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Add sample interval to prof last-N dump

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This commit is contained in:
Yinan Zhang 2020-11-13 11:28:37 -08:00
parent cf2549a149
commit 9545c2cd36
2 changed files with 14 additions and 7 deletions
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3
src/prof_recent.c
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@ -540,6 +540,9 @@ prof_recent_alloc_dump(tsd_t *tsd, write_cb_t *write_cb, void *cbopaque) {
malloc_mutex_unlock(tsd_tsdn(tsd), &prof_recent_alloc_mtx);
emitter_begin(&emitter);
uint64_t sample_interval = (uint64_t)1U << lg_prof_sample;
emitter_json_kv(&emitter, "sample_interval", emitter_type_uint64,
&sample_interval);
emitter_json_kv(&emitter, "recent_alloc_max", emitter_type_ssize,
&dump_max);
emitter_json_array_kv_begin(&emitter, "recent_alloc");