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Output bin lock profiling results to malloc_stats.

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Two counters are included for the small bins: lock contention rate, and
max lock waiting time.
This commit is contained in:
Qi Wang
2017-03-03 19:58:43 -08:00
committed by Qi Wang
parent 6309df628f
commit a4f176af57
8 changed files with 120 additions and 34 deletions
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8
src/ctl.c
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@@ -145,6 +145,7 @@ CTL_PROTO(stats_arenas_i_bins_j_nflushes)
CTL_PROTO(stats_arenas_i_bins_j_nslabs)
CTL_PROTO(stats_arenas_i_bins_j_nreslabs)
CTL_PROTO(stats_arenas_i_bins_j_curslabs)
CTL_PROTO(stats_arenas_i_bins_j_lock_data)
INDEX_PROTO(stats_arenas_i_bins_j)
CTL_PROTO(stats_arenas_i_lextents_j_nmalloc)
CTL_PROTO(stats_arenas_i_lextents_j_ndalloc)
@@ -357,7 +358,8 @@ static const ctl_named_node_t stats_arenas_i_bins_j_node[] = {
{NAME("nflushes"), CTL(stats_arenas_i_bins_j_nflushes)},
{NAME("nslabs"), CTL(stats_arenas_i_bins_j_nslabs)},
{NAME("nreslabs"), CTL(stats_arenas_i_bins_j_nreslabs)},
{NAME("curslabs"), CTL(stats_arenas_i_bins_j_curslabs)}
{NAME("curslabs"), CTL(stats_arenas_i_bins_j_curslabs)},
{NAME("lock_data"), CTL(stats_arenas_i_bins_j_lock_data)}
};
static const ctl_named_node_t super_stats_arenas_i_bins_j_node[] = {
{NAME(""), CHILD(named, stats_arenas_i_bins_j)}
@@ -726,6 +728,8 @@ ctl_arena_stats_sdmerge(ctl_arena_t *ctl_sdarena, ctl_arena_t *ctl_arena,
} else {
assert(astats->bstats[i].curslabs == 0);
}
malloc_lock_prof_merge(&sdstats->bstats[i].lock_data,
&astats->bstats[i].lock_data);
}
for (i = 0; i < NSIZES - NBINS; i++) {
@@ -2333,6 +2337,8 @@ CTL_RO_CGEN(config_stats, stats_arenas_i_bins_j_nreslabs,
arenas_i(mib[2])->astats->bstats[mib[4]].reslabs, uint64_t)
CTL_RO_CGEN(config_stats, stats_arenas_i_bins_j_curslabs,
arenas_i(mib[2])->astats->bstats[mib[4]].curslabs, size_t)
CTL_RO_CGEN(config_stats, stats_arenas_i_bins_j_lock_data,
arenas_i(mib[2])->astats->bstats[mib[4]].lock_data, lock_prof_data_t)
static const ctl_named_node_t *
stats_arenas_i_bins_j_index(tsdn_t *tsdn, const size_t *mib, size_t miblen,