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Hudson commented on YARN-9714: ------------------------------ FAILURE: Integrated in Jenkins build Hadoop-trunk-Commit #17203 (See [https://builds.apache.org/job/Hadoop-trunk-Commit/17203/]) YARN-9714. ZooKeeper connection in ZKRMStateStore leaks after RM (rohithsharmaks: rev 5b557de721fa1587a7d0e197ea6b7120b53e8717) * (edit) hadoop-yarn-project/hadoop-yarn/hadoop-yarn-server/hadoop-yarn-server-resourcemanager/src/test/java/org/apache/hadoop/yarn/server/resourcemanager/recovery/TestZKRMStateStore.java * (edit) hadoop-yarn-project/hadoop-yarn/hadoop-yarn-server/hadoop-yarn-server-resourcemanager/src/main/java/org/apache/hadoop/yarn/server/resourcemanager/recovery/ZKRMStateStore.java > ZooKeeper connection in ZKRMStateStore leaks after RM transitioned to standby > ----------------------------------------------------------------------------- > > Key: YARN-9714 > URL: https://issues.apache.org/jira/browse/YARN-9714 > Project: Hadoop YARN > Issue Type: Bug > Components: resourcemanager > Reporter: Tao Yang > Assignee: Tao Yang > Priority: Major > Labels: memory-leak > Fix For: 3.3.0, 3.2.1 > > Attachments: YARN-9714.001.patch, YARN-9714.002.patch, > YARN-9714.003.patch, YARN-9714.004.patch, YARN-9714.005.patch > > > Recently RM full GC happened in one of our clusters, after investigating the > dump memory and jstack, I found two places in RM may cause memory leaks after > RM transitioned to standby: > # Release cache cleanup timer in AbstractYarnScheduler never be canceled. > # ZooKeeper connection in ZKRMStateStore never be closed. > To solve those leaks, we should close the connection or cancel the timer when > services are stopping. -- This message was sent by Atlassian Jira (v8.3.2#803003) --------------------------------------------------------------------- To unsubscribe, e-mail: yarn-issues-unsubscr...@hadoop.apache.org For additional commands, e-mail: yarn-issues-h...@hadoop.apache.org