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Posted to dev@bookkeeper.apache.org by "Flavio Junqueira (JIRA)" <ji...@apache.org> on 2013/05/04 23:00:15 UTC

[jira] [Commented] (BOOKKEEPER-563) Avoid Journal polluting page cache

    [ https://issues.apache.org/jira/browse/BOOKKEEPER-563?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=13649174#comment-13649174 ] 

Flavio Junqueira commented on BOOKKEEPER-563:
---------------------------------------------

Robin, Any progress here?
                
> Avoid Journal polluting page cache
> ----------------------------------
>
>                 Key: BOOKKEEPER-563
>                 URL: https://issues.apache.org/jira/browse/BOOKKEEPER-563
>             Project: Bookkeeper
>          Issue Type: Improvement
>            Reporter: Sijie Guo
>            Assignee: Robin Dhamankar
>             Fix For: 4.3.0
>
>
> writing data into journal which force the data in os buffer cache being used for hot reads, which could have negative affect on performance.
> similar solution is as CASSANDRA-1470.

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