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From alaa nobani <alaa_nob...@yahoo.com>
Subject Re: IO Exception on startup
Date Thu, 31 Dec 2009 09:36:51 GMT
Zookeper is started , actually this exception is thrown after starting the master, here is
the complete output i got when starting hbase:

localhost: starting zookeeper, logging to /home/admo40/hbase-0.20.2/bin/../logs/hbase-admo40-zookeeper-mail.kalimat-maktoob.com.out
starting master, logging to /home/admo40/hbase-0.20.2/bin/../logs/hbase-admo40-master-mail.kalimat-maktoob.com.out
java.io.IOException: org.apache.zookeeper.KeeperException$NoNodeException: KeeperErrorCode
= NoNode for /hbase/master
        at org.apache.hadoop.hbase.zookeeper.ZooKeeperWrapper.readAddressOrThrow(ZooKeeperWrapper.java:332)
        at org.apache.hadoop.hbase.zookeeper.ZooKeeperWrapper.readAddress(ZooKeeperWrapper.java:318)
        at org.apache.hadoop.hbase.zookeeper.ZooKeeperWrapper.readMasterAddress(ZooKeeperWrapper.java:250)
        at org.apache.hadoop.hbase.master.ZKMasterAddressWatcher.waitForMasterAddressAvailability(ZKMasterAddressWatcher.java:82)
        at org.apache.hadoop.hbase.master.HMaster.writeAddressToZooKeeper(HMaster.java:267)
        at org.apache.hadoop.hbase.master.HMaster.<init>(HMaster.java:254)
        at org.apache.hadoop.hbase.LocalHBaseCluster.<init>(LocalHBaseCluster.java:94)
        at org.apache.hadoop.hbase.LocalHBaseCluster.<init>(LocalHBaseCluster.java:78)
        at org.apache.hadoop.hbase.master.HMaster.doMain(HMaster.java:1214)
localhost: starting regionserver, logging to /home/admo40/hbase-0.20.2/bin/../logs/hbase-admo40-regionserver-mail.kalimat-maktoob.com.out



--- On Thu, 12/31/09, Jeff Zhang <zjffdu@gmail.com> wrote:

> From: Jeff Zhang <zjffdu@gmail.com>
> Subject: Re: IO Exception on startup
> To: hbase-user@hadoop.apache.org
> Date: Thursday, December 31, 2009, 11:18 AM
> The zookeeper is not started ?
> 
> 
> Jeff Zhang
> 
> 
> 
> On Thu, Dec 31, 2009 at 12:33 AM, alaa nobani <alaa_nobani@yahoo.com>
> wrote:
> 
> > Hi,
> > Any one can recognize the following exception am
> getting when starting
> > hbase and help me fix it:
> >
> > java.io.IOException:
> org.apache.zookeeper.KeeperException$NoNodeException:
> > KeeperErrorCode = NoNode for /hbase/master
> >        at
> >
> org.apache.hadoop.hbase.zookeeper.ZooKeeperWrapper.readAddressOrThrow(ZooKeeperWrapper.java:332)
> >        at
> >
> org.apache.hadoop.hbase.zookeeper.ZooKeeperWrapper.readAddress(ZooKeeperWrapper.java:318)
> >        at
> >
> org.apache.hadoop.hbase.zookeeper.ZooKeeperWrapper.readMasterAddress(ZooKeeperWrapper.java:250)
> >        at
> >
> org.apache.hadoop.hbase.master.ZKMasterAddressWatcher.waitForMasterAddressAvailability(ZKMasterAddressWatcher.java:82)
> >        at
> >
> org.apache.hadoop.hbase.master.HMaster.writeAddressToZooKeeper(HMaster.java:267)
> >        at
> org.apache.hadoop.hbase.master.HMaster.<init>(HMaster.java:254)
> >        at
> >
> org.apache.hadoop.hbase.LocalHBaseCluster.<init>(LocalHBaseCluster.java:94)
> >        at
> >
> org.apache.hadoop.hbase.LocalHBaseCluster.<init>(LocalHBaseCluster.java:78)
> >        at
> org.apache.hadoop.hbase.master.HMaster.doMain(HMaster.java:1214)
> >
> >
> > Thanks.
> >
> >
> >
> >
> 


      

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