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From Mohammad Tariq <donta...@gmail.com>
Subject Re: HBase Support
Date Fri, 10 May 2013 14:50:21 GMT
You are welcome Raju,

          There seems to be some connection related issue. Could you please
show me you hbase-site.xml?Have you added "hbase.zookeeper.quorum" in
it?Which version are you using?

Warm Regards,
Tariq
cloudfront.blogspot.com


On Fri, May 10, 2013 at 8:01 PM, naga raju <rajumuddana@gmail.com> wrote:

> Thank you Tariq,
>
> Have checked Hbase Master Logs(Which i have Provided to you).
>  Did you find any clue to identify what is the Problem.
>
> Thanks & Regards
> Raju.
>
>
> On Fri, May 10, 2013 at 7:01 PM, Mohammad Tariq <dontariq@gmail.com>
> wrote:
>
> > Hello Raju,
> >
> >       ZK logs should be there  at the same place as HMaster logs.
> >
> > Warm Regards,
> > Tariq
> > cloudfront.blogspot.com
> >
> >
> > On Fri, May 10, 2013 at 5:24 PM, naga raju <rajumuddana@gmail.com>
> wrote:
> >
> > > Thanks Tariq,
> > >
> > > I am Using hbase-0.92.1,
> > >
> > > This is some part of Hbase Master log file:
> > >
> > > 13/05/10 14:22:22 INFO zookeeper.ZooKeeper: Client
> > >
> > >
> >
> environment:java.library.path=/home/imadas/softs/hbase-0.92.1/bin/../lib/native/Linux-i386-32
> > > 13/05/10 14:22:22 INFO zookeeper.ZooKeeper: Client
> > > environment:java.io.tmpdir=/tmp
> > > 13/05/10 14:22:22 INFO zookeeper.ZooKeeper: Client
> > > environment:java.compiler=<NA>
> > > 13/05/10 14:22:22 INFO zookeeper.ZooKeeper: Client environment:os.name
> > > =Linux
> > > 13/05/10 14:22:22 INFO zookeeper.ZooKeeper: Client
> > environment:os.arch=i386
> > > 13/05/10 14:22:22 INFO zookeeper.ZooKeeper: Client
> > > environment:os.version=2.6.32-220.el6.i686
> > > 13/05/10 14:22:22 INFO zookeeper.ZooKeeper: Client environment:
> user.name
> > > =imadas
> > > 13/05/10 14:22:22 INFO zookeeper.ZooKeeper: Client
> > > environment:user.home=/home/imadas
> > > 13/05/10 14:22:22 INFO zookeeper.ZooKeeper: Client
> > > environment:user.dir=/home/imadas/softs/hbase-0.92.1
> > > 13/05/10 14:22:22 INFO zookeeper.ZooKeeper: Initiating client
> connection,
> > > connectString=127.0.0.1:2181 sessionTimeout=180000 watcher=hconnection
> > > 13/05/10 14:22:22 INFO zookeeper.ClientCnxn: Opening socket connection
> to
> > > server /127.0.0.1:2181
> > > 13/05/10 14:22:22 INFO zookeeper.RecoverableZooKeeper: The identifier
> of
> > > this process is 3145@localhost.localdomain
> > > 13/05/10 14:22:22 WARN client.ZooKeeperSaslClient: SecurityException:
> > > java.lang.SecurityException: Unable to locate a login configuration
> > > occurred when trying to find JAAS configuration.
> > > 13/05/10 14:22:22 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.
> > > 13/05/10 14:22:22 INFO zookeeper.ClientCnxn: Socket connection
> > established
> > > to localhost.localdomain/127.0.0.1:2181, initiating session
> > > 13/05/10 14:22:22 INFO zookeeper.ClientCnxn: Session establishment
> > complete
> > > on server localhost.localdomain/127.0.0.1:2181, sessionid =
> > > 0x13e8d9972b00004, negotiated timeout = 40000
> > >
> > >
> > >
> > > and kindly Tell me Where I can Found Zookeeper logs.
> > >
> > > Thanks & Regards.
> > > Raju.
> > >
> > >
> > > On Fri, May 10, 2013 at 4:14 PM, Mohammad Tariq <dontariq@gmail.com>
> > > wrote:
> > >
> > > > Hello Raju,
> > > >
> > > >       This means that there is some problem with the connection
> between
> > > > HMaster and ZK. Make sure all your Hbase daemons are running fine.
> > Which
> > > > version are you using?Also showing complete HMaster and ZK logs would
> > be
> > > > helpful.
> > > >
> > > > Warm Regards,
> > > > Tariq
> > > > cloudfront.blogspot.com
> > > >
> > > >
> > > > On Fri, May 10, 2013 at 11:54 AM, naga raju <rajumuddana@gmail.com>
> > > wrote:
> > > >
> > > > > ya I have checked Logs ,in those logs i found ..
> > > > >
> > > > >
> > > > > WARN client.ZooKeeperSaslClient: SecurityException:
> > > > > java.lang.SecurityException: Unable to locate a login configuration
> > > > > occurred when trying to find JAAS configuration.
> > > > >
> > > > > lient.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.
> > > > >
> > > > > WARN zookeeper.ClientCnxn: Session 0x0 for server null, unexpected
> > > error,
> > > > > closing socket connection and attempting reconnect
> > > > > java.net.ConnectException: Connection refused
> > > > >     at sun.nio.ch.SocketChannelImpl.checkConnect(Native Method)
> > > > >     at
> > > > >
> > sun.nio.ch.SocketChannelImpl.finishConnect(SocketChannelImpl.java:574)
> > > > >     at
> > > > >
> > > > >
> > > >
> > >
> >
> org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:286)
> > > > >     at
> > > > org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1035)
> > > > >
> > > > > WARN zookeeper.RecoverableZooKeeper: Possibly transient ZooKeeper
> > > > > exception:
> > > org.apache.zookeeper.KeeperException$ConnectionLossException:
> > > > > KeeperErrorCode = ConnectionLoss for /hbase/master
> > > > >
> > > > > What this means?
> > > > >
> > > > > Thanks & Regards.
> > > > > Raju.
> > > > >
> > > > >
> > > > > On Fri, May 10, 2013 at 11:37 AM, Amandeep Khurana <
> amansk@gmail.com
> > >
> > > > > wrote:
> > > > >
> > > > > > Look at your HBase logs. They will be in the $HBASE_HOME/logs
> > > > directory.
> > > > > > That might give some insight into what's going on.
> > > > > >
> > > > > >
> > > > > > On Thu, May 9, 2013 at 10:42 PM, naga raju <
> rajumuddana@gmail.com>
> > > > > wrote:
> > > > > >
> > > > > > > Thanks for your Guidance  Amandeep,
> > > > > > >
> > > > > > > I can re-start my application and which logs i have to
check.
> > > > > > >
> > > > > > > Thank & Regards
> > > > > > > Raju.
> > > > > > >
> > > > > > >
> > > > > > > On Fri, May 10, 2013 at 11:07 AM, Amandeep Khurana <
> > > amansk@gmail.com
> > > > >
> > > > > > > wrote:
> > > > > > >
> > > > > > > > Can you tell what the logs are saying? Did you try
to restart
> > > your
> > > > > > > > application?
> > > > > > > >
> > > > > > > >
> > > > > > > > On Thu, May 9, 2013 at 10:36 PM, naga raju <
> > > rajumuddana@gmail.com>
> > > > > > > wrote:
> > > > > > > >
> > > > > > > > > Thanks for the Reply Amandeep,
> > > > > > > > >
> > > > > > > > > I can access the web UI.
> > > > > > > > >
> > > > > > > > >
> > > > > > > > > On Fri, May 10, 2013 at 10:52 AM, Amandeep Khurana
<
> > > > > amansk@gmail.com
> > > > > > >
> > > > > > > > > wrote:
> > > > > > > > >
> > > > > > > > > > What do the HBase logs say? Can you access
the web UI?
> > > > > > > > > >
> > > > > > > > > >
> > > > > > > > > > On Thu, May 9, 2013 at 9:57 PM, naga raju
<
> > > > rajumuddana@gmail.com
> > > > > >
> > > > > > > > wrote:
> > > > > > > > > >
> > > > > > > > > > > I am running hbase on same(single)
system which i am
> > using
> > > to
> > > > > > > > > > development.
> > > > > > > > > > >
> > > > > > > > > > >
> > > > > > > > > > > On Fri, May 10, 2013 at 6:19 AM, Amandeep
Khurana <
> > > > > > > amansk@gmail.com>
> > > > > > > > > > > wrote:
> > > > > > > > > > >
> > > > > > > > > > > > Are you running HBase on your
local development box
> or
> > on
> > > > > some
> > > > > > > > server
> > > > > > > > > > > > outside and trying to connect
to it from your dev
> box?
> > > > > > > > > > > >
> > > > > > > > > > > >
> > > > > > > > > > > > On Thu, May 9, 2013 at 6:36 AM,
raju <
> > > > rajumuddana@gmail.com>
> > > > > > > > wrote:
> > > > > > > > > > > >
> > > > > > > > > > > > > Hi all,
> > > > > > > > > > > > >
> > > > > > > > > > > > >   I am New to Hbase(Hadoop),
and i am working on
> > hbase
> > > > with
> > > > > > > > > > standalone
> > > > > > > > > > > > > mode.My application running
well for some time,
> after
> > > > that
> > > > > it
> > > > > > > > > > displays
> > > > > > > > > > > > >
> > > > > > > > > > > > > INFO zookeeper.ClientCnxn:
Client session timed
> out,
> > > have
> > > > > not
> > > > > > > > heard
> > > > > > > > > > > from
> > > > > > > > > > > > > server in 29946ms for sessionid
0x13e88be25cc0004,
> > > > closing
> > > > > > > socket
> > > > > > > > > > > > > connection
> > > > > > > > > > > > > and attempting reconnect
> > > > > > > > > > > > > .....
> > > > > > > > > > > > > .....
> > > > > > > > > > > > >
> > > > > > > > > > > > > and continuing this message.Then
my application
> will
> > > not
> > > > > > > > > communicate
> > > > > > > > > > > with
> > > > > > > > > > > > > hbase.
> > > > > > > > > > > > >
> > > > > > > > > > > > > I have Searched in net,but
could not found any
> stuff
> > to
> > > > > > resolve
> > > > > > > > > this
> > > > > > > > > > > > > issue.Please guide me.
> > > > > > > > > > > > > I want to know...
> > > > > > > > > > > > >
> > > > > > > > > > > > > 1.what are the causes of
 Client session timed
> > out.(and
> > > > > > client
> > > > > > > > > > session
> > > > > > > > > > > > > scenario)
> > > > > > > > > > > > >
> > > > > > > > > > > > > 2.How zookeeper and master
and client will
> > communicate
> > > in
> > > > > > > > > standalone
> > > > > > > > > > > mode
> > > > > > > > > > > > > as
> > > > > > > > > > > > > well as in distributed mode.
> > > > > > > > > > > > >
> > > > > > > > > > > > > 3.If there are any configurations
to modify please
> > let
> > > me
> > > > > > know.
> > > > > > > > > > > > >
> > > > > > > > > > > > > Thanks & Regards.
> > > > > > > > > > > > > raju.
> > > > > > > > > > > > >
> > > > > > > > > > > > >
> > > > > > > > > > > >
> > > > > > > > > > >
> > > > > > > > > >
> > > > > > > > >
> > > > > > > >
> > > > > > >
> > > > > >
> > > > >
> > > >
> > >
> >
>

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