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From "Hadoop QA (JIRA)" <j...@apache.org>
Subject [jira] Commented: (HDFS-511) Redundant block searches in BlockManager.
Date Sat, 01 Aug 2009 02:34:15 GMT

    [ https://issues.apache.org/jira/browse/HDFS-511?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=12737818#action_12737818

Hadoop QA commented on HDFS-511:

-1 overall.  Here are the results of testing the latest attachment 
  against trunk revision 799769.

    +1 @author.  The patch does not contain any @author tags.

    -1 tests included.  The patch doesn't appear to include any new or modified tests.
                        Please justify why no new tests are needed for this patch.
                        Also please list what manual steps were performed to verify this patch.

    -1 patch.  The patch command could not apply the patch.

Console output: http://hudson.zones.apache.org/hudson/job/Hdfs-Patch-vesta.apache.org/41/console

This message is automatically generated.

> Redundant block searches in BlockManager.
> -----------------------------------------
>                 Key: HDFS-511
>                 URL: https://issues.apache.org/jira/browse/HDFS-511
>             Project: Hadoop HDFS
>          Issue Type: Improvement
>          Components: name-node
>    Affects Versions: 0.21.0
>            Reporter: Konstantin Shvachko
>            Assignee: Konstantin Shvachko
>             Fix For: 0.21.0
>         Attachments: BlockManager.patch, BlockManager.patch, BlockManager.patch
> Some searches for a block in {{blocksMap}} are redundant and should be eliminated.
> {{BlockManager.addStoredBlock()}} contain unnecessary explicit and hidden (inside {{markBlockAsCorrupt()}})
calls of {{blocksMap.getStoredBlock()}}.

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