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https://issues.apache.org/jira/browse/ARTEMIS-4814?focusedWorklogId=923986&page=com.atlassian.jira.plugin.system.issuetabpanels:worklog-tabpanel#worklog-923986
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ASF GitHub Bot logged work on ARTEMIS-4814:
-------------------------------------------

                Author: ASF GitHub Bot
            Created on: 21/Jun/24 14:24
            Start Date: 21/Jun/24 14:24
    Worklog Time Spent: 10m 
      Work Description: clebertsuconic merged PR #4972:
URL: https://github.com/apache/activemq-artemis/pull/4972




Issue Time Tracking
-------------------

    Worklog Id:     (was: 923986)
    Time Spent: 4h 10m  (was: 4h)

> Remove linear iteration to get direct bindings
> ----------------------------------------------
>
>                 Key: ARTEMIS-4814
>                 URL: https://issues.apache.org/jira/browse/ARTEMIS-4814
>             Project: ActiveMQ Artemis
>          Issue Type: Task
>          Components: Broker
>    Affects Versions: 2.35.0
>            Reporter: Josh Byster
>            Priority: Minor
>             Fix For: 2.36.0
>
>          Time Spent: 4h 10m
>  Remaining Estimate: 0h
>
> Currently, with 500K+ queues, the cleanup step of {{TempQueueCleanerUpper}} 
> requires invoking {{WildcardAddressManager#getDirectBindings}}, which is O(k) 
> in the number of queues.
> From method profiling, this can consume up to 95% of our CPU time when 
> needing to clean up many of these. 
> It would be nice to make this more efficient, which shouldn't be difficult 
> given the iteration just does a simple equality check.



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