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From "stack (JIRA)" <j...@apache.org>
Subject [jira] Commented: (HBASE-1915) HLog.sync is called way too often, needs to be only called 1x per RPC
Date Sat, 17 Oct 2009 05:04:31 GMT

    [ https://issues.apache.org/jira/browse/HBASE-1915?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=12766834#action_12766834
] 

stack commented on HBASE-1915:
------------------------------

Ryan, it don't look like a patch -- it don't look like a diff.  Check it out.  Am I looking
at it wrong?

> HLog.sync is called way too often, needs to be only called 1x per RPC
> ---------------------------------------------------------------------
>
>                 Key: HBASE-1915
>                 URL: https://issues.apache.org/jira/browse/HBASE-1915
>             Project: Hadoop HBase
>          Issue Type: Bug
>            Reporter: ryan rawson
>            Assignee: ryan rawson
>             Fix For: 0.21.0
>
>         Attachments: HBASE-1915.patch
>
>
> fairly simple, we call sync every N KeyValues, even if they are from just 1 row, you
could be calling sync multiple times per row! that is just not good.

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