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Date: Tue, 25 Sep 2012 08:32:09 +1100 (NCT)
From: "Konstantin Shvachko (JIRA)" <jira@apache.org>
To: mapreduce-issues@hadoop.apache.org
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Subject: [jira] [Updated] (MAPREDUCE-4645) Providing a random seed to Slive
 should make the sequence of filenames completely deterministic
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     [ https://issues.apache.org/jira/browse/MAPREDUCE-4645?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ]

Konstantin Shvachko updated MAPREDUCE-4645:
-------------------------------------------

       Resolution: Fixed
    Fix Version/s: 0.23.4
     Hadoop Flags: Reviewed
           Status: Resolved  (was: Patch Available)

I just committed it to trunk, branch 2, and branch 0.23.
Thank you Ravi.
                
> Providing a random seed to Slive should make the sequence of filenames completely deterministic
> -----------------------------------------------------------------------------------------------
>
>                 Key: MAPREDUCE-4645
>                 URL: https://issues.apache.org/jira/browse/MAPREDUCE-4645
>             Project: Hadoop Map/Reduce
>          Issue Type: Improvement
>          Components: performance, test
>    Affects Versions: 0.23.1, 2.0.0-alpha
>            Reporter: Ravi Prakash
>            Assignee: Ravi Prakash
>              Labels: performance, test
>             Fix For: 0.23.4
>
>         Attachments: MAPREDUCE-4645.branch-0.23.patch, MAPREDUCE-4645.branch-0.23.patch, MAPREDUCE-4645.branch-0.23.patch
>
>
> Using the -random seed option still doesn't produce a deterministic sequence of filenames. Hence there's no way to replicate the performance test. If I'm providing a seed, its obvious that I want the test to be reproducible.

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