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https://issues.apache.org/jira/browse/IGNITE-3939?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=15506654#comment-15506654
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ASF GitHub Bot commented on IGNITE-3939:
----------------------------------------

GitHub user AMashenkov opened a pull request:

    https://github.com/apache/ignite/pull/1090

    IGNITE-3939: Compact long zero values binary representation

    

You can merge this pull request into a Git repository by running:

    $ git pull https://github.com/gridgain/apache-ignite ignite-3939

Alternatively you can review and apply these changes as the patch at:

    https://github.com/apache/ignite/pull/1090.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 #1090
    
----
commit 780bf23d5c89452dd062be4fab9e2e56d50bb9e2
Author: sboikov <sboi...@gridgain.com>
Date:   2016-09-19T15:19:33Z

    ignite-3810 Fixed hang in FileSwapSpaceSpi when too large value is stored

commit c1372ce2f0633968036fcfb079718214605c3350
Author: sboikov <sboi...@gridgain.com>
Date:   2016-09-20T08:39:37Z

    Client discovery: wait during join if receive RES_CONTINUE_JOIN, RES_WAIT.

commit f6f417ff84f7823ebf3ab166980893d22995f143
Author: Andrey V. Mashenkov <andrey.mashen...@gmail.com>
Date:   2016-09-20T12:02:56Z

    Implemented.

commit c92803ec3f31e7ef5384876fa4fa0a959b08247d
Author: Andrey V. Mashenkov <andrey.mashen...@gmail.com>
Date:   2016-09-20T14:03:37Z

    Minor fixes.
    Tests added.

----


> Compact long zero values binary representation
> ----------------------------------------------
>
>                 Key: IGNITE-3939
>                 URL: https://issues.apache.org/jira/browse/IGNITE-3939
>             Project: Ignite
>          Issue Type: Improvement
>          Components: binary
>    Affects Versions: 1.7
>            Reporter: Andrew Mashenkov
>            Assignee: Andrew Mashenkov
>             Fix For: 1.8
>
>
> We can use separate type for Long zero values and exclude 8-byte value from 
> binary representation. This will reduce memory footprint and network load.
> Compatibility with previous versions MUST be preserved.



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