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https://issues.apache.org/jira/browse/STORM-593?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=14386909#comment-14386909
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ASF GitHub Bot commented on STORM-593:
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Github user d2r commented on a diff in the pull request:
https://github.com/apache/storm/pull/349#discussion_r27404108
--- Diff: storm-core/src/clj/backtype/storm/daemon/worker.clj ---
@@ -335,16 +333,14 @@
drainer (TransferDrainer.)
node+port->socket (:cached-node+port->socket worker)
--- End diff --
There is a write-lock around `:cached-node+port->socket`, but we do not use
it here in this function after binding it.
> No need of rwlock for clojure atom
> -----------------------------------
>
> Key: STORM-593
> URL: https://issues.apache.org/jira/browse/STORM-593
> Project: Apache Storm
> Issue Type: Improvement
> Affects Versions: 0.10.0
> Reporter: xiajun
> Assignee: xiajun
>
> cached-node+port->socket in worker-data is atom, there on need for rwlock
> endpoint-socket-lock to protect cached-node+port->socket. And after use
> rwlock, there will be competition between refresh-connections and message
> send.
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