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From "Allen Wittenauer (JIRA)" <j...@apache.org>
Subject [jira] [Commented] (HDFS-279) Generation stamp value should be validated when creating a Block
Date Mon, 21 Jul 2014 21:32:40 GMT

    [ https://issues.apache.org/jira/browse/HDFS-279?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=14069331#comment-14069331
] 

Allen Wittenauer commented on HDFS-279:
---------------------------------------

Stale issue?

> Generation stamp value should be validated when creating a Block
> ----------------------------------------------------------------
>
>                 Key: HDFS-279
>                 URL: https://issues.apache.org/jira/browse/HDFS-279
>             Project: Hadoop HDFS
>          Issue Type: Improvement
>            Reporter: Tsz Wo Nicholas Sze
>
> In hdfs, generation stamps < GenerationStamp.FIRST_VALID_STAMP are reserved values
but not valid generation stamps.  Incorrect uses of the reserved values may cause unexpected
behavior.  We should  validate generation stamp when creating a Block.



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