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From "Alex Rudyy (JIRA)" <j...@apache.org>
Subject [jira] [Assigned] (QPID-7024) BDB HA - Group change thread-pool sized to availableProcessors +1
Date Wed, 03 Feb 2016 11:39:39 GMT

     [ https://issues.apache.org/jira/browse/QPID-7024?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel

Alex Rudyy reassigned QPID-7024:

    Assignee: Keith Wall  (was: Alex Rudyy)

Please review the changes

> BDB HA - Group change thread-pool sized to availableProcessors +1
> -----------------------------------------------------------------
>                 Key: QPID-7024
>                 URL: https://issues.apache.org/jira/browse/QPID-7024
>             Project: Qpid
>          Issue Type: Bug
>          Components: Java Broker
>            Reporter: Keith Wall
>            Assignee: Keith Wall
>            Priority: Minor
> The BDB HA implementation internally uses a thread pool to process group change events.
 This thread pool is sized to {{Runtime.getRuntime().availableProcessors() + 1}}.  On a machine
with many cores, this will create a very large number of threads.
> There is probably no reason why this thread pool needs to be quite so large.  This problem
does not cause a functional impact, but will consume more resources (threads + stack) than

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