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Posted to common-dev@hadoop.apache.org by "Brandon Li (JIRA)" <ji...@apache.org> on 2012/07/24 19:26:34 UTC

[jira] [Created] (HADOOP-8617) backport pure Java CRC32 calculator changes to branch-1

Brandon Li created HADOOP-8617:
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             Summary: backport pure Java CRC32 calculator changes to branch-1
                 Key: HADOOP-8617
                 URL: https://issues.apache.org/jira/browse/HADOOP-8617
             Project: Hadoop Common
          Issue Type: Bug
            Reporter: Brandon Li
            Assignee: Brandon Li


Multiple efforts have been made gradually to improve the CRC performance in Hadoop. This JIRA is to back port these changes to branch-1, which include HADOOP-6166, HADOOP-6148, HADOOP-7333.

The related HDFS and MAPREDUCE patches (e.g., HDFS-496 and MR-782) will be uploaded to their original JIRAs.

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[jira] [Resolved] (HADOOP-8617) backport pure Java CRC32 calculator changes to branch-1

Posted by "Tsz Wo (Nicholas), SZE (JIRA)" <ji...@apache.org>.
     [ https://issues.apache.org/jira/browse/HADOOP-8617?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ]

Tsz Wo (Nicholas), SZE resolved HADOOP-8617.
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       Resolution: Fixed
    Fix Version/s: 1.2.0

I have committed this.  Thanks, Brandon!
                
> backport pure Java CRC32 calculator changes to branch-1
> -------------------------------------------------------
>
>                 Key: HADOOP-8617
>                 URL: https://issues.apache.org/jira/browse/HADOOP-8617
>             Project: Hadoop Common
>          Issue Type: Bug
>          Components: performance
>    Affects Versions: 1.2.0
>            Reporter: Brandon Li
>            Assignee: Brandon Li
>             Fix For: 1.2.0
>
>         Attachments: HADOOP-8617.patch
>
>
> Multiple efforts have been made gradually to improve the CRC performance in Hadoop. This JIRA is to back port these changes to branch-1, which include HADOOP-6166, HADOOP-6148, HADOOP-7333.
> The related HDFS and MAPREDUCE patches are uploaded to their original JIRAs HDFS-496 and MAPREDUCE-782.

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