yixiutt commented on code in PR #10434:
URL: https://github.com/apache/doris/pull/10434#discussion_r908005218
##########
be/src/olap/data_dir.h:
##########
@@ -139,6 +139,41 @@ class DataDir {
//
storage_root/trash/20150619154308.delete_counter/tablet_path/segment_path/tablet_uid
Status move_to_trash(const FilePathDesc& segment_path_desc);
+ // add data_dir consecutive prepared failed times to make it
+ // goes to quiet period to save cpu cost when no tablet needs to compact
+ void set_tablet_prepare_compact_failed(int64_t now, bool failed) {
+ std::unique_lock<std::mutex> lck(_compaction_quiet_mutex);
+ if (!failed) {
+ _compaction_last_prepared_failed_ts = 0;
+ _compaction_quiet_period_s = 0;
+ _compaction_sleep_cv.notify_one();
+ } else {
+ if (_compaction_last_prepared_failed_ts == 0) {
+ _compaction_last_prepared_failed_ts = now;
+ return;
+ }
+ if (_compaction_last_prepared_failed_ts != 0 &&
+ now - _compaction_last_prepared_failed_ts >=
+ config::max_prepare_failure_interval_before_quiet) {
+ _compaction_quiet_period_s = now +
config::data_dir_quiet_period_s;
+ _compaction_last_prepared_failed_ts = 0;
+ }
+ }
+ }
+ void wait_in_quiet_period(int64_t wait_ms) {
+ std::unique_lock<std::mutex> lock(_compaction_quiet_mutex);
+ // It is necessary to wake up the thread on timeout to prevent deadlock
+ // in case of no running compaction task.
+ _compaction_sleep_cv.wait_for(lock, std::chrono::milliseconds(wait_ms),
+ [=] { return _compaction_quiet_period_s
== 0; });
Review Comment:
fixed
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