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From "Kihwal Lee (JIRA)" <j...@apache.org>
Subject [jira] [Updated] (HDFS-5881) Fix skip() of the short-circuit local reader in 0.23.
Date Wed, 05 Feb 2014 04:02:09 GMT

     [ https://issues.apache.org/jira/browse/HDFS-5881?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
]

Kihwal Lee updated HDFS-5881:
-----------------------------

    Attachment: HDFS-5881.branch-0.23.patch

The patch includes a test case that reproduces the returning of incorrect data, which is fixed
similarly to branch-2/trunk.  It additionally fixes the skip() return value bug.

The patch only applies to 0.23.

> Fix skip() of the short-circuit local reader in 0.23.
> -----------------------------------------------------
>
>                 Key: HDFS-5881
>                 URL: https://issues.apache.org/jira/browse/HDFS-5881
>             Project: Hadoop HDFS
>          Issue Type: Bug
>    Affects Versions: 0.23.10
>            Reporter: Kihwal Lee
>            Assignee: Kihwal Lee
>            Priority: Critical
>         Attachments: HDFS-5881.branch-0.23.patch
>
>
> It looks like a bug in skip() was introduced by HDFS-2356 and got fixed as a part of
HDFS-2834, which is an API change JIRA.  This bug causes to skip more (as many as the new
offsetFromChunkBoundary) data in certain cases.
> It is only for branch-0.23.



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