Details
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Bug
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Status: Open
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Major
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Resolution: Unresolved
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0.20.1
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None
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None
Description
We have observed some TaskTrackers keep getting blacklisted because of "Too many fetch-failure" and the logs are full of the following exception.
There can be lots of these exceptions in one millisecond.
2010-07-19 15:00:00,146 ERROR org.mortbay.log: EXCEPTION java.nio.channels.ClosedSelectorException at sun.nio.ch.SelectorImpl.lockAndDoSelect(SelectorImpl.java:66) at sun.nio.ch.SelectorImpl.selectNow(SelectorImpl.java:88) at org.mortbay.io.nio.SelectorManager$SelectSet.doSelect(SelectorManager.java:630) at org.mortbay.io.nio.SelectorManager.doSelect(SelectorManager.java:191) at org.mortbay.jetty.nio.SelectChannelConnector.accept(SelectChannelConnector.java:124) at org.mortbay.jetty.AbstractConnector$Acceptor.run(AbstractConnector.java:708) at org.mortbay.thread.QueuedThreadPool$PoolThread.run(QueuedThreadPool.java:582)
Attachments
Issue Links
- relates to
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MAPREDUCE-2386 TT jetty server stuck in tight loop around epoll_wait
- Open