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https://issues.apache.org/jira/browse/IGNITE-4516?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=15798440#comment-15798440
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ASF GitHub Bot commented on IGNITE-4516:
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GitHub user devozerov opened a pull request:
https://github.com/apache/ignite/pull/1399
IGNITE-4516
You can merge this pull request into a Git repository by running:
$ git pull https://github.com/gridgain/apache-ignite ignite-4516
Alternatively you can review and apply these changes as the patch at:
https://github.com/apache/ignite/pull/1399.patch
To close this pull request, make a commit to your master/trunk branch
with (at least) the following in the commit message:
This closes #1399
----
commit 795a97584db46898b92c2a93b434ab9c48615563
Author: devozerov <[email protected]>
Date: 2017-01-04T13:33:19Z
Added GZIP property.
commit 654e7e45ad962a440ca37b9dd5d8f72b0d7a3852
Author: devozerov <[email protected]>
Date: 2017-01-04T13:51:17Z
Implemented write part.
commit 9cbd9abaf3e9d7d9f7df0a9751749d34eb16dbb7
Author: devozerov <[email protected]>
Date: 2017-01-04T13:59:57Z
Implemented read part.
commit 35344e5ec0e882cc3bf2d06c5a3b4967323a8fa4
Author: devozerov <[email protected]>
Date: 2017-01-04T14:30:53Z
Added TeraSort test.
----
> 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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