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https://issues.apache.org/jira/browse/FLINK-9917?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
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Till Rohrmann closed FLINK-9917.
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Resolution: Fixed
Fix Version/s: 1.7.0
Fixed via d2bd39e361c53da99ae7383a51695cc896ec2bbe
> Remove superfluous lock from SlotSharingManager
> -----------------------------------------------
>
> Key: FLINK-9917
> URL: https://issues.apache.org/jira/browse/FLINK-9917
> Project: Flink
> Issue Type: Improvement
> Components: JobManager
> Affects Versions: 1.6.0
> Reporter: Till Rohrmann
> Assignee: Till Rohrmann
> Priority: Major
> Labels: pull-request-available
> Fix For: 1.7.0
>
>
> The {{SlotSharingManager}} uses a lock to synchronize access to some of its
> fields. Since the component is designed to be used only in a single threaded
> context, the lock are superfluous and confusing. Therefore, I propose to
> remove it.
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