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From "ASF GitHub Bot (JIRA)" <j...@apache.org>
Subject [jira] [Commented] (BEAM-1456) Make UnboundedSourceWrapper snapshot to rescalable operator state in Flink Runner
Date Sat, 18 Feb 2017 05:14:44 GMT

    [ https://issues.apache.org/jira/browse/BEAM-1456?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=15872994#comment-15872994
] 

ASF GitHub Bot commented on BEAM-1456:
--------------------------------------

GitHub user JingsongLi opened a pull request:

    https://github.com/apache/beam/pull/2043

    [BEAM-1456] Make UnboundedSourceWrapper snapshot to rescalable operator state in Flink
Runner

    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).
    
    ---


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

    $ git pull https://github.com/JingsongLi/beam BEAM-1456-UnboundedSourceWrapper

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

    https://github.com/apache/beam/pull/2043.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 #2043
    
----
commit cf770a64fac2f784987d7b44f0f5692d1227883f
Author: JingsongLi <lzljs3620320@aliyun.com>
Date:   2017-02-18T05:04:48Z

    [BEAM-1456] Make UnboundedSourceWrapper snapshot to rescalable operator state in Flink
Runner

----


> Make UnboundedSourceWrapper snapshot to rescalable operator state in Flink Runner
> ---------------------------------------------------------------------------------
>
>                 Key: BEAM-1456
>                 URL: https://issues.apache.org/jira/browse/BEAM-1456
>             Project: Beam
>          Issue Type: Improvement
>          Components: runner-flink
>            Reporter: Jingsong Lee
>            Assignee: Jingsong Lee
>
> By using the SPLIT_DISTRIBUTE OperatorState in flink to snapshot source checkpoints we
make UnboundedSourceWrapper operators rescalable.



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