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From "Ted Yu (Created) (JIRA)" <j...@apache.org>
Subject [jira] [Created] (HBASE-4875) ZKLeaderManager.handleLeaderChange() doesn't handle KeeperException$SessionExpiredException
Date Sat, 26 Nov 2011 05:39:40 GMT
ZKLeaderManager.handleLeaderChange() doesn't handle KeeperException$SessionExpiredException
-------------------------------------------------------------------------------------------

                 Key: HBASE-4875
                 URL: https://issues.apache.org/jira/browse/HBASE-4875
             Project: HBase
          Issue Type: Bug
    Affects Versions: 0.92.0
            Reporter: Ted Yu


TestMasterFailover#testSimpleMasterFailover has failed twice in a row for builds 15 and 16.

>From https://builds.apache.org/view/G-L/view/HBase/job/HBase-0.92-security/16/testReport/org.apache.hadoop.hbase.master/TestMasterFailover/testSimpleMasterFailover/:
{code}
2011-11-26 01:34:49,218 ERROR [Thread-1-EventThread] zookeeper.ZooKeeperWatcher(403): master:52934-0x133dd8281300001
Received unexpected KeeperException, re-throwing exception
org.apache.zookeeper.KeeperException$SessionExpiredException: KeeperErrorCode = Session expired
for /hbase/tokenauth/keymaster
	at org.apache.zookeeper.KeeperException.create(KeeperException.java:127)
	at org.apache.zookeeper.KeeperException.create(KeeperException.java:51)
	at org.apache.zookeeper.ZooKeeper.exists(ZooKeeper.java:1003)
	at org.apache.hadoop.hbase.zookeeper.RecoverableZooKeeper.exists(RecoverableZooKeeper.java:154)
	at org.apache.hadoop.hbase.zookeeper.ZKUtil.watchAndCheckExists(ZKUtil.java:225)
	at org.apache.hadoop.hbase.zookeeper.ZKLeaderManager.handleLeaderChange(ZKLeaderManager.java:85)
	at org.apache.hadoop.hbase.zookeeper.ZKLeaderManager.nodeDeleted(ZKLeaderManager.java:78)
	at org.apache.hadoop.hbase.zookeeper.ZooKeeperWatcher.process(ZooKeeperWatcher.java:281)
	at org.apache.zookeeper.ClientCnxn$EventThread.processEvent(ClientCnxn.java:521)
	at org.apache.zookeeper.ClientCnxn$EventThread.run(ClientCnxn.java:497)
2011-11-26 01:34:49,216 DEBUG [RegionServer:2;hemera.apache.org,44702,1322271278232-EventThread]
zookeeper.ZKUtil(230): hconnection-0x133dd8281300009 /hbase/master does not exist. Watcher
is set.
2011-11-26 01:34:49,215 DEBUG [Thread-1-EventThread] zookeeper.ZKUtil(230): master:44883-0x133dd8281300002
/hbase/master does not exist. Watcher is set.
2011-11-26 01:34:49,219 DEBUG [Thread-1-EventThread] master.ActiveMasterManager(104): No master
available. Notifying waiting threads
2011-11-26 01:34:49,215 INFO  [Master:1;hemera.apache.org,52934,1322271278115] master.HMaster(338):
HMaster main thread exiting
{code}


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