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From "Christopher L. Shannon (JIRA)" <j...@apache.org>
Subject [jira] [Commented] (ARTEMIS-822) Reduce thread synchronization on the Journal
Date Tue, 25 Oct 2016 23:06:58 GMT

    [ https://issues.apache.org/jira/browse/ARTEMIS-822?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=15606744#comment-15606744
] 

Christopher L. Shannon commented on ARTEMIS-822:
------------------------------------------------

Ah cool, I didn't know there was already a PR for this since they were not linked. 

> Reduce thread synchronization on the Journal
> --------------------------------------------
>
>                 Key: ARTEMIS-822
>                 URL: https://issues.apache.org/jira/browse/ARTEMIS-822
>             Project: ActiveMQ Artemis
>          Issue Type: Improvement
>    Affects Versions: 1.4.0
>            Reporter: Luis Barreiro
>            Assignee: clebert suconic
>            Priority: Blocker
>              Labels: journal
>             Fix For: 1.5.0
>
>
> Currently there is a lock in the journal so that only one thread can append at a time.
Although the operation is fast, it can become a bottleneck on environments with hundreds of
threads. There should be a way for threads not  to be blocked on append operations.



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