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https://issues.apache.org/jira/browse/BOOKKEEPER-715?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=13923866#comment-13923866
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Hudson commented on BOOKKEEPER-715:
-----------------------------------
SUCCESS: Integrated in bookkeeper-trunk #574 (See
[https://builds.apache.org/job/bookkeeper-trunk/574/])
BOOKKEEPER-715: bookie: delay dropping journal cached pages (sijie via ivank)
(ivank: rev 1575246)
* /zookeeper/bookkeeper/trunk/CHANGES.txt
*
/zookeeper/bookkeeper/trunk/bookkeeper-server/src/main/java/org/apache/bookkeeper/bookie/JournalChannel.java
*
/zookeeper/bookkeeper/trunk/bookkeeper-server/src/main/java/org/apache/bookkeeper/util/NativeIO.java
> bookie: delay dropping journal cached pages
> -------------------------------------------
>
> Key: BOOKKEEPER-715
> URL: https://issues.apache.org/jira/browse/BOOKKEEPER-715
> Project: Bookkeeper
> Issue Type: Sub-task
> Components: bookkeeper-server
> Reporter: Sijie Guo
> Assignee: Sijie Guo
> Fix For: 4.3.0
>
> Attachments: BOOKKEEPER-715.diff, BOOKKEEPER-715_717.diff
>
>
> As journal writes aren't aligned to sector size, if bookie drops cached pages
> immediately, journal has to read those pages again, which would impact
> journal write performance.
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