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Add stats for metadata_thp.

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Report number of THPs used in arena and aggregated stats.
This commit is contained in:
Qi Wang
2017-08-25 13:24:49 -07:00
committed by Qi Wang
parent 47b20bb654
commit e55c3ca267
10 changed files with 125 additions and 21 deletions
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12
src/ctl.c
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@@ -183,6 +183,7 @@ CTL_PROTO(stats_arenas_i_muzzy_nmadvise)
CTL_PROTO(stats_arenas_i_muzzy_purged)
CTL_PROTO(stats_arenas_i_base)
CTL_PROTO(stats_arenas_i_internal)
CTL_PROTO(stats_arenas_i_metadata_thp)
CTL_PROTO(stats_arenas_i_tcache_bytes)
CTL_PROTO(stats_arenas_i_resident)
INDEX_PROTO(stats_arenas_i)
@@ -192,6 +193,7 @@ CTL_PROTO(stats_background_thread_num_threads)
CTL_PROTO(stats_background_thread_num_runs)
CTL_PROTO(stats_background_thread_run_interval)
CTL_PROTO(stats_metadata)
CTL_PROTO(stats_metadata_thp)
CTL_PROTO(stats_resident)
CTL_PROTO(stats_mapped)
CTL_PROTO(stats_retained)
@@ -476,6 +478,7 @@ static const ctl_named_node_t stats_arenas_i_node[] = {
{NAME("muzzy_purged"), CTL(stats_arenas_i_muzzy_purged)},
{NAME("base"), CTL(stats_arenas_i_base)},
{NAME("internal"), CTL(stats_arenas_i_internal)},
{NAME("metadata_thp"), CTL(stats_arenas_i_metadata_thp)},
{NAME("tcache_bytes"), CTL(stats_arenas_i_tcache_bytes)},
{NAME("resident"), CTL(stats_arenas_i_resident)},
{NAME("small"), CHILD(named, stats_arenas_i_small)},
@@ -514,6 +517,7 @@ static const ctl_named_node_t stats_node[] = {
{NAME("allocated"), CTL(stats_allocated)},
{NAME("active"), CTL(stats_active)},
{NAME("metadata"), CTL(stats_metadata)},
{NAME("metadata_thp"), CTL(stats_metadata_thp)},
{NAME("resident"), CTL(stats_resident)},
{NAME("mapped"), CTL(stats_mapped)},
{NAME("retained"), CTL(stats_retained)},
@@ -775,6 +779,8 @@ MUTEX_PROF_ARENA_MUTEXES
&astats->astats.internal);
accum_atomic_zu(&sdstats->astats.resident,
&astats->astats.resident);
accum_atomic_zu(&sdstats->astats.metadata_thp,
&astats->astats.metadata_thp);
} else {
assert(atomic_load_zu(
&astats->astats.internal, ATOMIC_RELAXED) == 0);
@@ -940,6 +946,8 @@ ctl_refresh(tsdn_t *tsdn) {
&ctl_sarena->astats->astats.base, ATOMIC_RELAXED) +
atomic_load_zu(&ctl_sarena->astats->astats.internal,
ATOMIC_RELAXED);
ctl_stats->metadata_thp = atomic_load_zu(
&ctl_sarena->astats->astats.metadata_thp, ATOMIC_RELAXED);
ctl_stats->resident = atomic_load_zu(
&ctl_sarena->astats->astats.resident, ATOMIC_RELAXED);
ctl_stats->mapped = atomic_load_zu(
@@ -2464,6 +2472,7 @@ CTL_RO_NL_CGEN(config_prof, lg_prof_sample, lg_prof_sample, size_t)
CTL_RO_CGEN(config_stats, stats_allocated, ctl_stats->allocated, size_t)
CTL_RO_CGEN(config_stats, stats_active, ctl_stats->active, size_t)
CTL_RO_CGEN(config_stats, stats_metadata, ctl_stats->metadata, size_t)
CTL_RO_CGEN(config_stats, stats_metadata_thp, ctl_stats->metadata_thp, size_t)
CTL_RO_CGEN(config_stats, stats_resident, ctl_stats->resident, size_t)
CTL_RO_CGEN(config_stats, stats_mapped, ctl_stats->mapped, size_t)
CTL_RO_CGEN(config_stats, stats_retained, ctl_stats->retained, size_t)
@@ -2519,6 +2528,9 @@ CTL_RO_CGEN(config_stats, stats_arenas_i_base,
CTL_RO_CGEN(config_stats, stats_arenas_i_internal,
atomic_load_zu(&arenas_i(mib[2])->astats->astats.internal, ATOMIC_RELAXED),
size_t)
CTL_RO_CGEN(config_stats, stats_arenas_i_metadata_thp,
atomic_load_zu(&arenas_i(mib[2])->astats->astats.metadata_thp,
ATOMIC_RELAXED), size_t)
CTL_RO_CGEN(config_stats, stats_arenas_i_tcache_bytes,
atomic_load_zu(&arenas_i(mib[2])->astats->astats.tcache_bytes,
ATOMIC_RELAXED), size_t)