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https://issues.apache.org/jira/browse/HDFS-5185?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=13894453#comment-13894453
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Vinay commented on HDFS-5185:
-----------------------------
Even after patch behaviour will be same by default unless
"dfs.datanode.failed.volumes.tolerated" is changed.
> DN fails to startup if one of the data dir is full
> --------------------------------------------------
>
> Key: HDFS-5185
> URL: https://issues.apache.org/jira/browse/HDFS-5185
> Project: Hadoop HDFS
> Issue Type: Bug
> Components: datanode
> Reporter: Vinay
> Assignee: Vinay
> Priority: Blocker
> Attachments: HDFS-5185.patch
>
>
> DataNode fails to startup if one of the data dirs configured is out of space.
> fails with following exception
> {noformat}2013-09-11 17:48:43,680 FATAL
> org.apache.hadoop.hdfs.server.datanode.DataNode: Initialization failed for
> block pool Block pool <registering> (storage id
> DS-308316523-xx.xx.xx.xx-64015-1378896293604) service to /nn1:65110
> java.io.IOException: Mkdirs failed to create
> /opt/nish/data/current/BP-123456-1234567/tmp
> at
> org.apache.hadoop.hdfs.server.datanode.fsdataset.impl.BlockPoolSlice.<init>(BlockPoolSlice.java:105)
> at
> org.apache.hadoop.hdfs.server.datanode.fsdataset.impl.FsVolumeImpl.addBlockPool(FsVolumeImpl.java:216)
> at
> org.apache.hadoop.hdfs.server.datanode.fsdataset.impl.FsVolumeList.addBlockPool(FsVolumeList.java:155)
> at
> org.apache.hadoop.hdfs.server.datanode.fsdataset.impl.FsDatasetImpl.addBlockPool(FsDatasetImpl.java:1593)
> at
> org.apache.hadoop.hdfs.server.datanode.DataNode.initBlockPool(DataNode.java:834)
> at
> org.apache.hadoop.hdfs.server.datanode.BPOfferService.verifyAndSetNamespaceInfo(BPOfferService.java:311)
> at
> org.apache.hadoop.hdfs.server.datanode.BPServiceActor.connectToNNAndHandshake(BPServiceActor.java:217)
> at
> org.apache.hadoop.hdfs.server.datanode.BPServiceActor.run(BPServiceActor.java:660)
> at java.lang.Thread.run(Thread.java:662)
> {noformat}
> It should continue to start-up with other data dirs available.
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