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 <[email protected]> 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 <[email protected]> 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 [email protected] > > 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 <[email protected]> > > 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 <[email protected]> > > 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 <[email protected] > > > > > > 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 <[email protected]> > > > > 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 < > > [email protected] > > > > > > > > > > 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 < > > [email protected]> > > > > > > wrote: > > > > > > > > > > > > > > > Thanks for the Reply Amandeep, > > > > > > > > > > > > > > > > I can access the web UI. > > > > > > > > > > > > > > > > > > > > > > > > On Fri, May 10, 2013 at 10:52 AM, Amandeep Khurana < > > > > [email protected] > > > > > > > > > > > > > > wrote: > > > > > > > > > > > > > > > > > What do the HBase logs say? Can you access the web UI? > > > > > > > > > > > > > > > > > > > > > > > > > > > On Thu, May 9, 2013 at 9:57 PM, naga raju < > > > [email protected] > > > > > > > > > > > > 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 < > > > > > > [email protected]> > > > > > > > > > > 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 < > > > [email protected]> > > > > > > > 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. > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > >
