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From "Vladimir Ozerov (JIRA)" <j...@apache.org>
Subject [jira] [Closed] (IGNITE-4516) Hadoop: add optional gzip compression for shuffle output
Date Thu, 05 Jan 2017 08:31:58 GMT

     [ https://issues.apache.org/jira/browse/IGNITE-4516?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
]

Vladimir Ozerov closed IGNITE-4516.
-----------------------------------

> Hadoop: add optional gzip compression for shuffle output
> --------------------------------------------------------
>
>                 Key: IGNITE-4516
>                 URL: https://issues.apache.org/jira/browse/IGNITE-4516
>             Project: Ignite
>          Issue Type: Task
>          Components: hadoop
>            Reporter: Vladimir Ozerov
>            Assignee: Vladimir Ozerov
>             Fix For: 2.0
>
>
> It was already implemented, but then reverted back due to performance drop. However,
this feature might still be very useful because it decrease amount of heap memory required
to store intermediate output for remote nodes. 
> See commit 0062362.



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