[ https://issues.apache.org/jira/browse/HADOOP-9747?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ]
Jason Lowe updated HADOOP-9747: ------------------------------- Target Version/s: 3.0.0, 0.23.11, 2.4.0 (was: 3.0.0, 0.23.11) > Reduce unnecessary UGI synchronization > -------------------------------------- > > Key: HADOOP-9747 > URL: https://issues.apache.org/jira/browse/HADOOP-9747 > Project: Hadoop Common > Issue Type: Bug > Components: security > Affects Versions: 0.23.0, 2.0.0-alpha, 3.0.0 > Reporter: Daryn Sharp > Assignee: Daryn Sharp > Priority: Critical > > Jstacks of heavily loaded NNs show up to dozens of threads blocking in the > UGI. -- This message was sent by Atlassian JIRA (v6.1.5#6160)