[ https://issues.apache.org/jira/browse/HADOOP-17446?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ]
Masatake Iwasaki updated HADOOP-17446: -------------------------------------- Target Version/s: 3.4.0, 3.3.9, 3.2.5 (was: 3.4.0, 3.2.4, 3.3.9) > Print the thread parker and lock information in stacks page > ----------------------------------------------------------- > > Key: HADOOP-17446 > URL: https://issues.apache.org/jira/browse/HADOOP-17446 > Project: Hadoop Common > Issue Type: New Feature > Components: common > Affects Versions: 3.4.0 > Reporter: Baolong Mao > Assignee: Baolong Mao > Priority: Major > Labels: pull-request-available > Attachments: image-2020-12-25-08-32-32-982.png > > Time Spent: 0.5h > Remaining Estimate: 0h > > Sometimes, our service stuck because of some lock held by other thread, but > we can get nothing from "stacks" for ReadWriteLock, and it is widely used in > our services, like the fslock, cplock, dirlock of namenode. > Luckily, we can get thread parker from Thread object, it can help us see the > thread parker clearly. > !image-2020-12-25-08-32-32-982.png! -- This message was sent by Atlassian Jira (v8.20.10#820010) --------------------------------------------------------------------- To unsubscribe, e-mail: common-issues-unsubscr...@hadoop.apache.org For additional commands, e-mail: common-issues-h...@hadoop.apache.org