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From "Tsz Wo (Nicholas), SZE (JIRA)" <j...@apache.org>
Subject [jira] Issue Comment Edited: (HADOOP-3310) Lease recovery for append
Date Fri, 30 May 2008 19:04:45 GMT

    [ https://issues.apache.org/jira/browse/HADOOP-3310?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=12601220#action_12601220

szetszwo edited comment on HADOOP-3310 at 5/30/08 12:02 PM:

The failed test (TestIndexedSort) is not related to this issue, see HADOOP-3442.

      was (Author: szetszwo):
    The failed test (TestIndexedSort) is not related in this issue, see HADOOP-3442
> Lease recovery for append
> -------------------------
>                 Key: HADOOP-3310
>                 URL: https://issues.apache.org/jira/browse/HADOOP-3310
>             Project: Hadoop Core
>          Issue Type: New Feature
>          Components: dfs
>            Reporter: Tsz Wo (Nicholas), SZE
>            Assignee: Tsz Wo (Nicholas), SZE
>         Attachments: 3310_20080514.patch, 3310_20080516b.patch, 3310_20080516c.patch,
3310_20080519.patch, 3310_20080519b.patch, 3310_20080520.patch, 3310_20080521.patch, 3310_20080522b.patch,
3310_20080522c.patch, 3310_20080523.patch, 3310_20080524_dhruba.patch, 3310_20080527.patch,
3310_20080528.patch, 3310_20080528b.patch, 3310_20080528c.patch, 3310_20080529.patch, 3310_20080529b.patch,
> In order to support file append, a GenerationStamp is associated with each block.  Lease
recovery will be performed when there is a possibility that the replicas of a block in a lease
may have different GenerationStamp values.
> For more details, see the documentation in HADOOP-1700.

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