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Re: HBase Client connect to remote HBase
2010/12/23 King JKing <[EMAIL PROTECTED]>

> My HBase is running in standalone mode. Can HBase Client connect to a
> remote
> HBase (running in standalone mode)?
>

Yes. Propblem is in incorrect dns/hosts configuration. Remote client can't
reach your server,
because HBase uses incorrect address.
>
> On Thu, Dec 23, 2010 at 3:44 PM, Andrey Stepachev <[EMAIL PROTECTED]>
> wrote:
>
> > As you see, Region servers and master reigsted on 127.0.0.1, so clients
> > can't reach them.
> > Why it is i can't say. Only three things you can check:
> > 1. /etc/hosts, where you hostname should'n be 127.0.0.1
> > 2. hbas-site.xml in conf dir (try to specify ip address instead of
> > hostname)
> > 3. check you dns.
> >
> > 2010/12/23 King JKing <[EMAIL PROTECTED]>
> >
> > > HBase tree in ZooKeeper is rooted at /hbase
> > >  Cluster up? true
> > >  Master address: 127.0.0.1:60000
> > >  Region server holding ROOT: 127.0.0.1:15587
> > >  Region servers:
> > >    - 127.0.0.1:15587
> > >  Quorum Server Statistics:
> > >    - 10.30.12.182:2181
> > >        Zookeeper version: 3.3.1-942149, built on 05/07/2010 17:14 GMT
> > >        Clients:
> > >         /10.30.12.182:54064[1](queued=0,recved=28,sent=28)
> > >         /10.30.12.182:6253[1](queued=0,recved=10,sent=10)
> > >         /10.30.12.182:6254[0](queued=0,recved=1,sent=0)
> > >         /127.0.0.1:35308[1](queued=0,recved=17,sent=17)
> > >         /10.30.12.182:54066[1](queued=0,recved=16,sent=16)
> > >         /127.0.0.1:35318[1](queued=0,recved=13,sent=13)
> > >
> > >        Latency min/avg/max: 0/1/22
> > >        Received: 98
> > >        Sent: 97
> > >        Outstanding: 0
> > >        Zxid: 0xe
> > >        Mode: standalone
> > >
> > >        Node count: 10
> > >
> > >
> > >
> > > On Thu, Dec 23, 2010 at 3:35 PM, Andrey Stepachev <[EMAIL PROTECTED]>
> > > wrote:
> > >
> > > > Wey strange. Can you post
> > > > http://you_hbase_server:60010/zk.jsp<http://mars.nkb:60010/zk.jsp>
> (or
> > > > zk_dump from hbase shell)
> > > >
> > > > 2010/12/23 King JKing <[EMAIL PROTECTED]>
> > > >
> > > > > No. When I add your code to hbase-site.xml and restart HBase
> Server.
> > > When
> > > > I
> > > > > run HBase Client, client hang up.
> > > > >
> > > > > Here is some information on HBase server
> > > > >
> > > > > [root@ME-182 conf]# netstat -an|grep 60000
> > > > > tcp        0      0 ::ffff:127.0.0.1:60000      :::*
> > > > > LISTEN
> > > > > tcp        0      0 ::ffff:127.0.0.1:18965      ::ffff:
> > 127.0.0.1:60000
> > > > > ESTABLISHED
> > > > > tcp        0      0 ::ffff:127.0.0.1:60000      ::ffff:
> > 127.0.0.1:18965
> > > > > ESTABLISHED
> > > > >
> > > > >
> > > > > On Thu, Dec 23, 2010 at 3:17 PM, Andrey Stepachev <
> [EMAIL PROTECTED]>
> > > > > wrote:
> > > > >
> > > > > > Are the error lines the same as above? Can you post error here?
> > > > > >
> > > > > > 10/12/23 14:26:06 INFO ipc.HbaseRPC: Server at /127.0.0.1:45369
> > could
> > > > > not
> > > > > > be
> > > > > >
> > > > > > 2010/12/23 King JKing <[EMAIL PROTECTED]>
> > > > > >
> > > > > > > I had already config this parameter. But still error
> > > > > > >
> > > > > > > On Thu, Dec 23, 2010 at 2:48 PM, Andrey Stepachev <
> > > [EMAIL PROTECTED]>
> > > > > > > wrote:
> > > > > > >
> > > > > > > > Looks like in zookeeper stored wrong region server address.
> Try
> > > to
> > > > > > > specify
> > > > > > > > real address in hbase config
> > > > > > > > (hbase-site.xml in conf dir of hbase installation).
> > > > > > > >
> > > > > > > > something like this.
> > > > > > > >
> > > > > > > >   <property>
> > > > > > > >     <name>hbase.zookeeper.quorum</name>
> > > > > > > >     <value>you_host_or_ip</value>
> > > > > > > >     <description>Comma separated list of servers in the
> > ZooKeeper
> > > > > > Quorum.
> > > > > > > > </description>
> > > > > > > >  </property>
> > > > > > > >
> > > > > > > >
> > > > > > > > 2010/12/23 King JKing <[EMAIL PROTECTED]>
> > > > > > > >
> > > > > > > > > HBase and client are on the different machine