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ASF GitHub Bot logged work on ARTEMIS-2399: ------------------------------------------- Author: ASF GitHub Bot Created on: 19/Aug/19 15:44 Start Date: 19/Aug/19 15:44 Worklog Time Spent: 10m Work Description: asfgit commented on pull request #2750: ARTEMIS-2399 Improve performance when there are a lot of subscribers URL: https://github.com/apache/activemq-artemis/pull/2750 ---------------------------------------------------------------- This is an automated message from the Apache Git Service. To respond to the message, please log on to GitHub and use the URL above to go to the specific comment. For queries about this service, please contact Infrastructure at: us...@infra.apache.org Issue Time Tracking ------------------- Worklog Id: (was: 297222) Time Spent: 18h 40m (was: 18.5h) > Improve 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 > 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. -- This message was sent by Atlassian Jira (v8.3.2#803003)