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Posted to common-issues@hadoop.apache.org by "Harsh J (JIRA)" <ji...@apache.org> on 2012/06/23 19:46:43 UTC

[jira] [Commented] (HADOOP-1381) The distance between sync blocks in SequenceFiles should be configurable rather than hard coded to 2000 bytes

    [ https://issues.apache.org/jira/browse/HADOOP-1381?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=13400000#comment-13400000 ] 

Harsh J commented on HADOOP-1381:
---------------------------------

Owen/Todd/Others,

Since I've addressed the comments offered here, I'm going to commit this in by Monday EOD unless there are any further comments.

bq. Otherwise looks good.

Thanks!
                
> The distance between sync blocks in SequenceFiles should be configurable rather than hard coded to 2000 bytes
> -------------------------------------------------------------------------------------------------------------
>
>                 Key: HADOOP-1381
>                 URL: https://issues.apache.org/jira/browse/HADOOP-1381
>             Project: Hadoop Common
>          Issue Type: Improvement
>          Components: io
>    Affects Versions: 2.0.0-alpha
>            Reporter: Owen O'Malley
>            Assignee: Harsh J
>         Attachments: HADOOP-1381.r1.diff, HADOOP-1381.r2.diff, HADOOP-1381.r3.diff, HADOOP-1381.r4.diff, HADOOP-1381.r5.diff, HADOOP-1381.r5.diff
>
>
> Currently SequenceFiles put in sync blocks every 2000 bytes. It would be much better if it was configurable with a much higher default (1mb or so?).

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