT (EXTENT_BITS_NFREE_WIDTH + EXTENT_BITS_NFREE_SHIFT)
#define EXTENT_BITS_BINSHARD_MASK MASK(EXTENT_BITS_BINSHARD_WIDTH, EXTENT_BITS_BINSHARD_SHIFT)
/* Will make dynamic options. */
#define OPT_N_BIN_SHARDS (1)
#define OPT_BIN_SHARD_MAXSZIND (0)
#define EXTENT_BITS_SN_SHIFT (EXTENT_BITS_BINSHARD_WIDTH + EXTENT_BITS_BINSHARD_SHIFT)
#define EXTENT_BITS_SN_MASK (UINT64_MAX << EXTENT_BITS_SN_SHIFT)