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https://issues.apache.org/jira/browse/FLINK-5784?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=15863167#comment-15863167
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ASF GitHub Bot commented on FLINK-5784:
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GitHub user ifndef-SleePy opened a pull request:
https://github.com/apache/flink/pull/3296
[FLINK-5784] Fix bug about registering JobManagerLeaderListener in
LeaderRetrievalService multiple times
[FLINK-5784] Fix bug about registering JobManagerLeaderListener in
LeaderRetrievalService multiple times.
You can merge this pull request into a Git repository by running:
$ git pull https://github.com/alibaba/flink jira-5784
Alternatively you can review and apply these changes as the patch at:
https://github.com/apache/flink/pull/3296.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 #3296
----
commit d827f1d87ab8a15458b328fb10beeb70f4515493
Author: biao.liub <biao.l...@alibaba-inc.com>
Date: 2017-02-13T03:06:46Z
[FLINK-5784] Fix bug about registering JobManagerLeaderListener in
LeaderRetrievalService multiple times.
----
> TaskExecutor may register JobManagerLeaderListener in LeaderRetrievalService
> multiple times
> -------------------------------------------------------------------------------------------
>
> Key: FLINK-5784
> URL: https://issues.apache.org/jira/browse/FLINK-5784
> Project: Flink
> Issue Type: Bug
> Components: Cluster Management
> Reporter: Biao Liu
> Assignee: Biao Liu
> Priority: Minor
>
> If multiple slot requests comes at same time, TaskExecutor may register
> JobManagerLeaderListener in LeaderRetrievalService multiple times before
> establishing connection with JobMaster.
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