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https://issues.apache.org/jira/browse/ARTEMIS-1772?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=16424040#comment-16424040
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ASF GitHub Bot commented on ARTEMIS-1772:
-----------------------------------------
GitHub user franz1981 opened a pull request:
https://github.com/apache/activemq-artemis/pull/1989
ARTEMIS-1772 Reduce memory footprint and allocations of QueueImpl
It includes:
- Message References: no longer uses boxed primitives and AtomicInteger
- Node: intrusive nodes no longer need a reference field holding itself
- RefCountMessage: no longer uses AtomicInteger, but
AtomicIntegerFieldUpdater
You can merge this pull request into a Git repository by running:
$ git pull https://github.com/franz1981/activemq-artemis msg_ref_footprint
Alternatively you can review and apply these changes as the patch at:
https://github.com/apache/activemq-artemis/pull/1989.patch
To close this pull request, make a commit to your master/trunk branch
with (at least) the following in the commit message:
This closes #1989
----
commit 611cd0d16c2c402dd85416bb01c72bfc3b99e1d8
Author: Francesco Nigro <nigro.fra@...>
Date: 2018-03-20T09:16:24Z
ARTEMIS-1772 Reduce memory footprint and allocations of QueueImpl
It includes:
- Message References: no longer uses boxed primitives and AtomicInteger
- Node: intrusive nodes no longer need a reference field holding itself
- RefCountMessage: no longer uses AtomicInteger, but
AtomicIntegerFieldUpdater
----
> Reduce memory footprint and allocations of QueueImpl
> ----------------------------------------------------
>
> Key: ARTEMIS-1772
> URL: https://issues.apache.org/jira/browse/ARTEMIS-1772
> Project: ActiveMQ Artemis
> Issue Type: New Feature
> Reporter: Francesco Nigro
> Assignee: Francesco Nigro
> Priority: Major
>
> Each message referenced into QueueImpl is using Atomic* and boxed types that
> could be turned into primitive types, reducing the number of allocations and
> increasing the precision of the memory footprint estimation.
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