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Posted to common-dev@hadoop.apache.org by "Colin Evans (JIRA)" <ji...@apache.org> on 2008/03/29 02:24:24 UTC

[jira] Updated: (HADOOP-3131) enabling BLOCK compression for map outputs breaks the reduce progress counters

     [ https://issues.apache.org/jira/browse/HADOOP-3131?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ]

Colin Evans updated HADOOP-3131:
--------------------------------

    Attachment: Picture 1.png

screenshot of broken progress counters

> enabling BLOCK compression for map outputs breaks the reduce progress counters
> ------------------------------------------------------------------------------
>
>                 Key: HADOOP-3131
>                 URL: https://issues.apache.org/jira/browse/HADOOP-3131
>             Project: Hadoop Core
>          Issue Type: Bug
>    Affects Versions: 0.16.1
>            Reporter: Colin Evans
>         Attachments: Picture 1.png
>
>
> Enabling map output compression and setting the compression type to BLOCK causes the progress counters during the reduce to go crazy and report progress counts over 100%.

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