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Posted to dev@bookkeeper.apache.org by "ASF GitHub Bot (JIRA)" <ji...@apache.org> on 2017/06/04 13:19:04 UTC

[jira] [Commented] (BOOKKEEPER-816) use native fallocate & sync_file_range to improve journal allocation

    [ https://issues.apache.org/jira/browse/BOOKKEEPER-816?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=16036267#comment-16036267 ] 

ASF GitHub Bot commented on BOOKKEEPER-816:
-------------------------------------------

Github user eolivelli commented on the issue:

    https://github.com/apache/bookkeeper/pull/80
  
    I just got into this interesting reading about fallocate
    https://groups.google.com/forum/m/#!topic/mechanical-sympathy/UMrKt75yOmg
    
    I am ok with the current patch and the jni approach


> use native fallocate & sync_file_range to improve journal allocation
> --------------------------------------------------------------------
>
>                 Key: BOOKKEEPER-816
>                 URL: https://issues.apache.org/jira/browse/BOOKKEEPER-816
>             Project: Bookkeeper
>          Issue Type: Improvement
>          Components: bookkeeper-server
>            Reporter: Sijie Guo
>            Assignee: Sijie Guo
>             Fix For: 4.5.0
>
>
> it'd better to leverage filesystem fallocate & sync_file_range for journal performance.



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