[jira] [Commented] (FLINK-4113) Always copy first value in ChainedAllReduceDriver

["ASF GitHub Bot (JIRA)" <ji...@apache.org>]

    [ https://issues.apache.org/jira/browse/FLINK-4113?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=15347023#comment-15347023 ] 

ASF GitHub Bot commented on FLINK-4113:
---------------------------------------

GitHub user greghogan opened a pull request:

    https://github.com/apache/flink/pull/2156

    [FLINK-4113] [runtime] Always copy first value in ChainedAllReduceDriver

    

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

    $ git pull https://github.com/greghogan/flink 4113_always_copy_first_value_in_chainedallreducedriver

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

    https://github.com/apache/flink/pull/2156.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 #2156
    
----
commit f5f162b591b38e890758dc65fee93749ac86a347
Author: Greg Hogan <co...@greghogan.com>
Date:   2016-06-23T16:37:37Z

    [FLINK-4113] [runtime] Always copy first value in ChainedAllReduceDriver

----


> Always copy first value in ChainedAllReduceDriver
> -------------------------------------------------
>
>                 Key: FLINK-4113
>                 URL: https://issues.apache.org/jira/browse/FLINK-4113
>             Project: Flink
>          Issue Type: Bug
>          Components: Local Runtime
>    Affects Versions: 1.1.0, 1.0.4
>            Reporter: Greg Hogan
>            Assignee: Greg Hogan
>            Priority: Critical
>             Fix For: 1.1.0, 1.0.4
>
>
> {{ChainedAllReduceDriver.collect}} must copy the first record even when object reuse is enabled or {{base}} may later point to the same object as {{record}}.



--
This message was sent by Atlassian JIRA
(v6.3.4#6332)