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https://issues.apache.org/jira/browse/HADOOP-9703?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=13706072#comment-13706072
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Colin Patrick McCabe commented on HADOOP-9703:
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This shouldn't actually need to be static, should it?
{code}
+ private static int executorRefCount = 0;
{code}
Might also add an assert(executorRefCount >= 0) to unref
+1 once that is addressed. thanks Tsuyoshi
> org.apache.hadoop.ipc.Client leaks threads on stop.
> ---------------------------------------------------
>
> Key: HADOOP-9703
> URL: https://issues.apache.org/jira/browse/HADOOP-9703
> Project: Hadoop Common
> Issue Type: Bug
> Reporter: Mark Miller
> Assignee: Tsuyoshi OZAWA
> Priority: Minor
> Attachments: HADOOP-9703.1.patch, HADOOP-9703.2.patch
>
>
> org.apache.hadoop.ipc.Client#stop says "Stop all threads related to this
> client." but does not shutdown the static SEND_PARAMS_EXECUTOR, so usage of
> this class always leaks threads rather than cleanly closing or shutting down.
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