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Hadoop >> mail # user >> Re: namenode is failing


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Harsh J 2013-02-28, 08:16
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Re: namenode is failing
Hi* *Mohit

 Your fsOwner hdfs should have the permission to access to the
/mnt/san1/hdfs/cache/hdfs/dfs/name.
So please check the permission  of  /mnt/  , and sub-directories on the OS.
they all need to be read ,writen.

regards
2013/2/28 Mohit Vadhera <[EMAIL PROTECTED]>

> Please find below logs for shutting down the namenode service. Can anybody
> check this
>
> 2013-02-28 02:07:51,752 WARN org.apache.hadoop.hdfs.server.common.Util:
> Path /mnt/san1/hdfs/cache/hdfs/dfs/name should be specified as a URI in
> configuration files. Please update hdfs configuration.
> 2013-02-28 02:07:51,754 WARN org.apache.hadoop.hdfs.server.common.Util:
> Path /mnt/san1/hdfs/cache/hdfs/dfs/name should be specified as a URI in
> configuration files. Please update hdfs configuration.
> 2013-02-28 02:07:51,754 WARN
> org.apache.hadoop.hdfs.server.namenode.FSNamesystem: Only one image storage
> directory (dfs.namenode.name.dir) configured. Beware of dataloss due to
> lack of redundant storage directories!
> 2013-02-28 02:07:51,754 WARN
> org.apache.hadoop.hdfs.server.namenode.FSNamesystem: Only one namespace
> edits storage directory (dfs.namenode.edits.dir) configured. Beware of
> dataloss due to lack of redundant storage directories!
> 2013-02-28 02:07:51,884 INFO org.apache.hadoop.util.HostsFileReader:
> Refreshing hosts (include/exclude) list
> 2013-02-28 02:07:51,890 INFO
> org.apache.hadoop.hdfs.server.blockmanagement.DatanodeManager:
> dfs.block.invalidate.limit=1000
> 2013-02-28 02:07:51,909 INFO
> org.apache.hadoop.hdfs.server.blockmanagement.BlockManager:
> dfs.block.access.token.enable=false
> 2013-02-28 02:07:51,910 INFO
> org.apache.hadoop.hdfs.server.blockmanagement.BlockManager:
> defaultReplication         = 1
> 2013-02-28 02:07:51,910 INFO
> org.apache.hadoop.hdfs.server.blockmanagement.BlockManager: maxReplication
>             = 512
> 2013-02-28 02:07:51,910 INFO
> org.apache.hadoop.hdfs.server.blockmanagement.BlockManager: minReplication
>             = 1
> 2013-02-28 02:07:51,910 INFO
> org.apache.hadoop.hdfs.server.blockmanagement.BlockManager:
> maxReplicationStreams      = 2
> 2013-02-28 02:07:51,910 INFO
> org.apache.hadoop.hdfs.server.blockmanagement.BlockManager:
> shouldCheckForEnoughRacks  = false
> 2013-02-28 02:07:51,910 INFO
> org.apache.hadoop.hdfs.server.blockmanagement.BlockManager:
> replicationRecheckInterval = 3000
> 2013-02-28 02:07:51,910 INFO
> org.apache.hadoop.hdfs.server.blockmanagement.BlockManager:
> encryptDataTransfer        = false
> 2013-02-28 02:07:51,920 INFO
> org.apache.hadoop.hdfs.server.namenode.FSNamesystem: fsOwner             > hdfs (auth:SIMPLE)
> 2013-02-28 02:07:51,920 INFO
> org.apache.hadoop.hdfs.server.namenode.FSNamesystem: supergroup          > hadmin
> 2013-02-28 02:07:51,920 INFO
> org.apache.hadoop.hdfs.server.namenode.FSNamesystem: isPermissionEnabled > true
> 2013-02-28 02:07:51,920 INFO
> org.apache.hadoop.hdfs.server.namenode.FSNamesystem: HA Enabled: false
> 2013-02-28 02:07:51,925 INFO
> org.apache.hadoop.hdfs.server.namenode.FSNamesystem: Append Enabled: true
> 2013-02-28 02:07:52,462 INFO
> org.apache.hadoop.hdfs.server.namenode.NameNode: Caching file names
> occuring more than 10 times
> 2013-02-28 02:07:52,466 INFO
> org.apache.hadoop.hdfs.server.namenode.FSNamesystem:
> dfs.namenode.safemode.threshold-pct = 0.9990000128746033
> 2013-02-28 02:07:52,467 INFO
> org.apache.hadoop.hdfs.server.namenode.FSNamesystem:
> dfs.namenode.safemode.min.datanodes = 0
> 2013-02-28 02:07:52,467 INFO
> org.apache.hadoop.hdfs.server.namenode.FSNamesystem:
> dfs.namenode.safemode.extension     = 0
> 2013-02-28 02:07:52,469 INFO org.apache.hadoop.hdfs.server.common.Storage:
> Storage directory /mnt/san1/hdfs/cache/hdfs/dfs/name does not exist.
> 2013-02-28 02:07:52,471 INFO
> org.apache.hadoop.metrics2.impl.MetricsSystemImpl: Stopping NameNode
> metrics system...
> 2013-02-28 02:07:52,472 INFO
> org.apache.hadoop.metrics2.impl.MetricsSystemImpl: NameNode metrics system
> stopped.