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Posted to issues@ignite.apache.org by "Dmitriy Pavlov (JIRA)" <ji...@apache.org> on 2018/03/20 21:19:00 UTC

[jira] [Commented] (IGNITE-6341) Use direct IO or libaio for file page store where applicable

    [ https://issues.apache.org/jira/browse/IGNITE-6341?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=16407070#comment-16407070 ] 

Dmitriy Pavlov commented on IGNITE-6341:
----------------------------------------

Described here https://cwiki.apache.org/confluence/display/IGNITE/Ignite+Persistent+Store+-+under+the+hood#IgnitePersistentStore-underthehood-DirectI/O 

> Use direct IO or libaio for file page store where applicable
> ------------------------------------------------------------
>
>                 Key: IGNITE-6341
>                 URL: https://issues.apache.org/jira/browse/IGNITE-6341
>             Project: Ignite
>          Issue Type: Improvement
>          Components: persistence
>            Reporter: Andrey Gura
>            Assignee: Dmitriy Pavlov
>            Priority: Major
>             Fix For: 2.4
>
>
> Need try to use direct IO or libaio for page store because once data buffer is serialized, we can write it as disk pages (this will also make it easier if we decide to open file as a block device).



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