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From "Konstantin Shvachko (JIRA)" <j...@apache.org>
Subject [jira] [Assigned] (MAPREDUCE-4651) Benchmarking random reads with DFSIO
Date Wed, 12 Sep 2012 07:51:07 GMT

     [ https://issues.apache.org/jira/browse/MAPREDUCE-4651?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
]

Konstantin Shvachko reassigned MAPREDUCE-4651:
----------------------------------------------

    Assignee: Konstantin Shvachko
    
> Benchmarking random reads with DFSIO
> ------------------------------------
>
>                 Key: MAPREDUCE-4651
>                 URL: https://issues.apache.org/jira/browse/MAPREDUCE-4651
>             Project: Hadoop Map/Reduce
>          Issue Type: New Feature
>          Components: benchmarks, test
>    Affects Versions: 1.0.0
>            Reporter: Konstantin Shvachko
>            Assignee: Konstantin Shvachko
>
> TestDFSIO measures throughput of HDFS write, read, and append operations. It will be
useful to have an option to use it for benchmarking random reads.

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