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https://issues.apache.org/jira/browse/HDFS-15246?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=17120342#comment-17120342
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Íñigo Goiri commented on HDFS-15246:
------------------------------------

No point on catching the exception and fail(), just surface the exception.
Can we assert that the snapshot was created, that the file has been truncated 
and something about the block locations?

> ArrayIndexOfboundsException in BlockManager CreateLocatedBlock
> --------------------------------------------------------------
>
>                 Key: HDFS-15246
>                 URL: https://issues.apache.org/jira/browse/HDFS-15246
>             Project: Hadoop HDFS
>          Issue Type: Bug
>            Reporter: hemanthboyina
>            Assignee: hemanthboyina
>            Priority: Major
>         Attachments: HDFS-15246-testrepro.patch, HDFS-15246.001.patch, 
> HDFS-15246.002.patch
>
>
> java.lang.ArrayIndexOutOfBoundsException: Index 1 out of bounds for length 1
>  
> org.apache.hadoop.hdfs.server.blockmanagement.BlockManager.createLocatedBlock(BlockManager.java:1362)
>  at 
> org.apache.hadoop.hdfs.server.blockmanagement.BlockManager.createLocatedBlocks(BlockManager.java:1501)
>  at 
> org.apache.hadoop.hdfs.server.namenode.FSDirStatAndListingOp.getBlockLocations(FSDirStatAndListingOp.java:179)
>  at 
> org.apache.hadoop.hdfs.server.namenode.FSNamesystem.getBlockLocations(FSNamesystem.java:2047)
>  at 
> org.apache.hadoop.hdfs.server.namenode.NameNodeRpcServer.getBlockLocations(NameNodeRpcServer.java:770)



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