[ https://issues.apache.org/jira/browse/MAPREDUCE-1869?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=12879172#action_12879172 ]
Allen Wittenauer commented on MAPREDUCE-1869: --------------------------------------------- Oh, one other thing: no really interesting exceptions in the tasktracker log. Just the normal jetty mapoutput craziness. > TaskTracker hung in org.apache.hadoop.fs.LocalDirAllocator > ---------------------------------------------------------- > > Key: MAPREDUCE-1869 > URL: https://issues.apache.org/jira/browse/MAPREDUCE-1869 > Project: Hadoop Map/Reduce > Issue Type: Bug > Components: tasktracker > Affects Versions: 0.20.2 > Environment: Solaris 10 Update 7 > Java 1.6.0_14 > Reporter: Allen Wittenauer > Priority: Critical > Attachments: jstack.txt, pstack.txt > > > A TaskTracker process on our grid appears to be locked up and not sending > heartbeats to the namenode. Attaching jstack and pstack output. Even tho > the hangs appear to be in LocalDirAllocator, the local file system seems to > be a-ok. -- This message is automatically generated by JIRA. - You can reply to this email to add a comment to the issue online.