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https://issues.apache.org/jira/browse/HDFS-4067?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
]
Andrew Wang updated HDFS-4067:
------------------------------
Component/s: test
> TestUnderReplicatedBlocks may fail due to ReplicaAlreadyExistsException
> -----------------------------------------------------------------------
>
> Key: HDFS-4067
> URL: https://issues.apache.org/jira/browse/HDFS-4067
> Project: Hadoop HDFS
> Issue Type: Bug
> Components: test
> Affects Versions: 2.0.0-alpha
> Reporter: Eli Collins
> Assignee: Jing Zhao
> Labels: test-fail
> Fix For: 3.0.0-alpha1
>
> Attachments: HDFS-4067.trunk.001.patch
>
>
> After adding the timeout to TestUnderReplicatedBlocks in HDFS-4061 we can see
> the root cause of the failure is ReplicaAlreadyExistsException:
> {noformat}
> org.apache.hadoop.hdfs.server.datanode.ReplicaAlreadyExistsException: Block
> BP-1541130889-172.29.121.238-1350435573411:blk_-3437032108997618258_1002
> already exists in state FINALIZED and thus cannot be created.
> at
> org.apache.hadoop.hdfs.server.datanode.fsdataset.impl.FsDatasetImpl.createTemporary(FsDatasetImpl.java:799)
> at
> org.apache.hadoop.hdfs.server.datanode.fsdataset.impl.FsDatasetImpl.createTemporary(FsDatasetImpl.java:90)
> at
> org.apache.hadoop.hdfs.server.datanode.BlockReceiver.<init>(BlockReceiver.java:155)
> at
> org.apache.hadoop.hdfs.server.datanode.DataXceiver.writeBlock(DataXceiver.java:393)
> at
> org.apache.hadoop.hdfs.protocol.datatransfer.Receiver.opWriteBlock(Receiver.java:98)
> at
> org.apache.hadoop.hdfs.protocol.datatransfer.Receiver.processOp(Receiver.java:66)
> at
> org.apache.hadoop.hdfs.server.datanode.DataXceiver.run(DataXceiver.java:219)
> {noformat}
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