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From Dustine Rene Bernasor <dust...@thecyberguardian.com>
Subject Re: NameNode is failing to start
Date Thu, 14 Mar 2013 07:23:07 GMT
Hello,

Did you mean /var/run/hadoop/hdfs/namenode/formatted?

I cannot restart namenode from the UI. HDFS icon keeps on blinking
but the Start and Stop buttons are disabled.

Thanks.

Dustine


On 3/14/2013 3:17 PM, Mahadev Konar wrote:
> Hi Dustine,
>   Are you installing on a cluster that was already installed via
> Ambari? If yes, then remove this directory in
> /var/run/hadoop/hdfs/formatted and restart namenode from the the UI
> and it should work.
>
>   If not then its a bug and please create jira nad attach logs for
> Namenode/amabari agent and server.
>
> thanks
> mahadev
>
> On Thu, Mar 14, 2013 at 12:13 AM, Dustine Rene Bernasor
> <dustine@thecyberguardian.com> wrote:
>> Hello,
>>
>> I was installing Ambari 1.2.1. When I reach step 9, after the services are
>> installed,
>> NameNode cannot be started.
>>
>> The ff. exception appeared in the log
>>
>> 2013-03-14 10:58:00,426 ERROR
>> org.apache.hadoop.hdfs.server.namenode.FSNamesystem: FSNamesystem
>> initialization failed.
>> java.io.IOException: NameNode is not formatted.
>>          at
>> org.apache.hadoop.hdfs.server.namenode.FSImage.recoverTransitionRead(FSImage.java:330)
>>          at
>> org.apache.hadoop.hdfs.server.namenode.FSDirectory.loadFSImage(FSDirectory.java:100)
>>          at
>> org.apache.hadoop.hdfs.server.namenode.FSNamesystem.initialize(FSNamesystem.java:411)
>>          at
>> org.apache.hadoop.hdfs.server.namenode.FSNamesystem.<init>(FSNamesystem.java:379)
>>          at
>> org.apache.hadoop.hdfs.server.namenode.NameNode.initialize(NameNode.java:287)
>>          at
>> org.apache.hadoop.hdfs.server.namenode.NameNode.<init>(NameNode.java:548)
>>          at
>> org.apache.hadoop.hdfs.server.namenode.NameNode.createNameNode(NameNode.java:1431)
>>          at
>> org.apache.hadoop.hdfs.server.namenode.NameNode.main(NameNode.java:1440)
>> 2013-03-14 10:58:00,427 ERROR
>> org.apache.hadoop.hdfs.server.namenode.NameNode: java.io.IOException:
>> NameNode is not formatted.
>>          at
>> org.apache.hadoop.hdfs.server.namenode.FSImage.recoverTransitionRead(FSImage.java:330)
>>          at
>> org.apache.hadoop.hdfs.server.namenode.FSDirectory.loadFSImage(FSDirectory.java:100)
>>          at
>> org.apache.hadoop.hdfs.server.namenode.FSNamesystem.initialize(FSNamesystem.java:411)
>>          at
>> org.apache.hadoop.hdfs.server.namenode.FSNamesystem.<init>(FSNamesystem.java:379)
>>          at
>> org.apache.hadoop.hdfs.server.namenode.NameNode.initialize(NameNode.java:287)
>>          at
>> org.apache.hadoop.hdfs.server.namenode.NameNode.<init>(NameNode.java:548)
>>          at
>> org.apache.hadoop.hdfs.server.namenode.NameNode.createNameNode(NameNode.java:1431)
>>          at
>> org.apache.hadoop.hdfs.server.namenode.NameNode.main(NameNode.java:1440)
>>
>> 2013-03-14 10:58:00,428 INFO
>> org.apache.hadoop.hdfs.server.namenode.NameNode: SHUTDOWN_MSG:
>> /************************************************************
>> SHUTDOWN_MSG: Shutting down NameNode at
>> Crawler51.localdomain.com/192.168.3.51
>> ************************************************************/
>>
>> Thanks.
>>
>> Dustine
>>
>>


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