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https://issues.apache.org/jira/browse/QPIDJMS-420?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=16654014#comment-16654014
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ASF subversion and git services commented on QPIDJMS-420:
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Commit 72bbc8060bd724baf844733454d3f90844a50e5f in qpid-jms's branch
refs/heads/master from [~tabish121]
[ https://git-wip-us.apache.org/repos/asf?p=qpid-jms.git;h=72bbc80 ]
QPIDJMS-420 Avoid signaling attempt costs when no waiters
Track if a receive (dequeue) call is waiting on the prefetch queue in
the consumer and if none present don't try to wait a thread which avoids
some cost and reduces time under lock.
> Avoid overhead of missing thread singalling on inbound message enqueues
> -----------------------------------------------------------------------
>
> Key: QPIDJMS-420
> URL: https://issues.apache.org/jira/browse/QPIDJMS-420
> Project: Qpid JMS
> Issue Type: Improvement
> Components: qpid-jms-client
> Affects Versions: 0.37.0
> Reporter: Timothy Bish
> Assignee: Timothy Bish
> Priority: Minor
> Fix For: 0.38.0
>
>
> Avoid the cost of attempting to signal waiters on the prefetch queue when
> none are present to reduce time under lock when adding incoming messages.
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