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https://issues.apache.org/jira/browse/HDFS-5012?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
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Ted Yu resolved HDFS-5012.
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Resolution: Cannot Reproduce
> replica.getGenerationStamp() may be >= recoveryId
> -------------------------------------------------
>
> Key: HDFS-5012
> URL: https://issues.apache.org/jira/browse/HDFS-5012
> Project: Hadoop HDFS
> Issue Type: Bug
> Affects Versions: 2.0.5-alpha
> Reporter: Ted Yu
> Attachments: testReplicationQueueFailover.txt
>
>
> The following was first observed by [~jdcryans] in
> TestReplicationQueueFailover running against 2.0.5-alpha:
> {code}
> 2013-07-16 17:14:33,340 ERROR [IPC Server handler 7 on 35081]
> security.UserGroupInformation(1481): PriviledgedActionException as:ec2-user
> (auth:SIMPLE) cause:java.io.IOException: THIS IS NOT SUPPOSED TO HAPPEN:
> replica.getGenerationStamp() >= recoveryId = 1041,
> block=blk_4297992342878601848_1041, replica=FinalizedReplica,
> blk_4297992342878601848_1041, FINALIZED
> getNumBytes() = 794
> getBytesOnDisk() = 794
> getVisibleLength()= 794
> getVolume() =
> /home/ec2-user/jenkins/workspace/HBase-0.95-Hadoop-2/hbase-server/target/test-data/f2763e32-fe49-4988-ac94-eeca82431821/dfscluster_643a635e-4e39-4aa5-974c-25e01db16ff7/dfs/data/data3/current
> getBlockFile() =
> /home/ec2-user/jenkins/workspace/HBase-0.95-Hadoop-2/hbase-server/target/test-data/f2763e32-fe49-4988-ac94-eeca82431821/dfscluster_643a635e-4e39-4aa5-974c-25e01db16ff7/dfs/data/data3/current/BP-1477359609-10.197.55.49-1373994849464/current/finalized/blk_4297992342878601848
> unlinked =false
> 2013-07-16 17:14:33,341 WARN
> [org.apache.hadoop.hdfs.server.datanode.DataNode$2@64a1fcba]
> datanode.DataNode(1894): Failed to obtain replica info for block
> (=BP-1477359609-10.197.55.49-1373994849464:blk_4297992342878601848_1041) from
> datanode (=127.0.0.1:47006)
> java.io.IOException: THIS IS NOT SUPPOSED TO HAPPEN:
> replica.getGenerationStamp() >= recoveryId = 1041,
> block=blk_4297992342878601848_1041, replica=FinalizedReplica,
> blk_4297992342878601848_1041, FINALIZED
> getNumBytes() = 794
> getBytesOnDisk() = 794
> getVisibleLength()= 794
> getVolume() =
> /home/ec2-user/jenkins/workspace/HBase-0.95-Hadoop-2/hbase-server/target/test-data/f2763e32-fe49-4988-ac94-eeca82431821/dfscluster_643a635e-4e39-4aa5-974c-25e01db16ff7/dfs/data/data3/current
> getBlockFile() =
> /home/ec2-user/jenkins/workspace/HBase-0.95-Hadoop-2/hbase-server/target/test-data/f2763e32-fe49-4988-ac94-eeca82431821/dfscluster_643a635e-4e39-4aa5-974c-25e01db16ff7/dfs/data/data3/current/BP-1477359609-10.197.55.49-1373994849464/current/finalized/blk_4297992342878601848
> unlinked =false
> {code}
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