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Posted to issues@activemq.apache.org by "Rico Neubauer (Jira)" <ji...@apache.org> on 2019/09/12 14:55:00 UTC

[jira] [Commented] (ARTEMIS-2399) Improve Paging performance when there are a lot of subscribers

    [ https://issues.apache.org/jira/browse/ARTEMIS-2399?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=16928607#comment-16928607 ] 

Rico Neubauer commented on ARTEMIS-2399:
----------------------------------------

Is there a reason not taking the recent version (2.1.2) of jtools?

> Improve Paging performance when there are a lot of subscribers
> --------------------------------------------------------------
>
>                 Key: ARTEMIS-2399
>                 URL: https://issues.apache.org/jira/browse/ARTEMIS-2399
>             Project: ActiveMQ Artemis
>          Issue Type: Improvement
>          Components: Broker
>    Affects Versions: 2.9.0
>         Environment: broker 2.9.0
> cpu: 4 cores, memory: 8G, disk: ssd 500G
> broker.xml:
>          <thread-pool-max-size>60</thread-pool-max-size>
>         <address-setting match="#">
>                  <max-size-bytes>51Mb</max-size-bytes>
>                  <page-size-bytes>50Mb</page-size-bytes>
>                  <page-max-cache-size>1</page-max-cache-size>
>                  <address-full-policy>PAGE</address-full-policy>
>         </address-setting> 
>          <message-expiry-scan-period>-1</message-expiry-scan-period>    
>            Reporter: yangwei
>            Priority: Major
>             Fix For: 2.10.0
>
>          Time Spent: 18h 40m
>  Remaining Estimate: 0h
>
> We noticed that there was a significant drop in performance when entering page mode in the case of multiple subscribers.
> We created a topic and 100 queues bound to it. We ran our _GrinderRunner test_ in our inner test infra cluster with 500 threads producing message and 560 threads, each one picked a random queue to subscribe. The test showed performance is bad: 13000 msg/s sent and 5000 msg/s received.



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