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Vinay updated HDFS-5185: ------------------------ Attachment: HDFS-5185.patch Adding a patch to check for disk failures before adding block pools to storage > 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. -- This message was sent by Atlassian JIRA (v6.1.5#6160)