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https://issues.apache.org/jira/browse/FLINK-6160?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=16343559#comment-16343559
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Till Rohrmann commented on FLINK-6160:
--------------------------------------
The {{TaskExecutor}} retries a timed out connection to the {{JobMaster}} but
the other components don't yet retry their connections. We should fix this
issue.
> Retry JobManager/ResourceManager connection in case of timeout
> ---------------------------------------------------------------
>
> Key: FLINK-6160
> URL: https://issues.apache.org/jira/browse/FLINK-6160
> Project: Flink
> Issue Type: Sub-task
> Components: Distributed Coordination
> Affects Versions: 1.3.0
> Reporter: Till Rohrmann
> Priority: Major
> Labels: flip-6
>
> In case of a heartbeat timeout, the {{TaskExecutor}} closes the connection to
> the remote component. Furthermore, it assumes that the component has actually
> failed and, thus, it will only start trying to connect to the component if it
> is notified about a new leader address and leader session id. This is
> brittle, because the heartbeat could also time out without the component
> having crashed. Thus, we should add an automatic retry to the latest known
> leader address information in case of a timeout.
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