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From Adam Brown <a...@hortonworks.com>
Subject Re: Cannot restart Namenode after disk full
Date Mon, 30 Jul 2012 18:22:52 GMT
Can you send me your edit log file?

adam@hortonworks.com



On Mon, Jul 30, 2012 at 9:36 AM, mouradk <mouradk78@googlemail.com> wrote:
> Hi Adam,
>
> Thanks for your prompt reply. I am not sure how to attempt to Restore from SecondaryNameNode.
When I restart hadoop, the NameNode shutdowns as per the log, but secondaryNameNode is launched.
>
> $jps
> 23675 RunJar
> 23225 TaskTracker
> 23023 SecondaryNameNode
> 22886 DataNode
> 4985 GossipRouter
> 30870 WOBootstrap
> 24684 Jps
> 5887 WOBootstrap
> 23100 JobTracker
> 24460 WOBootstrap
> 5838 WOBootstrap
> 26648 WOBootstrap
>
>
> I have read on a few threads about repairing the edits file but I am afraid I am not
too sure how to attempt it.
>
> Many thanks,
>
> Mouradk
> Sent with Sparrow (http://www.sparrowmailapp.com/?sig)
>
>
> On Monday, 30 July 2012 at 17:27, Adam Brown wrote:
>
>> HI Mouradk,
>>
>> looks like your edit log is corrupt
>>
>> can you recover from a secondary namenode?
>>
>> -Adam
>>
>> On Mon, Jul 30, 2012 at 9:26 AM, mouradk <mouradk78@googlemail.com (mailto:mouradk78@googlemail.com)>
wrote:
>> > Dear all,
>> >
>> > We are running a hadoop 0.20.2 single node with hbase 0.20.4 and cannot restart
namenode after the disk got full. I have freed more space but cannot restart Namenode and
get the following error:
>> >
>> >
>> > TARTUP_MSG: build =https://svn.apache.org/repos/asf/hadoop/common/branches/branch-0.20
-r 911707; compiled by 'chrisdo' on Fri Feb 19 08:07:34 UTC 2010
>> > ************************************************************/
>> > 2012-07-30 16:02:23,649 INFO org.apache.hadoop.ipc.metrics.RpcMetrics: Initializing
RPC Metrics with hostName=NameNode, port=50001
>> > 2012-07-30 16:02:23,656 INFO org.apache.hadoop.hdfs.server.namenode.NameNode:
Namenode up at: localhost/127.0.0.1:50001
>> > 2012-07-30 16:02:23,659 INFO org.apache.hadoop.metrics.jvm.JvmMetrics: Initializing
JVM Metrics with processName=NameNode, sessionId=null
>> > 2012-07-30 16:02:23,660 INFO org.apache.hadoop.hdfs.server.namenode.metrics.NameNodeMetrics:
Initializing NameNodeMeterics using context object:org.apache.hadoop.metrics.spi.NullContext
>> > 2012-07-30 16:02:23,714 INFO org.apache.hadoop.hdfs.server.namenode.FSNamesystem:
fsOwner=hadoop,hadoop
>> > 2012-07-30 16:02:23,714 INFO org.apache.hadoop.hdfs.server.namenode.FSNamesystem:
supergroup=supergroup
>> > 2012-07-30 16:02:23,714 INFO org.apache.hadoop.hdfs.server.namenode.FSNamesystem:
isPermissionEnabled=false
>> > 2012-07-30 16:02:23,721 INFO org.apache.hadoop.hdfs.server.namenode.metrics.FSNamesystemMetrics:
Initializing FSNamesystemMetrics using context object:org.apache.hadoop.metrics.spi.NullContext
>> > 2012-07-30 16:02:23,723 INFO org.apache.hadoop.hdfs.server.namenode.FSNamesystem:
Registered FSNamesystemStatusMBean
>> > 2012-07-30 16:02:23,756 INFO org.apache.hadoop.hdfs.server.common.Storage: Number
of files = 533
>> > 2012-07-30 16:02:23,833 INFO org.apache.hadoop.hdfs.server.common.Storage: Number
of files under construction = 2
>> > 2012-07-30 16:02:23,835 INFO org.apache.hadoop.hdfs.server.common.Storage: Image
file of size 55400 loaded in 0 seconds.
>> > 2012-07-30 16:02:23,844 ERROR org.apache.hadoop.hdfs.server.namenode.NameNode:
java.lang.NumberFormatException: For input string: "1343506"
>> > at java.lang.NumberFormatException.forInputString(NumberFormatException.java:48)
>> > at java.lang.Long.parseLong(Long.java:419)
>> > at java.lang.Long.parseLong(Long.java:468)
>> > at org.apache.hadoop.hdfs.server.namenode.FSEditLog.readLong(FSEditLog.java:1273)
>> > at org.apache.hadoop.hdfs.server.namenode.FSEditLog.loadFSEdits(FSEditLog.java:775)
>> > at org.apache.hadoop.hdfs.server.namenode.FSImage.loadFSEdits(FSImage.java:992)
>> > at org.apache.hadoop.hdfs.server.namenode.FSImage.loadFSImage(FSImage.java:812)
>> > at org.apache.hadoop.hdfs.server.namenode.FSImage.recoverTransitionRead(FSImage.java:364)
>> > at org.apache.hadoop.hdfs.server.namenode.FSDirectory.loadFSImage(FSDirectory.java:87)
>> > at org.apache.hadoop.hdfs.server.namenode.FSNamesystem.initialize(FSNamesystem.java:311)
>> > at org.apache.hadoop.hdfs.server.namenode.FSNamesystem.<init>(FSNamesystem.java:292)
>> > at org.apache.hadoop.hdfs.server.namenode.NameNode.initialize(NameNode.java:201)
>> > at org.apache.hadoop.hdfs.server.namenode.NameNode.<init>(NameNode.java:279)
>> > at org.apache.hadoop.hdfs.server.namenode.NameNode.createNameNode(NameNode.java:956)
>> > at org.apache.hadoop.hdfs.server.namenode.NameNode.main(NameNode.java:965)
>> >
>> > 2012-07-30 16:02:23,845 INFO org.apache.hadoop.hdfs.server.namenode.NameNode:
SHUTDOWN_MSG:
>> >
>> >
>> > Your help is much appreciated!!
>> >
>> >
>> > Mouradk
>> > Sent with Sparrow (http://www.sparrowmailapp.com/?sig)
>> >
>> >
>> > Mouradk
>> > Sent with Sparrow (http://www.sparrowmailapp.com/?sig)
>> >
>> >
>> > Mouradk
>> > Sent with Sparrow (http://www.sparrowmailapp.com/?sig)
>> >
>>
>>
>>
>>
>> --
>> Adam Brown
>> Enablement Engineer
>> Hortonworks
>>
>>
>>
>
>



-- 
Adam Brown
Enablement Engineer
Hortonworks

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