hadoop-hdfs-issues mailing list archives

Site index · List index
Message view « Date » · « Thread »
Top « Date » · « Thread »
From "Arpit Agarwal (JIRA)" <j...@apache.org>
Subject [jira] [Commented] (HDFS-11374) Skip FSync in CreateEditsLog to speed up edit log generation
Date Thu, 26 Jan 2017 20:55:24 GMT

    [ https://issues.apache.org/jira/browse/HDFS-11374?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=15840437#comment-15840437
] 

Arpit Agarwal commented on HDFS-11374:
--------------------------------------

Thanks for this improvement [~hanishakoneru]. +1 pending Jenkins. 

> Skip FSync in CreateEditsLog to speed up edit log generation
> ------------------------------------------------------------
>
>                 Key: HDFS-11374
>                 URL: https://issues.apache.org/jira/browse/HDFS-11374
>             Project: Hadoop HDFS
>          Issue Type: Improvement
>          Components: hdfs
>            Reporter: Hanisha Koneru
>            Assignee: Hanisha Koneru
>            Priority: Minor
>         Attachments: HDFS-11374.000.patch
>
>
> We can make generation of edit logs faster by skipping Fsync in CreateEditLogs. This
can be done be setting _shouldSkipFsyncForTesting_ to true in _EditLogFileOutputStream_



--
This message was sent by Atlassian JIRA
(v6.3.4#6332)

---------------------------------------------------------------------
To unsubscribe, e-mail: hdfs-issues-unsubscribe@hadoop.apache.org
For additional commands, e-mail: hdfs-issues-help@hadoop.apache.org


Mime
View raw message