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HBase >> mail # user >> Please help me how and when to catch java.net.ConnectException in case hbase is not running as it goes on connecting with hbase


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Re: Please help me how and when to catch java.net.ConnectException in case hbase is not running as it goes on connecting with hbase
The second sentence below seems incomplete.

Can you give us more information (such as zookeeper log) ?

Thanks

On Thu, Mar 28, 2013 at 3:26 AM, gaurhari dass <[EMAIL PROTECTED]>wrote:

> I am using hbase .94.5 version ,I havent mentioned in class path
>
> On Thu, Mar 28, 2013 at 5:01 AM, Ted Yu <[EMAIL PROTECTED]> wrote:
>
> > bq. org.apache.hadoop.hbase.zookeeper.RecoverableZooKeeper.exists(
> > RecoverableZooKeeper.java:172)
> >
> > The exception showed problem connecting to zookeeper.
> > Is hbase-site.xml on the classpath of your app ?
> >
> > If so, please check (and pastebin) zookeeper log.
> >
> > Providing HBase version would be useful as well.
> >
> > On Tue, Mar 26, 2013 at 12:24 AM, gaurhari dass <[EMAIL PROTECTED]
> > >wrote:
> >
> > > 13/03/26 12:46:14 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:592)
> > >     at
> > >
> > >
> >
> org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:350)
> > >     at
> > org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1068)
> > > 13/03/26 12:46:16 INFO zookeeper.ClientCnxn: Opening socket connection
> to
> > > server localhost/127.0.0.1:2181. Will not attempt to authenticate
> using
> > > SASL (unknown error)
> > > 13/03/26 12:46:16 WARN zookeeper.ClientCnxn: Session 0x0 for server
> null,
> > > unexpected error, closing socket connection and attempting reconnect
> > > java.net.ConnectException: Connection refused
> > >     at sun.nio.ch.SocketChannelImpl.checkConnect(Native Method)
> > >     at
> > > sun.nio.ch.SocketChannelImpl.finishConnect(SocketChannelImpl.java:592)
> > >     at
> > >
> > >
> >
> org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:350)
> > >     at
> > org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1068)
> > > 13/03/26 12:46:17 INFO zookeeper.ClientCnxn: Opening socket connection
> to
> > > server localhost/127.0.0.1:2181. Will not attempt to authenticate
> using
> > > SASL (unknown error)
> > > 13/03/26 12:46:17 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:592)
> > >     at
> > >
> > >
> >
> org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:350)
> > >     at
> > org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1068)
> > > 13/03/26 12:46:18 INFO zookeeper.ClientCnxn: Opening socket connection
> to
> > > server localhost/127.0.0.1:2181. Will not attempt to authenticate
> using
> > > SASL (unknown error)
> > > 13/03/26 12:46:18 WARN zookeeper.ClientCnxn: Session 0x0 for server
> null,
> > > unexpected error, closing socket connection and attempting reconnect
> > > java.net.ConnectException: Connection refused
> > >     at sun.nio.ch.SocketChannelImpl.checkConnect(Native Method)
> > >     at
> > > sun.nio.ch.SocketChannelImpl.finishConnect(SocketChannelImpl.java:592)
> > >     at
> > >
> > >
> >
> org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:350)
> > >     at
> > org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1068)
> > > 13/03/26 12:46:19 INFO zookeeper.ClientCnxn: Opening socket connection
> to
> > > server localhost/127.0.0.1:2181. Will not attempt to authenticate
> using
> > > SASL (unknown error)
> > > 13/03/26 12:46:19 WARN zookeeper.ClientCnxn: Session 0x0 for server
> null,
> > > unexpected error, closing socket connection and attempting reconnect
> > > java.net.ConnectException: Connection refused