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Posted to user@hbase.apache.org by alaa nobani <al...@yahoo.com> on 2009/12/31 09:33:55 UTC
IO Exception on startup
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.
Re: IO Exception on startup
Posted by alaa nobani <al...@yahoo.com>.
Hi,
We dont have distributed system/operations,actually its all running on localhost, what I found strange is that we have the following in configuration:
<property>
<name>hbase.master</name>
<value>localhost:10015</value>
<description>The host and port that the HBase master runs at. </description>
</property>
but no service is listening on port 10015 ? why?
--- On Mon, 1/4/10, Jean-Daniel Cryans <jd...@apache.org> wrote:
> From: Jean-Daniel Cryans <jd...@apache.org>
> Subject: Re: IO Exception on startup
> To: hbase-user@hadoop.apache.org
> Date: Monday, January 4, 2010, 8:29 PM
> Per http://hadoop.apache.org/hbase/docs/r0.20.2/api/overview-summary.html#fully-distrib
>
> hbase.master isn't specified there anymore. You must set
> hbase.zookeeper.quorum which by default is "localhost".
>
> J-D
>
> On Mon, Jan 4, 2010 at 12:42 AM, alaa nobani <al...@yahoo.com>
> wrote:
> > Hi, yes we have hbase-site.xml with the following
> entries:
> >
> > <configuration>
> > <property>
> > <name>hbase.rootdir</name>
> >
> <value>hdfs://localhost:10011/hbase</value>
> > <description>The directory shared by region
> servers.
> > </description>
> > </property>
> > <property>
> > <name>hbase.master</name>
> > <value>localhost:10015</value>
> > <description>The host and port that the HBase
> master runs at.</description>
> > </property>
> > <property>
> > <name>hbase.master.info.port</name>
> > <value>15040</value>
> > </property>
> > <property>
> > <name>hbase.regionserver</name>
> > <value>0.0.0.0:10016</value>
> > </property>
> > <property>
> > <name>hbase.regionserver.info.port</name>
> > <value>15050</value>
> > </property>
> > <property>
> >
> <name>hbase.regionserver.class</name>
> >
> <value>org.apache.hadoop.hbase.ipc.IndexedRegionInterface</value>
> > <description>Admo uses indexed
> regions</description>
> > </property>
> > <property>
> >
> <name>hbase.regionserver.impl</name>
> >
> <value>org.apache.hadoop.hbase.regionserver.tableindexed.IndexedRegionServer</value>
> > <description>The implementation of
> the above interface</description>
> > </property>
> > </configuration>
> >
> >
> > --- On Mon, 1/4/10, stack <st...@duboce.net>
> wrote:
> >
> >> From: stack <st...@duboce.net>
> >> Subject: Re: IO Exception on startup
> >> To: hbase-user@hadoop.apache.org
> >> Date: Monday, January 4, 2010, 1:19 AM
> >> On Sun, Jan 3, 2010 at 1:08 AM, alaa
> >> nobani <al...@yahoo.com>
> >> wrote:
> >>
> >> > Hi, Yes Hbase is working but our application
> which
> >> uses hbase still not
> >> > able to connect to hbase and gives the
> following error
> >> on startup:
> >> >
> >> > 2010-01-03 02:56:41,809 INFO [main]
> >> > hbase.client.HConnectionManager$TableServers
> >> (HConnectionManager.java:336) -
> >> > getMaster attempt 7 of 10 failed; retrying
> after sleep
> >> of 16000
> >> > java.io.IOException:
> >> >
> >>
> org.apache.zookeeper.KeeperException$ConnectionLossException:
> >> > KeeperErrorCode = ConnectionLoss for
> /hbase/master
> >> > at
> >> >
> >>
> org.apache.hadoop.hbase.zookeeper.ZooKeeperWrapper.readAddressOrThrow(ZooKeeperWrapper.java:331)
> >> > at
> >> >
> >>
> org.apache.hadoop.hbase.zookeeper.ZooKeeperWrapper.readMasterAddressOrThrow(ZooKeeperWrapper.java:240)
> >> > at
> >> >
> >>
> org.apache.hadoop.hbase.client.HConnectionManager$TableServers.getMaster(HConnectionManager.java:318)
> >> > at
> >> >
> >>
> org.apache.hadoop.hbase.client.HBaseAdmin.<init>(HBaseAdmin.java:72)
> >> >
> >> >
> >> > Do you suggest anything may cause this
> exception ??
> >> what we should look
> >> > for?
> >> >
> >>
> >> Looks like client machine is not able to connect
> to
> >> zk. It has an
> >> hbase-site.xml w/ the proper zk ensemble members
> listed in
> >> its CLASSPATH?
> >>
> >> St.Ack
> >>
> >>
> >>
> >>
> >> >
> >> > Thanks.
> >> >
> >> >
> >> > --- On Thu, 12/31/09, Jean-Daniel Cryans
> <jd...@apache.org>
> >> wrote:
> >> >
> >> > > From: Jean-Daniel Cryans <jd...@apache.org>
> >> > > Subject: Re: IO Exception on startup
> >> > > To: hbase-user@hadoop.apache.org
> >> > > Date: Thursday, December 31, 2009, 9:16
> PM
> >> > > This exception happens normally in
> >> > > the current release but it usually
> >> > > doesn't appear on the command line. I
> cleaned it
> >> up for the
> >> > > next
> >> > > release.
> >> > >
> >> > > HBase should still be working.
> >> > >
> >> > > J-D
> >> > >
> >> > > On Thu, Dec 31, 2009 at 1:36 AM, alaa
> nobani
> >> <al...@yahoo.com>
> >> > > wrote:
> >> > > > 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
> <zj...@gmail.com>
> >> > > wrote:
> >> > > >
> >> > > >> From: Jeff Zhang <zj...@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
> >> > > <al...@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.
> >> > > >> >
> >> > > >> >
> >> > > >> >
> >> > > >> >
> >> > > >>
> >> > > >
> >> > > >
> >> > > >
> >> > > >
> >> > >
> >> >
> >> >
> >> >
> >> >
> >>
> >
> >
> >
> >
>
Re: IO Exception on startup
Posted by Jean-Daniel Cryans <jd...@apache.org>.
Per http://hadoop.apache.org/hbase/docs/r0.20.2/api/overview-summary.html#fully-distrib
hbase.master isn't specified there anymore. You must set
hbase.zookeeper.quorum which by default is "localhost".
J-D
On Mon, Jan 4, 2010 at 12:42 AM, alaa nobani <al...@yahoo.com> wrote:
> Hi, yes we have hbase-site.xml with the following entries:
>
> <configuration>
> <property>
> <name>hbase.rootdir</name>
> <value>hdfs://localhost:10011/hbase</value>
> <description>The directory shared by region servers.
> </description>
> </property>
> <property>
> <name>hbase.master</name>
> <value>localhost:10015</value>
> <description>The host and port that the HBase master runs at.</description>
> </property>
> <property>
> <name>hbase.master.info.port</name>
> <value>15040</value>
> </property>
> <property>
> <name>hbase.regionserver</name>
> <value>0.0.0.0:10016</value>
> </property>
> <property>
> <name>hbase.regionserver.info.port</name>
> <value>15050</value>
> </property>
> <property>
> <name>hbase.regionserver.class</name>
> <value>org.apache.hadoop.hbase.ipc.IndexedRegionInterface</value>
> <description>Admo uses indexed regions</description>
> </property>
> <property>
> <name>hbase.regionserver.impl</name>
> <value>org.apache.hadoop.hbase.regionserver.tableindexed.IndexedRegionServer</value>
> <description>The implementation of the above interface</description>
> </property>
> </configuration>
>
>
> --- On Mon, 1/4/10, stack <st...@duboce.net> wrote:
>
>> From: stack <st...@duboce.net>
>> Subject: Re: IO Exception on startup
>> To: hbase-user@hadoop.apache.org
>> Date: Monday, January 4, 2010, 1:19 AM
>> On Sun, Jan 3, 2010 at 1:08 AM, alaa
>> nobani <al...@yahoo.com>
>> wrote:
>>
>> > Hi, Yes Hbase is working but our application which
>> uses hbase still not
>> > able to connect to hbase and gives the following error
>> on startup:
>> >
>> > 2010-01-03 02:56:41,809 INFO [main]
>> > hbase.client.HConnectionManager$TableServers
>> (HConnectionManager.java:336) -
>> > getMaster attempt 7 of 10 failed; retrying after sleep
>> of 16000
>> > java.io.IOException:
>> >
>> org.apache.zookeeper.KeeperException$ConnectionLossException:
>> > KeeperErrorCode = ConnectionLoss for /hbase/master
>> > at
>> >
>> org.apache.hadoop.hbase.zookeeper.ZooKeeperWrapper.readAddressOrThrow(ZooKeeperWrapper.java:331)
>> > at
>> >
>> org.apache.hadoop.hbase.zookeeper.ZooKeeperWrapper.readMasterAddressOrThrow(ZooKeeperWrapper.java:240)
>> > at
>> >
>> org.apache.hadoop.hbase.client.HConnectionManager$TableServers.getMaster(HConnectionManager.java:318)
>> > at
>> >
>> org.apache.hadoop.hbase.client.HBaseAdmin.<init>(HBaseAdmin.java:72)
>> >
>> >
>> > Do you suggest anything may cause this exception ??
>> what we should look
>> > for?
>> >
>>
>> Looks like client machine is not able to connect to
>> zk. It has an
>> hbase-site.xml w/ the proper zk ensemble members listed in
>> its CLASSPATH?
>>
>> St.Ack
>>
>>
>>
>>
>> >
>> > Thanks.
>> >
>> >
>> > --- On Thu, 12/31/09, Jean-Daniel Cryans <jd...@apache.org>
>> wrote:
>> >
>> > > From: Jean-Daniel Cryans <jd...@apache.org>
>> > > Subject: Re: IO Exception on startup
>> > > To: hbase-user@hadoop.apache.org
>> > > Date: Thursday, December 31, 2009, 9:16 PM
>> > > This exception happens normally in
>> > > the current release but it usually
>> > > doesn't appear on the command line. I cleaned it
>> up for the
>> > > next
>> > > release.
>> > >
>> > > HBase should still be working.
>> > >
>> > > J-D
>> > >
>> > > On Thu, Dec 31, 2009 at 1:36 AM, alaa nobani
>> <al...@yahoo.com>
>> > > wrote:
>> > > > Zookeper is started , actually this
>> exception is
>> > > thrown after starting the master, here is the
>> complete
>> > > output i got when starting hbase:
>> > > >
>> > > > localhost: starting zookeeper, logging to
>> > >
>> >
>> /home/admo40/hbase-0.20.2/bin/../logs/hbase-admo40-zookeeper-mail.kalimat-maktoob.com.out
>> > > > starting master, logging to
>> > >
>> >
>> /home/admo40/hbase-0.20.2/bin/../logs/hbase-admo40-master-mail.kalimat-maktoob.com.out
>> > > > java.io.IOException:
>> > >
>> org.apache.zookeeper.KeeperException$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 <zj...@gmail.com>
>> > > wrote:
>> > > >
>> > > >> From: Jeff Zhang <zj...@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
>> > > <al...@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.
>> > > >> >
>> > > >> >
>> > > >> >
>> > > >> >
>> > > >>
>> > > >
>> > > >
>> > > >
>> > > >
>> > >
>> >
>> >
>> >
>> >
>>
>
>
>
>
Re: IO Exception on startup
Posted by alaa nobani <al...@yahoo.com>.
Hi, yes we have hbase-site.xml with the following entries:
<configuration>
<property>
<name>hbase.rootdir</name>
<value>hdfs://localhost:10011/hbase</value>
<description>The directory shared by region servers.
</description>
</property>
<property>
<name>hbase.master</name>
<value>localhost:10015</value>
<description>The host and port that the HBase master runs at.</description>
</property>
<property>
<name>hbase.master.info.port</name>
<value>15040</value>
</property>
<property>
<name>hbase.regionserver</name>
<value>0.0.0.0:10016</value>
</property>
<property>
<name>hbase.regionserver.info.port</name>
<value>15050</value>
</property>
<property>
<name>hbase.regionserver.class</name>
<value>org.apache.hadoop.hbase.ipc.IndexedRegionInterface</value>
<description>Admo uses indexed regions</description>
</property>
<property>
<name>hbase.regionserver.impl</name>
<value>org.apache.hadoop.hbase.regionserver.tableindexed.IndexedRegionServer</value>
<description>The implementation of the above interface</description>
</property>
</configuration>
--- On Mon, 1/4/10, stack <st...@duboce.net> wrote:
> From: stack <st...@duboce.net>
> Subject: Re: IO Exception on startup
> To: hbase-user@hadoop.apache.org
> Date: Monday, January 4, 2010, 1:19 AM
> On Sun, Jan 3, 2010 at 1:08 AM, alaa
> nobani <al...@yahoo.com>
> wrote:
>
> > Hi, Yes Hbase is working but our application which
> uses hbase still not
> > able to connect to hbase and gives the following error
> on startup:
> >
> > 2010-01-03 02:56:41,809 INFO [main]
> > hbase.client.HConnectionManager$TableServers
> (HConnectionManager.java:336) -
> > getMaster attempt 7 of 10 failed; retrying after sleep
> of 16000
> > java.io.IOException:
> >
> org.apache.zookeeper.KeeperException$ConnectionLossException:
> > KeeperErrorCode = ConnectionLoss for /hbase/master
> > at
> >
> org.apache.hadoop.hbase.zookeeper.ZooKeeperWrapper.readAddressOrThrow(ZooKeeperWrapper.java:331)
> > at
> >
> org.apache.hadoop.hbase.zookeeper.ZooKeeperWrapper.readMasterAddressOrThrow(ZooKeeperWrapper.java:240)
> > at
> >
> org.apache.hadoop.hbase.client.HConnectionManager$TableServers.getMaster(HConnectionManager.java:318)
> > at
> >
> org.apache.hadoop.hbase.client.HBaseAdmin.<init>(HBaseAdmin.java:72)
> >
> >
> > Do you suggest anything may cause this exception ??
> what we should look
> > for?
> >
>
> Looks like client machine is not able to connect to
> zk. It has an
> hbase-site.xml w/ the proper zk ensemble members listed in
> its CLASSPATH?
>
> St.Ack
>
>
>
>
> >
> > Thanks.
> >
> >
> > --- On Thu, 12/31/09, Jean-Daniel Cryans <jd...@apache.org>
> wrote:
> >
> > > From: Jean-Daniel Cryans <jd...@apache.org>
> > > Subject: Re: IO Exception on startup
> > > To: hbase-user@hadoop.apache.org
> > > Date: Thursday, December 31, 2009, 9:16 PM
> > > This exception happens normally in
> > > the current release but it usually
> > > doesn't appear on the command line. I cleaned it
> up for the
> > > next
> > > release.
> > >
> > > HBase should still be working.
> > >
> > > J-D
> > >
> > > On Thu, Dec 31, 2009 at 1:36 AM, alaa nobani
> <al...@yahoo.com>
> > > wrote:
> > > > 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$NoNodeException:
> > > KeeperErrorCode = NoNode for /hbase/master
> > > > at
> > >
> >
> org.apache.hadoop.hbase.zookeeper.ZooKeeperWrapper.readAddressOrThrow(ZooKeeperWrapper.java:332)
> > > > at
> > >
> >
> org.apache.hadoop.hbase.zookeeper.ZooKeeperWrapper.readAddress(ZooKeeperWrapper.java:318)
> > > > at
> > >
> >
> org.apache.hadoop.hbase.zookeeper.ZooKeeperWrapper.readMasterAddress(ZooKeeperWrapper.java:250)
> > > > at
> > >
> >
> org.apache.hadoop.hbase.master.ZKMasterAddressWatcher.waitForMasterAddressAvailability(ZKMasterAddressWatcher.java:82)
> > > > at
> > >
> >
> org.apache.hadoop.hbase.master.HMaster.writeAddressToZooKeeper(HMaster.java:267)
> > > > at
> > >
> org.apache.hadoop.hbase.master.HMaster.<init>(HMaster.java:254)
> > > > at
> > >
> >
> org.apache.hadoop.hbase.LocalHBaseCluster.<init>(LocalHBaseCluster.java:94)
> > > > at
> > >
> >
> org.apache.hadoop.hbase.LocalHBaseCluster.<init>(LocalHBaseCluster.java:78)
> > > > at
> > >
> org.apache.hadoop.hbase.master.HMaster.doMain(HMaster.java:1214)
> > > > localhost: starting regionserver, logging
> to
> > >
> >
> /home/admo40/hbase-0.20.2/bin/../logs/hbase-admo40-regionserver-mail.kalimat-maktoob.com.out
> > > >
> > > >
> > > >
> > > > --- On Thu, 12/31/09, Jeff Zhang <zj...@gmail.com>
> > > wrote:
> > > >
> > > >> From: Jeff Zhang <zj...@gmail.com>
> > > >> Subject: Re: IO Exception on startup
> > > >> To: hbase-user@hadoop.apache.org
> > > >> Date: Thursday, December 31, 2009, 11:18
> AM
> > > >> The zookeeper is not started ?
> > > >>
> > > >>
> > > >> Jeff Zhang
> > > >>
> > > >>
> > > >>
> > > >> On Thu, Dec 31, 2009 at 12:33 AM, alaa
> nobani
> > > <al...@yahoo.com>
> > > >> wrote:
> > > >>
> > > >> > Hi,
> > > >> > Any one can recognize the following
> exception
> > > am
> > > >> getting when starting
> > > >> > hbase and help me fix it:
> > > >> >
> > > >> > java.io.IOException:
> > > >>
> > >
> org.apache.zookeeper.KeeperException$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.
> > > >> >
> > > >> >
> > > >> >
> > > >> >
> > > >>
> > > >
> > > >
> > > >
> > > >
> > >
> >
> >
> >
> >
>
Re: IO Exception on startup
Posted by stack <st...@duboce.net>.
On Sun, Jan 3, 2010 at 1:08 AM, alaa nobani <al...@yahoo.com> wrote:
> Hi, Yes Hbase is working but our application which uses hbase still not
> able to connect to hbase and gives the following error on startup:
>
> 2010-01-03 02:56:41,809 INFO [main]
> hbase.client.HConnectionManager$TableServers (HConnectionManager.java:336) -
> getMaster attempt 7 of 10 failed; retrying after sleep of 16000
> java.io.IOException:
> org.apache.zookeeper.KeeperException$ConnectionLossException:
> KeeperErrorCode = ConnectionLoss for /hbase/master
> at
> org.apache.hadoop.hbase.zookeeper.ZooKeeperWrapper.readAddressOrThrow(ZooKeeperWrapper.java:331)
> at
> org.apache.hadoop.hbase.zookeeper.ZooKeeperWrapper.readMasterAddressOrThrow(ZooKeeperWrapper.java:240)
> at
> org.apache.hadoop.hbase.client.HConnectionManager$TableServers.getMaster(HConnectionManager.java:318)
> at
> org.apache.hadoop.hbase.client.HBaseAdmin.<init>(HBaseAdmin.java:72)
>
>
> Do you suggest anything may cause this exception ?? what we should look
> for?
>
Looks like client machine is not able to connect to zk. It has an
hbase-site.xml w/ the proper zk ensemble members listed in its CLASSPATH?
St.Ack
>
> Thanks.
>
>
> --- On Thu, 12/31/09, Jean-Daniel Cryans <jd...@apache.org> wrote:
>
> > From: Jean-Daniel Cryans <jd...@apache.org>
> > Subject: Re: IO Exception on startup
> > To: hbase-user@hadoop.apache.org
> > Date: Thursday, December 31, 2009, 9:16 PM
> > This exception happens normally in
> > the current release but it usually
> > doesn't appear on the command line. I cleaned it up for the
> > next
> > release.
> >
> > HBase should still be working.
> >
> > J-D
> >
> > On Thu, Dec 31, 2009 at 1:36 AM, alaa nobani <al...@yahoo.com>
> > wrote:
> > > Zookeper is started , actually this exception is
> > thrown after starting the master, here is the complete
> > output i got when starting hbase:
> > >
> > > localhost: starting zookeeper, logging to
> >
> /home/admo40/hbase-0.20.2/bin/../logs/hbase-admo40-zookeeper-mail.kalimat-maktoob.com.out
> > > starting master, logging to
> >
> /home/admo40/hbase-0.20.2/bin/../logs/hbase-admo40-master-mail.kalimat-maktoob.com.out
> > > java.io.IOException:
> > org.apache.zookeeper.KeeperException$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 <zj...@gmail.com>
> > wrote:
> > >
> > >> From: Jeff Zhang <zj...@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
> > <al...@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$NoNodeException:
> > >> > KeeperErrorCode = NoNode for /hbase/master
> > >> > at
> > >> >
> > >>
> >
> org.apache.hadoop.hbase.zookeeper.ZooKeeperWrapper.readAddressOrThrow(ZooKeeperWrapper.java:332)
> > >> > at
> > >> >
> > >>
> >
> org.apache.hadoop.hbase.zookeeper.ZooKeeperWrapper.readAddress(ZooKeeperWrapper.java:318)
> > >> > at
> > >> >
> > >>
> >
> org.apache.hadoop.hbase.zookeeper.ZooKeeperWrapper.readMasterAddress(ZooKeeperWrapper.java:250)
> > >> > at
> > >> >
> > >>
> >
> org.apache.hadoop.hbase.master.ZKMasterAddressWatcher.waitForMasterAddressAvailability(ZKMasterAddressWatcher.java:82)
> > >> > at
> > >> >
> > >>
> >
> org.apache.hadoop.hbase.master.HMaster.writeAddressToZooKeeper(HMaster.java:267)
> > >> > at
> > >>
> > org.apache.hadoop.hbase.master.HMaster.<init>(HMaster.java:254)
> > >> > at
> > >> >
> > >>
> >
> org.apache.hadoop.hbase.LocalHBaseCluster.<init>(LocalHBaseCluster.java:94)
> > >> > at
> > >> >
> > >>
> >
> org.apache.hadoop.hbase.LocalHBaseCluster.<init>(LocalHBaseCluster.java:78)
> > >> > at
> > >>
> > org.apache.hadoop.hbase.master.HMaster.doMain(HMaster.java:1214)
> > >> >
> > >> >
> > >> > Thanks.
> > >> >
> > >> >
> > >> >
> > >> >
> > >>
> > >
> > >
> > >
> > >
> >
>
>
>
>
Re: IO Exception on startup
Posted by alaa nobani <al...@yahoo.com>.
Hi, Yes Hbase is working but our application which uses hbase still not able to connect to hbase and gives the following error on startup:
2010-01-03 02:56:41,809 INFO [main] hbase.client.HConnectionManager$TableServers (HConnectionManager.java:336) - getMaster attempt 7 of 10 failed; retrying after sleep of 16000
java.io.IOException: org.apache.zookeeper.KeeperException$ConnectionLossException: KeeperErrorCode = ConnectionLoss for /hbase/master
at org.apache.hadoop.hbase.zookeeper.ZooKeeperWrapper.readAddressOrThrow(ZooKeeperWrapper.java:331)
at org.apache.hadoop.hbase.zookeeper.ZooKeeperWrapper.readMasterAddressOrThrow(ZooKeeperWrapper.java:240)
at org.apache.hadoop.hbase.client.HConnectionManager$TableServers.getMaster(HConnectionManager.java:318)
at org.apache.hadoop.hbase.client.HBaseAdmin.<init>(HBaseAdmin.java:72)
Do you suggest anything may cause this exception ?? what we should look for?
Thanks.
--- On Thu, 12/31/09, Jean-Daniel Cryans <jd...@apache.org> wrote:
> From: Jean-Daniel Cryans <jd...@apache.org>
> Subject: Re: IO Exception on startup
> To: hbase-user@hadoop.apache.org
> Date: Thursday, December 31, 2009, 9:16 PM
> This exception happens normally in
> the current release but it usually
> doesn't appear on the command line. I cleaned it up for the
> next
> release.
>
> HBase should still be working.
>
> J-D
>
> On Thu, Dec 31, 2009 at 1:36 AM, alaa nobani <al...@yahoo.com>
> wrote:
> > 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$NoNodeException:
> KeeperErrorCode = NoNode for /hbase/master
> > at
> org.apache.hadoop.hbase.zookeeper.ZooKeeperWrapper.readAddressOrThrow(ZooKeeperWrapper.java:332)
> > at
> org.apache.hadoop.hbase.zookeeper.ZooKeeperWrapper.readAddress(ZooKeeperWrapper.java:318)
> > at
> org.apache.hadoop.hbase.zookeeper.ZooKeeperWrapper.readMasterAddress(ZooKeeperWrapper.java:250)
> > at
> org.apache.hadoop.hbase.master.ZKMasterAddressWatcher.waitForMasterAddressAvailability(ZKMasterAddressWatcher.java:82)
> > at
> org.apache.hadoop.hbase.master.HMaster.writeAddressToZooKeeper(HMaster.java:267)
> > at
> org.apache.hadoop.hbase.master.HMaster.<init>(HMaster.java:254)
> > at
> org.apache.hadoop.hbase.LocalHBaseCluster.<init>(LocalHBaseCluster.java:94)
> > at
> org.apache.hadoop.hbase.LocalHBaseCluster.<init>(LocalHBaseCluster.java:78)
> > at
> org.apache.hadoop.hbase.master.HMaster.doMain(HMaster.java:1214)
> > localhost: starting regionserver, logging to
> /home/admo40/hbase-0.20.2/bin/../logs/hbase-admo40-regionserver-mail.kalimat-maktoob.com.out
> >
> >
> >
> > --- On Thu, 12/31/09, Jeff Zhang <zj...@gmail.com>
> wrote:
> >
> >> From: Jeff Zhang <zj...@gmail.com>
> >> Subject: Re: IO Exception on startup
> >> To: hbase-user@hadoop.apache.org
> >> Date: Thursday, December 31, 2009, 11:18 AM
> >> The zookeeper is not started ?
> >>
> >>
> >> Jeff Zhang
> >>
> >>
> >>
> >> On Thu, Dec 31, 2009 at 12:33 AM, alaa nobani
> <al...@yahoo.com>
> >> wrote:
> >>
> >> > Hi,
> >> > Any one can recognize the following exception
> am
> >> getting when starting
> >> > hbase and help me fix it:
> >> >
> >> > java.io.IOException:
> >>
> org.apache.zookeeper.KeeperException$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.
> >> >
> >> >
> >> >
> >> >
> >>
> >
> >
> >
> >
>
Re: IO Exception on startup
Posted by Jean-Daniel Cryans <jd...@apache.org>.
This exception happens normally in the current release but it usually
doesn't appear on the command line. I cleaned it up for the next
release.
HBase should still be working.
J-D
On Thu, Dec 31, 2009 at 1:36 AM, alaa nobani <al...@yahoo.com> wrote:
> 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$NoNodeException: KeeperErrorCode = NoNode for /hbase/master
> at org.apache.hadoop.hbase.zookeeper.ZooKeeperWrapper.readAddressOrThrow(ZooKeeperWrapper.java:332)
> at org.apache.hadoop.hbase.zookeeper.ZooKeeperWrapper.readAddress(ZooKeeperWrapper.java:318)
> at org.apache.hadoop.hbase.zookeeper.ZooKeeperWrapper.readMasterAddress(ZooKeeperWrapper.java:250)
> at org.apache.hadoop.hbase.master.ZKMasterAddressWatcher.waitForMasterAddressAvailability(ZKMasterAddressWatcher.java:82)
> at org.apache.hadoop.hbase.master.HMaster.writeAddressToZooKeeper(HMaster.java:267)
> at org.apache.hadoop.hbase.master.HMaster.<init>(HMaster.java:254)
> at org.apache.hadoop.hbase.LocalHBaseCluster.<init>(LocalHBaseCluster.java:94)
> at org.apache.hadoop.hbase.LocalHBaseCluster.<init>(LocalHBaseCluster.java:78)
> at org.apache.hadoop.hbase.master.HMaster.doMain(HMaster.java:1214)
> localhost: starting regionserver, logging to /home/admo40/hbase-0.20.2/bin/../logs/hbase-admo40-regionserver-mail.kalimat-maktoob.com.out
>
>
>
> --- On Thu, 12/31/09, Jeff Zhang <zj...@gmail.com> wrote:
>
>> From: Jeff Zhang <zj...@gmail.com>
>> Subject: Re: IO Exception on startup
>> To: hbase-user@hadoop.apache.org
>> Date: Thursday, December 31, 2009, 11:18 AM
>> The zookeeper is not started ?
>>
>>
>> Jeff Zhang
>>
>>
>>
>> On Thu, Dec 31, 2009 at 12:33 AM, alaa nobani <al...@yahoo.com>
>> wrote:
>>
>> > Hi,
>> > Any one can recognize the following exception am
>> getting when starting
>> > hbase and help me fix it:
>> >
>> > java.io.IOException:
>> org.apache.zookeeper.KeeperException$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.
>> >
>> >
>> >
>> >
>>
>
>
>
>
Re: IO Exception on startup
Posted by alaa nobani <al...@yahoo.com>.
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$NoNodeException: KeeperErrorCode = NoNode for /hbase/master
at org.apache.hadoop.hbase.zookeeper.ZooKeeperWrapper.readAddressOrThrow(ZooKeeperWrapper.java:332)
at org.apache.hadoop.hbase.zookeeper.ZooKeeperWrapper.readAddress(ZooKeeperWrapper.java:318)
at org.apache.hadoop.hbase.zookeeper.ZooKeeperWrapper.readMasterAddress(ZooKeeperWrapper.java:250)
at org.apache.hadoop.hbase.master.ZKMasterAddressWatcher.waitForMasterAddressAvailability(ZKMasterAddressWatcher.java:82)
at org.apache.hadoop.hbase.master.HMaster.writeAddressToZooKeeper(HMaster.java:267)
at org.apache.hadoop.hbase.master.HMaster.<init>(HMaster.java:254)
at org.apache.hadoop.hbase.LocalHBaseCluster.<init>(LocalHBaseCluster.java:94)
at org.apache.hadoop.hbase.LocalHBaseCluster.<init>(LocalHBaseCluster.java:78)
at org.apache.hadoop.hbase.master.HMaster.doMain(HMaster.java:1214)
localhost: starting regionserver, logging to /home/admo40/hbase-0.20.2/bin/../logs/hbase-admo40-regionserver-mail.kalimat-maktoob.com.out
--- On Thu, 12/31/09, Jeff Zhang <zj...@gmail.com> wrote:
> From: Jeff Zhang <zj...@gmail.com>
> Subject: Re: IO Exception on startup
> To: hbase-user@hadoop.apache.org
> Date: Thursday, December 31, 2009, 11:18 AM
> The zookeeper is not started ?
>
>
> Jeff Zhang
>
>
>
> On Thu, Dec 31, 2009 at 12:33 AM, alaa nobani <al...@yahoo.com>
> wrote:
>
> > Hi,
> > Any one can recognize the following exception am
> getting when starting
> > hbase and help me fix it:
> >
> > java.io.IOException:
> org.apache.zookeeper.KeeperException$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.
> >
> >
> >
> >
>
Re: IO Exception on startup
Posted by Jeff Zhang <zj...@gmail.com>.
The zookeeper is not started ?
Jeff Zhang
On Thu, Dec 31, 2009 at 12:33 AM, alaa nobani <al...@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.
>
>
>
>