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Posted to issues@hbase.apache.org by "Jonathan Hsieh (Assigned) (JIRA)" <ji...@apache.org> on 2012/04/13 08:50:40 UTC
[jira] [Assigned] (HBASE-5781) Zookeeper session got closed while
trying to assign the region to RS using hbck -fix
[ https://issues.apache.org/jira/browse/HBASE-5781?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ]
Jonathan Hsieh reassigned HBASE-5781:
-------------------------------------
Assignee: Jonathan Hsieh
> Zookeeper session got closed while trying to assign the region to RS using hbck -fix
> ------------------------------------------------------------------------------------
>
> Key: HBASE-5781
> URL: https://issues.apache.org/jira/browse/HBASE-5781
> Project: HBase
> Issue Type: Bug
> Components: hbck
> Reporter: Kristam Subba Swathi
> Assignee: Jonathan Hsieh
>
> After running the hbck in the cluster ,it is found that one region is not assigned
> So the hbck -fix is used to fix this
> But the assignment didnt happen since the zookeeper session is closed
> Please find the attached trace for more details
> -----------------------------------------
> Trying to fix unassigned region...
> 12/04/03 11:02:57 INFO util.HBaseFsckRepair: Region still in transition, waiting for it to become assigned: {NAME => 'ufdr,002300,1333379123498.00871fbd7583512e12c4eb38e900be8d.', STARTKEY => '002300', ENDKEY => '002311', ENCODED => 00871fbd7583512e12c4eb38e900be8d,}
> 12/04/03 11:02:58 INFO client.HConnectionManager$HConnectionImplementation: Closed zookeeper sessionid=0x236738a2630000a
> 12/04/03 11:02:58 INFO zookeeper.ZooKeeper: Session: 0x236738a2630000a closed
> ERROR: Region { meta => ufdr,010444,1333379123857.01594219211d0035b9586f98954462e1., hdfs => hdfs://10.18.40.25:9000/hbase/ufdr/01594219211d0035b9586f98954462e1, deployed => } not deployed on any region server.
> Trying to fix unassigned region...
> 12/04/03 11:02:58 INFO zookeeper.ClientCnxn: EventThread shut down
> 12/04/03 11:02:58 WARN zookeeper.ZKUtil: hconnection-0x236738a2630000a Unable to set watcher on znode (/hbase)
> org.apache.zookeeper.KeeperException$SessionExpiredException: KeeperErrorCode = Session expired for /hbase
> 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:1021)
> at org.apache.hadoop.hbase.zookeeper.RecoverableZooKeeper.exists(RecoverableZooKeeper.java:150)
> at org.apache.hadoop.hbase.zookeeper.ZKUtil.checkExists(ZKUtil.java:263)
> at org.apache.hadoop.hbase.zookeeper.ZooKeeperNodeTracker.checkIfBaseNodeAvailable(ZooKeeperNodeTracker.java:208)
> at org.apache.hadoop.hbase.client.HConnectionManager$HConnectionImplementation.checkIfBaseNodeAvailable(HConnectionManager.java:695)
> at org.apache.hadoop.hbase.client.HConnectionManager$HConnectionImplementation.getMaster(HConnectionManager.java:626)
> at org.apache.hadoop.hbase.client.HBaseAdmin.getMaster(HBaseAdmin.java:211)
> at org.apache.hadoop.hbase.client.HBaseAdmin.assign(HBaseAdmin.java:1325)
> at org.apache.hadoop.hbase.util.HBaseFsckRepair.forceOfflineInZK(HBaseFsckRepair.java:109)
> at org.apache.hadoop.hbase.util.HBaseFsckRepair.fixUnassigned(HBaseFsckRepair.java:92)
> at org.apache.hadoop.hbase.util.HBaseFsck.tryAssignmentRepair(HBaseFsck.java:1235)
> at org.apache.hadoop.hbase.util.HBaseFsck.checkRegionConsistency(HBaseFsck.java:1351)
> at org.apache.hadoop.hbase.util.HBaseFsck.checkAndFixConsistency(HBaseFsck.java:1114)
> at org.apache.hadoop.hbase.util.HBaseFsck.onlineConsistencyRepair(HBaseFsck.java:356)
> at org.apache.hadoop.hbase.util.HBaseFsck.onlineHbck(HBaseFsck.java:375)
> at org.apache.hadoop.hbase.util.HBaseFsck.main(HBaseFsck.java:2894)
> 12/04/03 11:02:58 ERROR zookeeper.ZooKeeperWatcher: hconnection-0x236738a2630000a Received unexpected KeeperException, re-throwing exception
> org.apache.zookeeper.KeeperException$SessionExpiredException: KeeperErrorCode = Session expired for /hbase
> at org.apache.zookeeper.KeeperException.create(KeeperException.java:127)
> at org.apache.zookeeper.KeeperException.create(KeeperException.java:51)
> at org.apache.zookeeper.ZooKeeper.exists(ZooKeeper.java:1021)
> at org.apache.hadoop.hbase.zookeeper.RecoverableZooKeeper.exists(RecoverableZooKeeper.java:150)
> at org.apache.hadoop.hbase.zookeeper.ZKUtil.checkExists(ZKUtil.java:263)
> at org.apache.hadoop.hbase.zookeeper.ZooKeeperNodeTracker.checkIfBaseNodeAvailable(ZooKeeperNodeTracker.java:208)
> at org.apache.hadoop.hbase.client.HConnectionManager$HConnectionImplementation.checkIfBaseNodeAvailable(HConnectionManager.java:695)
> at org.apache.hadoop.hbase.client.HConnectionManager$HConnectionImplementation.getMaster(HConnectionManager.java:626)
> at org.apache.hadoop.hbase.client.HBaseAdmin.getMaster(HBaseAdmin.java:211)
> at org.apache.hadoop.hbase.client.HBaseAdmin.assign(HBaseAdmin.java:1325)
> at org.apache.hadoop.hbase.util.HBaseFsckRepair.forceOfflineInZK(HBaseFsckRepair.java:109)
> at org.apache.hadoop.hbase.util.HBaseFsckRepair.fixUnassigned(HBaseFsckRepair.java:92)
> at org.apache.hadoop.hbase.util.HBaseFsck.tryAssignmentRepair(HBaseFsck.java:1235)
> at org.apache.hadoop.hbase.util.HBaseFsck.checkRegionConsistency(HBaseFsck.java:1351)
> at org.apache.hadoop.hbase.util.HBaseFsck.checkAndFixConsistency(HBaseFsck.java:1114)
> at org.apache.hadoop.hbase.util.HBaseFsck.onlineConsistencyRepair(HBaseFsck.java:356)
> at org.apache.hadoop.hbase.util.HBaseFsck.onlineHbck(HBaseFsck.java:375)
> at org.apache.hadoop.hbase.util.HBaseFsck.main(HBaseFsck.java:2894)
> 12/04/03 11:02:58 INFO client.HConnectionManager$HConnectionImplementation: This client just lost it's session with ZooKeeper, trying to reconnect.
> 12/04/03 11:02:58 INFO client.HConnectionManager$HConnectionImplementation: Trying to reconnect to zookeeper
> 12/04/03 11:02:58 INFO zookeeper.ZooKeeper: Initiating client connection, connectString=10.18.40.21:2181,10.18.40.25:2181,10.18.40.93:2181 sessionTimeout=60000 watcher=hconnection
> 12/04/03 11:02:58 INFO zookeeper.ClientCnxn: Opening socket connection to server /10.18.40.93:2181
> 12/04/03 11:02:58 INFO zookeeper.RecoverableZooKeeper: The identifier of this process is 18333@HOST-10-18-40-93
> 12/04/03 11:02:58 WARN client.ZooKeeperSaslClient: SecurityException: java.lang.SecurityException: Unable to locate a login configuration occurred when trying to find JAAS configuration.
> 12/04/03 11:02:58 INFO client.ZooKeeperSaslClient: Client will not SASL-authenticate because the default JAAS configuration section 'Client' could not be found. If you are not using SASL, you may ignore this. On the other hand, if you expected SASL to work, please fix your JAAS configuration.
> 12/04/03 11:02:58 INFO zookeeper.ClientCnxn: Socket connection established to HOST-10-18-40-93/10.18.40.93:2181, initiating session
> 12/04/03 11:02:58 INFO zookeeper.ClientCnxn: Session establishment complete on server HOST-10-18-40-93/10.18.40.93:2181, sessionid = 0x3367392d5140018, negotiated timeout = 40000
> 12/04/03 11:02:58 INFO client.HConnectionManager$HConnectionImplementation: Reconnected successfully. This disconnect could have been caused by a network partition or a long-running GC pause, either way it's recommended that you verify your environment.
> Exception in thread "main" org.apache.hadoop.hbase.MasterNotRunningException
> at org.apache.hadoop.hbase.client.HConnectionManager$HConnectionImplementation.getMaster(HConnectionManager.java:686)
> at org.apache.hadoop.hbase.client.HBaseAdmin.getMaster(HBaseAdmin.java:211)
> at org.apache.hadoop.hbase.client.HBaseAdmin.assign(HBaseAdmin.java:1325)
> at org.apache.hadoop.hbase.util.HBaseFsckRepair.forceOfflineInZK(HBaseFsckRepair.java:109)
> at org.apache.hadoop.hbase.util.HBaseFsckRepair.fixUnassigned(HBaseFsckRepair.java:92)
> at org.apache.hadoop.hbase.util.HBaseFsck.tryAssignmentRepair(HBaseFsck.java:1235)
> at org.apache.hadoop.hbase.util.HBaseFsck.checkRegionConsistency(HBaseFsck.java:1351)
> at org.apache.hadoop.hbase.util.HBaseFsck.checkAndFixConsistency(HBaseFsck.java:1114)
> at org.apache.hadoop.hbase.util.HBaseFsck.onlineConsistencyRepair(HBaseFsck.java:356)
> at org.apache.hadoop.hbase.util.HBaseFsck.onlineHbck(HBaseFsck.java:375)
> at org.apache.hadoop.hbase.util.HBaseFsck.main(HBaseFsck.java:2894)
> Please find the attached file for more details..
>
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