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https://issues.apache.org/jira/browse/FLINK-8463?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=16333920#comment-16333920
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ASF GitHub Bot commented on FLINK-8463:
---------------------------------------
Github user GJL commented on the issue:
https://github.com/apache/flink/pull/5319
💯
> Remove unnecessary thread blocking in RestClient#submitRequest
> --------------------------------------------------------------
>
> Key: FLINK-8463
> URL: https://issues.apache.org/jira/browse/FLINK-8463
> Project: Flink
> Issue Type: Bug
> Components: REST
> Affects Versions: 1.5.0
> Reporter: Till Rohrmann
> Assignee: Till Rohrmann
> Priority: Major
> Labels: flip-6
> Fix For: 1.5.0
>
>
> The {{RestClient}} unnecessarily blocks an IO executor thread when trying to
> open a connection to a remote destination. This can be improved by
> registering a {{ChannelFuture}} listener which continues the execution once
> the connection has been established.
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