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https://issues.apache.org/jira/browse/HDFS-7885?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=14347779#comment-14347779
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Suresh Srinivas commented on HDFS-7885:
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[~vgogate], can you please add details about what test you are doing and what 
issues you are seeing?


> Datanode should not trust the generation stamp provided by client
> -----------------------------------------------------------------
>
>                 Key: HDFS-7885
>                 URL: https://issues.apache.org/jira/browse/HDFS-7885
>             Project: Hadoop HDFS
>          Issue Type: Bug
>          Components: datanode
>    Affects Versions: 2.2.0
>            Reporter: vitthal (Suhas) Gogate
>            Priority: Critical
>
> Datanode should not trust the generation stamp provided by client, since it 
> is prefetched and buffered in client, and concurrent append may increase it.



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