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Add nonfull_slabs to bin_stats_t.

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When config_stats is enabled track the size of bin->slabs_nonfull in
the new nonfull_slabs counter in bin_stats_t. This metric should be
useful for establishing an upper ceiling on the savings possible by
meshing.
This commit is contained in:
Doron Roberts-Kedes 2019-04-12 07:08:50 -04:00 • committed by Qi Wang
parent ae124b8684
commit 7fc4f2a32c
7 changed files with 42 additions and 1 deletions
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1
include/jemalloc/internal/bin.h
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@ -116,6 +116,7 @@ bin_stats_merge(tsdn_t *tsdn, bin_stats_t *dst_bin_stats, bin_t *bin) {
dst_bin_stats->nslabs += bin->stats.nslabs;
dst_bin_stats->reslabs += bin->stats.reslabs;
dst_bin_stats->curslabs += bin->stats.curslabs;
dst_bin_stats->nonfull_slabs += bin->stats.nonfull_slabs;
malloc_mutex_unlock(tsdn, &bin->lock);
}

3
include/jemalloc/internal/bin_stats.h
View file

@ -45,6 +45,9 @@ struct bin_stats_s {
/* Current number of slabs in this bin. */
size_t curslabs;
/* Current size of nonfull slabs heap in this bin. */
size_t nonfull_slabs;
mutex_prof_data_t mutex_data;
};