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From "ASF GitHub Bot (JIRA)" <j...@apache.org>
Subject [jira] [Commented] (BEAM-1096) flink streaming side output optimization using SplitStream
Date Tue, 06 Dec 2016 19:31:58 GMT

    [ https://issues.apache.org/jira/browse/BEAM-1096?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=15726461#comment-15726461
] 

ASF GitHub Bot commented on BEAM-1096:
--------------------------------------

GitHub user xhumanoid opened a pull request:

    https://github.com/apache/incubator-beam/pull/1520

    [BEAM-1096] flink streaming side output optimization using SplitStream

    Be sure to do all of the following to help us incorporate your contribution
    quickly and easily:
    
     - [ ] Make sure the PR title is formatted like:
       `[BEAM-<Jira issue #>] Description of pull request`
     - [ ] Make sure tests pass via `mvn clean verify`. (Even better, enable
           Travis-CI on your fork and ensure the whole test matrix passes).
     - [ ] Replace `<Jira issue #>` in the title with the actual Jira issue
           number, if there is one.
     - [ ] If this contribution is large, please file an Apache
           [Individual Contributor License Agreement](https://www.apache.org/licenses/icla.txt).
    
    ---
    
    @aljoscha check please

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

    $ git pull https://github.com/xhumanoid/incubator-beam stream_side_output_optimization

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

    https://github.com/apache/incubator-beam/pull/1520.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 #1520
    
----
commit 568d73f74219a42cac4028b198f53f22a832990f
Author: Alexey Diomin <diominay@gmail.com>
Date:   2016-12-06T19:30:54Z

    [BEAM-1096] flink streaming side output optimization using SplitStream

----


> flink streaming side output optimization using SplitStream
> ----------------------------------------------------------
>
>                 Key: BEAM-1096
>                 URL: https://issues.apache.org/jira/browse/BEAM-1096
>             Project: Beam
>          Issue Type: Improvement
>          Components: runner-flink
>    Affects Versions: 0.4.0-incubating
>            Reporter: Alexey Diomin
>            Priority: Minor
>
> Current implementation:
> 1) send all events in all output streams
> 2) filtering streams for necessary tags
> Cons: increased cpu usage for serialization all events
> Proposed implementation:
> 1) route event in correct streams based on tag



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