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https://issues.apache.org/jira/browse/MAPREDUCE-943?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=12750054#action_12750054
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Konstantin Boudnik commented on MAPREDUCE-943:
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It seems to be caused the unhandled crash in MiniMRCluster.startTaskTracker
{noformat}
[exec] [junit] 2009-08-31 11:59:24,583 INFO mapred.TaskTracker
(TaskTracker.java:initialize(567)) - TaskTracker up at:
localhost/127.0.0.1:45234
[exec] [junit] 2009-08-31 11:59:24,583 INFO mapred.TaskTracker
(TaskTracker.java:initialize(570)) - Starting tracker
tracker_host2.com:localhost/127.0.0.1:45234
[exec] [junit] 2009-08-31 11:59:24,584 ERROR mapred.MiniMRCluster
(MiniMRCluster.java:<init>(194)) - task tracker 2 crashed
[exec] [junit] java.io.IOException: Call to localhost/127.0.0.1:47063
failed on local exception: java.io.EOFException
[exec] [junit] at
org.apache.hadoop.ipc.Client.wrapException(Client.java:801)
[exec] [junit] at
org.apache.hadoop.ipc.Client.call(Client.java:769)
...
[exec] [junit] at
org.apache.hadoop.mapred.MiniMRCluster$TaskTrackerRunner.<init>(MiniMRCluster.java:189)
[exec] [junit] at
org.apache.hadoop.mapred.MiniMRCluster.startTaskTracker(MiniMRCluster.java:675)
[exec] [junit] at
org.apache.hadoop.mapred.TestNodeRefresh.testMRExcludeHostsAcrossRestarts(TestNodeRefresh.java:455)
{noformat}
> TestNodeRefresh timesout occasionally
> -------------------------------------
>
> Key: MAPREDUCE-943
> URL: https://issues.apache.org/jira/browse/MAPREDUCE-943
> Project: Hadoop Map/Reduce
> Issue Type: Bug
> Components: jobtracker
> Reporter: Amareshwari Sriramadasu
> Fix For: 0.21.0
>
>
> TestNodeRefresh timesout occasionally.
> One of the hudson patch build with timeout
> @http://hudson.zones.apache.org/hudson/job/Mapreduce-Patch-h6.grid.sp2.yahoo.net/26/testReport/org.apache.hadoop.mapred/TestNodeRefresh/testMRExcludeHostsAcrossRestarts/
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