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From "Matei Zaharia (JIRA)" <j...@apache.org>
Subject [jira] Updated: (HADOOP-3131) enabling BLOCK compression for map outputs breaks the reduce progress counters
Date Wed, 09 Jul 2008 18:27:31 GMT

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

Matei Zaharia updated HADOOP-3131:
----------------------------------

    Comment: was deleted

> 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: 0.17.0, 0.17.1, 0.17.2, 0.18.0, 0.19.0
>            Reporter: Colin Evans
>         Attachments: merge-progress-trunk.patch, merge-progress.patch, 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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