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stack commented on HBASE-15262: ------------------------------- A second machine was hung this way. Tests run: 2, Failures: 0, Errors: 1, Skipped: 0, Time elapsed: 17.628 sec <<< FAILURE! - in org.apache.hadoop.hbase.zookeeper.TestZooKeeperMainServer testCommandLineWorks(org.apache.hadoop.hbase.zookeeper.TestZooKeeperMainServer) Time elapsed: 17.146 sec <<< ERROR! org.apache.zookeeper.KeeperException$ConnectionLossException: KeeperErrorCode = ConnectionLoss for /testCommandLineWorks at org.apache.zookeeper.KeeperException.create(KeeperException.java:99) at org.apache.zookeeper.KeeperException.create(KeeperException.java:51) at org.apache.zookeeper.ZooKeeper.delete(ZooKeeper.java:873) at org.apache.zookeeper.ZooKeeperMain.processZKCmd(ZooKeeperMain.java:700) at org.apache.zookeeper.ZooKeeperMain.processCmd(ZooKeeperMain.java:588) at org.apache.hadoop.hbase.zookeeper.ZooKeeperMainServer$HACK_UNTIL_ZOOKEEPER_1897_ZooKeeperMain.runCmdLine(ZooKeeperMainServer.java:60) at org.apache.hadoop.hbase.zookeeper.ZooKeeperMainServer.main(ZooKeeperMainServer.java:106) at org.apache.hadoop.hbase.zookeeper.TestZooKeeperMainServer.testCommandLineWorks(TestZooKeeperMainServer.java:81) > TestZooKeeperMainServer#testCommandLineWorks fails with CancelledKeyException > ----------------------------------------------------------------------------- > > Key: HBASE-15262 > URL: https://issues.apache.org/jira/browse/HBASE-15262 > Project: HBase > Issue Type: Sub-task > Reporter: stack > > {code} > 2016-02-11 11:34:50,418 ERROR [SyncThread:0] server.NIOServerCnxn(178): > 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:151) > at > org.apache.zookeeper.server.ZooKeeperServer.finishSessionInit(ZooKeeperServer.java:607) > at > org.apache.zookeeper.server.FinalRequestProcessor.processRequest(FinalRequestProcessor.java:181) > at > org.apache.zookeeper.server.SyncRequestProcessor.flush(SyncRequestProcessor.java:200) > at > org.apache.zookeeper.server.SyncRequestProcessor.run(SyncRequestProcessor.java:131) > [code} > The test is expecting zk to do a System.exit but an existing zk or previous > test is getting us this CancelledKeyException... -- This message was sent by Atlassian JIRA (v6.3.4#6332)