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Allen Wittenauer updated YARN-742: ---------------------------------- Fix Version/s: (was: 3.0.0) > Log aggregation causes a lot of redundant setPermission calls > ------------------------------------------------------------- > > Key: YARN-742 > URL: https://issues.apache.org/jira/browse/YARN-742 > Project: Hadoop YARN > Issue Type: Bug > Components: nodemanager > Affects Versions: 0.23.7, 2.0.4-alpha > Reporter: Kihwal Lee > Assignee: Jason Lowe > Fix For: 2.1.0-beta, 0.23.9 > > Attachments: YARN-742-1.branch-0.23.patch, YARN-742-1.patch, > YARN-742.patch > > > In one of our clusters, namenode RPC is spending 45% of its time on serving > setPermission calls. Further investigation has revealed that most calls are > redundantly made on /mapred/logs/<user>/logs. Also mkdirs calls are made > before this. -- This message was sent by Atlassian JIRA (v6.3.4#6332)