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HBase >> mail # user >> Cannot Run HBase + Hadoop on a single Node Cluster - Hdfs Problem


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Florent G. 2011-05-19, 16:18
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Re: Cannot Run HBase + Hadoop on a single Node Cluster - Hdfs Problem
It looks like your region server isn't connected to zookeeper. Can you
find a line in your region server log that looks like this:

INFO org.apache.zookeeper.ClientCnxn: Attempting connection to server
localhost/127.0.0.1:2181

-Joey

On Thu, May 19, 2011 at 9:18 AM, Florent G. <[EMAIL PROTECTED]> wrote:
>
> Hi,
> I am trying to run Haddop (hadoop-0.20.203.0) with Hbase (hbase-0.20.6) on a
> single node cluster in localhost.
> Hadoop start is ok without any errors but when i start Hbase :
> Master is running but cannot see any .ROOT. Table.
>
> I think it is maybe a problem on the hdfs settings from any of the
> components i quoted up there.
> I join you my logs.
> Last point (but not the least) : when i stop hbase, master doesn't answer
> and i have to kill it manually !
> Hope somebody will have the perfect solution for me !!
> Thx ++
>                                      hbase-hadoop-master-desktop.log :
>
> 2011-05-19 18:16:37,720 INFO org.apache.zookeeper.ZooKeeper: Client
> environment:java.io.tmpdir=/tmp
> 2011-05-19 18:16:37,720 INFO org.apache.zookeeper.ZooKeeper: Client
> environment:java.compiler=<NA>
> 2011-05-19 18:16:37,720 INFO org.apache.zookeeper.ZooKeeper: Client
> environment:os.name=Linux
> 2011-05-19 18:16:37,720 INFO org.apache.zookeeper.ZooKeeper: Client
> environment:os.arch=i386
> 2011-05-19 18:16:37,720 INFO org.apache.zookeeper.ZooKeeper: Client
> environment:os.version=2.6.32-24-generic
> 2011-05-19 18:16:37,720 INFO org.apache.zookeeper.ZooKeeper: Client
> environment:user.name=hadoop
> 2011-05-19 18:16:37,720 INFO org.apache.zookeeper.ZooKeeper: Client
> environment:user.home=/home/hadoop
> 2011-05-19 18:16:37,720 INFO org.apache.zookeeper.ZooKeeper: Client
> environment:user.dir=/home/hadoop/hbase-0.20.6
> 2011-05-19 18:16:37,721 INFO org.apache.zookeeper.ZooKeeper: Initiating
> client connection, connectString=localhost:2181 sessionTimeout=60000
> watcher=Thread[Thread-1,5,main]
> 2011-05-19 18:16:37,722 INFO org.apache.zookeeper.ClientCnxn:
> zookeeper.disableAutoWatchReset is false
> 2011-05-19 18:16:37,742 INFO org.apache.zookeeper.ClientCnxn: Attempting
> connection to server localhost/127.0.0.1:2181
> 2011-05-19 18:16:37,772 INFO org.apache.zookeeper.ClientCnxn: Priming
> connection to java.nio.channels.SocketChannel[connected
> local=/127.0.0.1:51311 remote=localhost/127.0.0.1:2181]
> 2011-05-19 18:16:37,781 INFO org.apache.zookeeper.ClientCnxn: Server
> connection successful
> 2011-05-19 18:16:37,811 DEBUG org.apache.hadoop.hbase.master.HMaster: Got
> event None with path null
> 2011-05-19 18:16:37,821 DEBUG org.apache.zookeeper.ClientCnxn: Reading reply
> sessionid:0x130090a90d10001, packet:: clientPath:null serverPath:null
> finished:false header:: -8,101  replyHeader:: -8,53,0  request::
> 0,v{},v{},v{}  response:: null
> 2011-05-19 18:16:37,831 INFO org.apache.hadoop.hbase.master.RegionManager:
> -ROOT- region unset (but not set to be reassigned)
> 2011-05-19 18:16:37,832 INFO org.apache.hadoop.hbase.master.RegionManager:
> ROOT inserted into regionsInTransition
> 2011-05-19 18:16:38,074 DEBUG org.apache.zookeeper.ClientCnxn: Reading reply
> sessionid:0x130090a90d10001, packet:: clientPath:null serverPath:null
> finished:false header:: 1,4  replyHeader:: 1,53,-101  request::
> '/hbase/master,T  response::
> 2011-05-19 18:16:38,129 DEBUG
> org.apache.hadoop.hbase.zookeeper.ZooKeeperWrapper: Failed to read:
> org.apache.zookeeper.KeeperException$NoNodeException: KeeperErrorCode > NoNode for /hbase/master
> 2011-05-19 18:16:38,135 DEBUG org.apache.zookeeper.ClientCnxn: Reading reply
> sessionid:0x130090a90d10001, packet:: clientPath:null serverPath:null
> finished:false header:: 2,3  replyHeader:: 2,53,0  request:: '/hbase,F
> response:: s{12,12,1305801043560,1305801043560,0,11,0,0,0,1,50}
> 2011-05-19 18:16:38,157 DEBUG org.apache.zookeeper.ClientCnxn: Reading reply
> sessionid:0x130090a90d10001, packet:: clientPath:null serverPath:null
> finished:false header:: 3,1  replyHeader:: 3,54,0  request::

Joseph Echeverria
Cloudera, Inc.
443.305.9434
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