Home | About | Sematext search-lucene.com search-hadoop.com
 Search Hadoop and all its subprojects:

Switch to Threaded View
HBase, mail # user - Hbase ConnectionLoss for /hbase/master


Copy link to this message
-
Re: Hbase ConnectionLoss for /hbase/master
Ted Yu 2013-04-03, 15:54
Since the exception came from zookeeper, please check zookeeper log(s) on
the quorum.

Thanks
On Wed, Apr 3, 2013 at 8:43 AM, Jimmy Xiang <[EMAIL PROTECTED]> wrote:

> Is this exception seen in the client side? Was your HBase still running
> fine at that moment?
>
> How many connections do you open in your client?  Which HBase version is
> it?
>
> Thanks,
> Jimmy
>
> On Wed, Apr 3, 2013 at 1:47 AM, Dhanasekaran Anbalagan
> <[EMAIL PROTECTED]>wrote:
>
> > Hi Guys,
> >
> > I trying to run hbase based parser program. Basically the parsed output
> > written in Hbase table. When I ran my program. tables created some data
> > also inserted to the table. but not fully table updated.
> >
> > This Exception seen in console output. I try to find goggling it's gives
> > try to configure zookeeper session. I correctly
> > configure  hbase.zookeeper.quorum property I mentioned all my zookeeper
> > machine names.
> >
> > 2013-04-02 17:50:13,888 ERROR   RecoverableZooKeeper
> > [pool-1-thread-19-EventThread]: ZooKeeper exists failed after 3 retries
> > 2013-04-02 17:50:13,900 ERROR   ZooKeeperWatcher
> > [pool-1-thread-19-EventThread]: hconnection Received unexpected
> > KeeperException, re-throwing exception
> > org.apache.zookeeper.KeeperException$ConnectionLossException:
> > KeeperErrorCode = ConnectionLoss for /hbase/master
> > at org.apache.zookeeper.KeeperException.create(KeeperException.java:99)
> > at org.apache.zookeeper.KeeperException.create(KeeperException.java:51)
> > at org.apache.zookeeper.ZooKeeper.exists(ZooKeeper.java:1021)
> > at
> >
> org.apache.hadoop.hbase.zookeeper.RecoverableZooKeeper.exists(RecoverableZooKeeper.java:154)
> > at
> >
> org.apache.hadoop.hbase.zookeeper.ZKUtil.watchAndCheckExists(ZKUtil.java:226)
> > at
> >
> org.apache.hadoop.hbase.zookeeper.ZooKeeperNodeTracker.start(ZooKeeperNodeTracker.java:82)
> > at
> >
> org.apache.hadoop.hbase.client.HConnectionManager$HConnectionImplementation.setupZookeeperTrackers(HConnectionManager.java:580)
> > at
> >
> org.apache.hadoop.hbase.client.HConnectionManager$HConnectionImplementation.resetZooKeeperTrackers(HConnectionManager.java:597)
> > at
> >
> org.apache.hadoop.hbase.client.HConnectionManager$HConnectionImplementation.abort(HConnectionManager.java:1720)
> > at
> >
> org.apache.hadoop.hbase.zookeeper.ZooKeeperWatcher.connectionEvent(ZooKeeperWatcher.java:374)
> > at
> >
> org.apache.hadoop.hbase.zookeeper.ZooKeeperWatcher.process(ZooKeeperWatcher.java:271)
> > at
> >
> org.apache.zookeeper.ClientCnxn$EventThread.processEvent(ClientCnxn.java:521)
> > at org.apache.zookeeper.ClientCnxn$EventThread.run(ClientCnxn.java:497)
> > 2013-04-02 17:50:46,601 FATAL
> > HConnectionManager$HConnectionImplementation
> > [pool-1-thread-19-EventThread]: Unexpected exception during
> initialization,
> > aborting
> > org.apache.zookeeper.KeeperException$ConnectionLossException:
> > KeeperErrorCode = ConnectionLoss for /hbase/master
> > 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:1021)
> > at
> >
> org.apache.hadoop.hbase.zookeeper.RecoverableZooKeeper.exists(RecoverableZooKeeper.java:154)
> > at
> >
> org.apache.hadoop.hbase.zookeeper.ZKUtil.watchAndCheckExists(ZKUtil.java:226)
> > at
> >
> org.apache.hadoop.hbase.zookeeper.ZooKeeperNodeTracker.start(ZooKeeperNodeTracker.java:82)
> > at
> >
> org.apache.hadoop.hbase.client.HConnectionManager$HConnectionImplementation.setupZookeeperTrackers(HConnectionManager.java:580)
> > at
> >
> org.apache.hadoop.hbase.client.HConnectionManager$HConnectionImplementation.resetZooKeeperTrackers(HConnectionManager.java:597)
> > at
> >
> org.apache.hadoop.hbase.client.HConnectionManager$HConnectionImplementation.abort(HConnectionManager.java:1720)
> > at
> >
> org.apache.hadoop.hbase.zookeeper.ZooKeeperWatcher.connectionEvent(ZooKeeperWatcher.java:374)
> > at
> >
> org.apache.hadoop.hbase.zookeeper.ZooKeeperWatcher.process(ZooKeeperWatcher.java:271)