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From "Ananth T. Sarathy" <ananth.t.sara...@gmail.com>
Subject Re: Problem With Zookeeper
Date Wed, 13 Jan 2010 19:09:11 GMT
Master log

http://pastebin.com/m469d1b39

Zookeeper log
http://pastebin.com/m47f0503

region server

http://pastebin.com/m305fab14

Ananth T Sarathy


On Wed, Jan 13, 2010 at 2:02 PM, Jean-Daniel Cryans <jdcryans@apache.org>wrote:

> Looks like your master didn't register itself in zookeeper, you should
> look in its log.
>
> J-D
>
> On Wed, Jan 13, 2010 at 10:59 AM, Ananth T. Sarathy
> <ananth.t.sarathy@gmail.com> wrote:
> > ok, we got that to work and zookeeper is coming up, but now I am getting
> > something else... the regionserver are connecting cause  of
> >
> > 2010-01-13 13:57:56,029 WARN
> > org.apache.hadoop.hbase.regionserver.HRegionServer: Unable to read master
> > address from ZooKeeper. Retrying. Error was:
> > java.io.IOException:
> org.apache.zookeeper.KeeperException$NoNodeException:
> > KeeperErrorCode = NoNode for /hbase/master
> >        at
> >
> org.apache.hadoop.hbase.zookeeper.ZooKeeperWrapper.readAddressOrThrow(ZooKeeperWrapper.java:332)
> >        at
> >
> org.apache.hadoop.hbase.zookeeper.ZooKeeperWrapper.readMasterAddressOrThrow(ZooKeeperWrapper.java:240)
> >        at
> >
> org.apache.hadoop.hbase.regionserver.HRegionServer.getMaster(HRegionServer.java:1339)
> >        at
> >
> org.apache.hadoop.hbase.regionserver.HRegionServer.reportForDuty(HRegionServer.java:1371)
> >        at
> >
> org.apache.hadoop.hbase.regionserver.HRegionServer.run(HRegionServer.java:427)
> >        at java.lang.Thread.run(Thread.java:636)
> > Caused by: org.apache.zookeeper.KeeperException$NoNodeException:
> > KeeperErrorCode = NoNode for /hbase/master
> >        at
> > org.apache.zookeeper.KeeperException.create(KeeperException.java:102)
> >        at
> > org.apache.zookeeper.KeeperException.create(KeeperException.java:42)
> >        at org.apache.zookeeper.ZooKeeper.getData(ZooKeeper.java:892)
> >        at
> >
> org.apache.hadoop.hbase.zookeeper.ZooKeeperWrapper.readAddressOrThrow(ZooKeeperWrapper.java:328)
> >        ... 5 more
> >
> >
> > any ideas?
> > Ananth T Sarathy
> >
> >
> > On Wed, Jan 13, 2010 at 12:52 PM, Jean-Daniel Cryans <
> jdcryans@apache.org>wrote:
> >
> >> HBase 0.20.2 and previous only checked one address against the list
> >> that is provided, the one returned was the default Java knew of. It
> >> seems that in your case your /etc/hosts makes it that this machines
> >> resolves itself only as localhost. You can:
> >>
> >> 1) Try to fix your network configuration to have your machine always
> >> resolve by its hostname first, or
> >>
> >> 2) Use HBase 0.20.3RC1 which contains a fix that tries harder to match
> >> the address. You can get it here:
> >> http://people.apache.org/~jdcryans/hbase-0.20.3-candidate-1/<http://people.apache.org/%7Ejdcryans/hbase-0.20.3-candidate-1/>
> <http://people.apache.org/%7Ejdcryans/hbase-0.20.3-candidate-1/>
> >>
> >> Sorry for that,
> >>
> >> J-D
> >>
> >> On Wed, Jan 13, 2010 at 9:43 AM, Ananth T. Sarathy
> >> <ananth.t.sarathy@gmail.com> wrote:
> >> > I have Hbase.env set to manage Zookeeper. When I try to start hbase,
> the
> >> > zookeeper out says
> >> >
> >> > java.io.IOException: Could not find my address: localhost in list of
> >> > ZooKeeper quorum servers
> >> >        at
> >> >
> >>
> org.apache.hadoop.hbase.zookeeper.HQuorumPeer.writeMyID(HQuorumPeer.java:128)
> >> >        at
> >> >
> org.apache.hadoop.hbase.zookeeper.HQuorumPeer.main(HQuorumPeer.java:67)
> >> > ~
> >> >
> >> > in my hbase-site.xml
> >> >
> >> >  <property>
> >> >   <name>hbase.zookeeper.quorum</name>
> >> >   <value>gs2,gs3,gs4</value>
> >> >   <description>Comma separated list of servers in the ZooKeeper
> Quorum.
> >> >   For example, "host1.mydomain.com,host2.mydomain.com,
> host3.mydomain.com
> >> ".
> >> >   By default this is set to localhost for local and pseudo-distributed
> >> > modes
> >> >   of operation. For a fully-distributed setup, this should be set to a
> >> full
> >> >   list of ZooKeeper quorum servers. If HBASE_MANAGES_ZK is set in
> >> > hbase-env.sh
> >> >   this is the list of servers which we will start/stop ZooKeeper on.
> >> >   </description>
> >> >  </property>
> >> >
> >> > in my /etc/hosts
> >> >
> >> > # hostname gs2 added to /etc/hosts by anaconda
> >> > 127.0.0.1   localhost localhost.localdomain localhost4
> >> > localhost4.localdomain4 gs2
> >> > ::1         localhost localhost.localdomain localhost6
> >> > localhost6.localdomain6 gs2
> >> >
> >> > 192.168.20.101 gs1
> >> > 192.168.20.102 gs2
> >> > 192.168.20.103 gs3
> >> > 192.168.20.104 gs4
> >> > 192.168.20.105 gs5
> >> > 192.168.20.106 gs6
> >> > 192.168.20.107 gs7
> >> > 192.168.20.108 gs8
> >> > 192.168.20.110 gs10
> >> > 192.168.20.111 gs11
> >> > 192.168.20.112 gs12
> >> > 192.168.20.113 gs13
> >> > 192.168.20.114 gs14
> >> > 192.168.20.115 gs15
> >> > 192.168.20.116 gs16
> >> > 192.168.20.117 gs17
> >> >
> >> > am I missing something here? Why does it insist on localhost in the
> >> quorum
> >> > list? What do i need to do to unconfuse it?
> >> >
> >> >
> >> > Ananth T Sarathy
> >> >
> >>
> >
>

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