[jira] [Commented] (HDFS-2991) failure to load edits: ClassCastException

["Jane Chen (JIRA)" <ji...@apache.org>]

    [ https://issues.apache.org/jira/browse/HDFS-2991?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=13460009#comment-13460009 ] 

Jane Chen commented on HDFS-2991:
---------------------------------

Hi Todd,

I'm running into this, and I wonder which Apache Hadoop release I should take to get the fix.  You mentioned the HA branch has it fixed.  Which one do you mean by that?  

Thanks,
Jane
                
> failure to load edits: ClassCastException
> -----------------------------------------
>
>                 Key: HDFS-2991
>                 URL: https://issues.apache.org/jira/browse/HDFS-2991
>             Project: Hadoop HDFS
>          Issue Type: Bug
>          Components: name-node
>    Affects Versions: 0.24.0, 0.23.1
>            Reporter: Todd Lipcon
>            Assignee: Todd Lipcon
>            Priority: Blocker
>             Fix For: 0.22.1
>
>         Attachments: hdfs-2991-0.22.txt, hdfs-2991.txt, hdfs-2991.txt, image-with-buggy-append.tgz
>
>
> In doing scale testing of trunk at r1291606, I hit the following:
> java.io.IOException: Error replaying edit log at offset 1354251
> Recent opcode offsets: 1350014 1350176 1350312 1354251
>         at org.apache.hadoop.hdfs.server.namenode.FSEditLogLoader.loadEditRecords(FSEditLogLoader.java:418)
>         at org.apache.hadoop.hdfs.server.namenode.FSEditLogLoader.loadFSEdits(FSEditLogLoader.java:93)
>         at org.apache.hadoop.hdfs.server.namenode.FSEditLogLoader.loadFSEdits(FSEditLogLoader.java:79)
> ...
> Caused by: java.lang.ClassCastException: org.apache.hadoop.hdfs.server.namenode.INodeFile cannot be cast to org.apache.hadoop.hdfs.server.namenode.INodeFileUnderConstruction
>         at org.apache.hadoop.hdfs.server.namenode.FSEditLogLoader.loadEditRecords(FSEditLogLoader.java:213)
>         ... 13 more

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