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From "Konstantin Shvachko (JIRA)" <j...@apache.org>
Subject [jira] [Created] (MAPREDUCE-4651) Benchmarking random reads with DFSIO
Date Wed, 12 Sep 2012 07:49:08 GMT
Konstantin Shvachko created MAPREDUCE-4651:

             Summary: 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

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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