hadoop-hdfs-issues mailing list archives

Site index · List index
Message view « Date » · « Thread »
Top « Date » · « Thread »
From "Harsh J (JIRA)" <j...@apache.org>
Subject [jira] [Commented] (HDFS-4053) Increase the default block size
Date Wed, 17 Oct 2012 21:28:04 GMT

    [ https://issues.apache.org/jira/browse/HDFS-4053?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=13478407#comment-13478407

Harsh J commented on HDFS-4053:

bq. I'm sure we have a conversion method lurking somewhere in hadoop.

This is already available. You can set dfs.blocksize as "128m" on trunk and it will be read
> Increase the default block size
> -------------------------------
>                 Key: HDFS-4053
>                 URL: https://issues.apache.org/jira/browse/HDFS-4053
>             Project: Hadoop HDFS
>          Issue Type: Improvement
>            Reporter: Eli Collins
>            Assignee: Eli Collins
>         Attachments: hdfs-4053.txt, hdfs-4053.txt, hdfs-4053.txt
> The default HDFS block size ({{dfs.blocksize}}) has been 64mb forever. 128mb works well
in practice on today's hardware configurations, most clusters I work with use it or higher
(eg 256mb). Let's bump to 128mb in trunk for v3.

This message is automatically generated by JIRA.
If you think it was sent incorrectly, please contact your JIRA administrators
For more information on JIRA, see: http://www.atlassian.com/software/jira

View raw message