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https://issues.apache.org/jira/browse/ZOOKEEPER-4309?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=17354978#comment-17354978
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kevin yang commented on ZOOKEEPER-4309:
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yep Francesco Nigro
I used your demp and reproduced it. Here are my puzzle: why the pool worker was
still parking?
> QuorumCnxManager's ListenerHandler thread leak
> ----------------------------------------------
>
> Key: ZOOKEEPER-4309
> URL: https://issues.apache.org/jira/browse/ZOOKEEPER-4309
> Project: ZooKeeper
> Issue Type: Bug
> Components: server
> Affects Versions: 3.6.3, 3.7.0
> Reporter: Francesco Nigro
> Priority: Major
> Labels: pull-request-available
> Time Spent: 1h
> Remaining Estimate: 0h
>
> QuorumCnxManager::Listener::run is creating a
> Executors.newFixedThreadPool(addresses.size()) without shutting it down after
> ListenerHandler task has been completed causing it to leak.
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