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From Xiang Hua <bea...@gmail.com>
Subject hmaster down cause by zookeeper?
Date Thu, 11 Oct 2012 19:14:42 GMT
Hi,
    we using CDH3, using zookeeper,hdfs and hbase.
    now 2 hmaster is down, we find some error message from zookeeper, see
below:

2012-10-12 02:02:53,928 - ERROR [CommitProcessor:1:NIOServerCnxn@445
] - Unexpected Exception:
java.nio.channels.CancelledKeyException
        at sun.nio.ch.SelectionKeyImpl.ensureValid(SelectionKeyImpl.java:73)
        at sun.nio.ch.SelectionKeyImpl.interestOps(SelectionKeyImpl.java:77)
        at org.apache.zookeeper.server.NIOServerCnxn.sendBuffer(NIOServerCnxn.java:418)
        at org.apache.zookeeper.server.NIOServerCnxn.sendResponse(NIOServerCnxn.java:1509)
        at org.apache.zookeeper.server.FinalRequestProcessor.processRequest(FinalRequestProcessor.java:367)
        at org.apache.zookeeper.server.quorum.CommitProcessor.run(CommitProcessor.java:73)
2012-10-12 02:02:53,928 - ERROR [CommitProcessor:1:NIOServerCnxn@445
] - Unexpected Exception:
java.nio.channels.CancelledKeyException
        at sun.nio.ch.SelectionKeyImpl.ensureValid(SelectionKeyImpl.java:73)
        at sun.nio.ch.SelectionKeyImpl.interestOps(SelectionKeyImpl.java:77)
        at org.apache.zookeeper.server.NIOServerCnxn.sendBuffer(NIOServerCnxn.java:418)
        at org.apache.zookeeper.server.NIOServerCnxn.sendResponse(NIOServerCnxn.java:1509)
        at org.apache.zookeeper.server.FinalRequestProcessor.processRequest(FinalRequestProcessor.java:367)
        at org.apache.zookeeper.server.quorum.CommitProcessor.run(CommitProcessor.java:73)
2:31:34

      any reconmends?

    Thanks!

beatls

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