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branch-3.0: [Enhancement](Compaction) Support auto set cumu compaction threads num base on cpu num #53133 #53215

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Merged
dataroaring merged 1 commit into from
Jul 14, 2025
Merged

branch-3.0: [Enhancement](Compaction) Support auto set cumu compaction threads num base on cpu num #53133 #53215

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3 changes: 2 additions & 1 deletion be/src/olap/olap_server.cpp
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Original file line number Diff line number Diff line change
Expand Up @@ -188,7 +188,8 @@ CompactionSubmitRegistry::TabletSet& CompactionSubmitRegistry::_get_tablet_set(
static int32_t get_cumu_compaction_threads_num(size_t data_dirs_num) {
int32_t threads_num = config::max_cumu_compaction_threads;
if (threads_num == -1) {
threads_num = data_dirs_num;
int num_cores = doris::CpuInfo::num_cores();
threads_num = std::max<size_t>(data_dirs_num, num_cores / 6);
}
threads_num = threads_num <= 0 ? 1 : threads_num;
return threads_num;
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