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https://issues.apache.org/jira/browse/ARTEMIS-3045?focusedWorklogId=553514&page=com.atlassian.jira.plugin.system.issuetabpanels:worklog-tabpanel#worklog-553514
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ASF GitHub Bot logged work on ARTEMIS-3045:
-------------------------------------------

                Author: ASF GitHub Bot
            Created on: 17/Feb/21 10:16
            Start Date: 17/Feb/21 10:16
    Worklog Time Spent: 10m 
      Work Description: franz1981 edited a comment on pull request #3392:
URL: https://github.com/apache/activemq-artemis/pull/3392#issuecomment-780451492


   Re the performance regression, I have commented on their PR (see 
https://github.com/softwaremill/mqperf/pull/47#issuecomment-778280388) that 
"probably" (it's still under investigation in my company TBH) it was due to 
excessive notifications among cluster nodes or just unhappy distribution of 
consumers, causing messages redistribution.
   
   This change, instead, has been developed for 3 reasons, at the beginning:
   
   1. to address what was looking like a perf regression vs 2.2.0 (that should 
be a wrong assumption, as said)
   2. bad network bandwidth utilization with small replication packets (or with 
high latency networks)
   3. to allow measuring the backlog of pending packets in case of slow 
network/high latency network
   
   The last 2 points are still valid, to not mention that I'me getting a huge 
improvement in CPU utilization, that means that can be used elsewhere in the 
broker :)


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

    Worklog Id:     (was: 553514)
    Time Spent: 10h 40m  (was: 10.5h)

> ReplicationManager can batch sent replicated packets
> ----------------------------------------------------
>
>                 Key: ARTEMIS-3045
>                 URL: https://issues.apache.org/jira/browse/ARTEMIS-3045
>             Project: ActiveMQ Artemis
>          Issue Type: Improvement
>            Reporter: Francesco Nigro
>            Assignee: Francesco Nigro
>            Priority: Major
>          Time Spent: 10h 40m
>  Remaining Estimate: 0h
>




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