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From Shengjie Min <shengjie....@gmail.com>
Subject Re: Zookeeper : Hconnection Received unexpected KeeperException
Date Sun, 25 Aug 2013 05:36:56 GMT
Hi Pavan,

Thanks for the reply, My cloudera vm has no problem,
everything(hbase,hadoop,zookeeper) works perfect. Now it's my remote java
client having issues locate the hbase-site.xml.

Shengjie


On 25 August 2013 12:19, Pavan Sudheendra <pavan0591@gmail.com> wrote:

> Yes. I've added the hbase-site.xml file in the HADOOP_CLASSPATH.. No matter
> where i set the hbase.zookeeper.quorum property, zookeeper tries connecting
> to the localhost:8121 ..
>
> I'm using hbase-0.94.6-cdh4.3.0
>
>
> On Sun, Aug 25, 2013 at 8:27 AM, Ted Yu <yuzhihong@gmail.com> wrote:
>
> > Which version of HBase are you using ?
> >
> > Was hbase-site.xml in the classpath of your reducer ?
> >
> > Cheers
> >
> >
> > On Sat, Aug 24, 2013 at 6:07 PM, Pavan Sudheendra <pavan0591@gmail.com
> > >wrote:
> >
> > > This was the Namenode log generated while running MR applications..
> What
> > do
> > > they indicate where the problem is?
> > >
> > >
> > >     2013-08-25 00:53:11,840 ERROR
> > > >> org.apache.hadoop.hbase.zookeeper.RecoverableZooKeeper: ZooKeeper
> > exists
> > > >> failed after 3 retries
> > > >>     2013-08-25 00:53:11,841 ERROR
> > > >> org.apache.hadoop.hbase.zookeeper.ZooKeeperWatcher: hconnection
> > Received
> > > >> unexpected KeeperException, re-throwing exception
> > > >>
> > > >>
> > > >>
> > > >>     2013-08-25 00:57:52,595 ERROR
> > > >> org.apache.hadoop.hbase.zookeeper.ZooKeeperWatcher: hconnection
> > Received
> > > >> unexpected KeeperException, re-throwing exception
> > > >>     org.apache.zookeeper.KeeperException$ConnectionLossException:
> > > >> KeeperErrorCode = ConnectionLoss for /hbase
> > > >>     at
> > > >> org.apache.zookeeper.KeeperException.create(KeeperException.java:99)
> > > >>     at
> > > >> org.apache.zookeeper.KeeperException.create(KeeperException.java:51)
> > > >>     at org.apache.zookeeper.ZooKeeper.exists(ZooKeeper.java:1041)
> > > >>     at
> > > >>
> > >
> >
> org.apache.hadoop.hbase.zookeeper.RecoverableZooKeeper.exists(RecoverableZooKeeper.java:172)
> > > >>     at
> > > >>
> org.apache.hadoop.hbase.zookeeper.ZKUtil.checkExists(ZKUtil.java:450)
> > > >>     at
> > > >>
> > >
> >
> org.apache.hadoop.hbase.zookeeper.ZooKeeperNodeTracker.checkIfBaseNodeAvailable(ZooKeeperNodeTracker.java:208)
> > > >>     at
> > > >>
> > >
> >
> org.apache.hadoop.hbase.zookeeper.RootRegionTracker.waitRootRegionLocation(RootRegionTracker.java:77)
> > > >>     at
> > > >>
> > >
> >
> org.apache.hadoop.hbase.client.HConnectionManager$HConnectionImplementation.locateRegion(HConnectionManager.java:874)
> > > >>     at
> > > >>
> > >
> >
> org.apache.hadoop.hbase.client.HConnectionManager$HConnectionImplementation.locateRegionInMeta(HConnectionManager.java:987)
> > > >>     at
> > > >>
> > >
> >
> org.apache.hadoop.hbase.client.HConnectionManager$HConnectionImplementation.locateRegion(HConnectionManager.java:885)
> > > >>     at
> > > >>
> > >
> >
> org.apache.hadoop.hbase.client.HConnectionManager$HConnectionImplementation.locateRegionInMeta(HConnectionManager.java:987)
> > > >>     at
> > > >>
> > >
> >
> org.apache.hadoop.hbase.client.HConnectionManager$HConnectionImplementation.locateRegion(HConnectionManager.java:889)
> > > >>     at
> > > >>
> > >
> >
> org.apache.hadoop.hbase.client.HConnectionManager$HConnectionImplementation.locateRegion(HConnectionManager.java:846)
> > > >>     at
> > > org.apache.hadoop.hbase.client.HTable.finishSetup(HTable.java:271)
> > > >>     at org.apache.hadoop.hbase.client.HTable.<init>(HTable.java:211)
> > > >>     at org.apache.hadoop.hbase.client.HTable.<init>(HTable.java:170)
> > > >>     at
> > > >>
> > >
> >
> com.cisco.spvtg.corona.audience.profiling.actiondatainterpret.ActionDataInterpret$AnalyzeReducerTable.reduce(ActionDataInterpret.java:268)
> > > >>     at
> > > >>
> > >
> >
> com.company.ActionDataInterpret$AnalyzeReducerTable.reduce(ActionDataInterpret.java:243)
> > > >>     at org.apache.hadoop.mapreduce.Reducer.run(Reducer.java:164)
> > > >>     at
> > > >>
> org.apache.hadoop.mapred.ReduceTask.runNewReducer(ReduceTask.java:610)
> > > >>     at org.apache.hadoop.mapred.ReduceTask.run(ReduceTask.java:444)
> > > >>     at org.apache.hadoop.mapred.Child$4.run(Child.java:268)
> > > >>     at java.security.AccessController.doPrivileged(Native Method)
> > > >>     at javax.security.auth.Subject.doAs(Subject.java:396)
> > > >>     at
> > > >>
> > >
> >
> org.apache.hadoop.security.UserGroupInformation.doAs(UserGroupInformation.java:1408)
> > > >>
> > > >
> > > --
> > > Regards-
> > > Pavan
> > >
> >
>
>
>
> --
> Regards-
> Pavan
>

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