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From "Konstantin Shvachko (JIRA)" <j...@apache.org>
Subject [jira] Commented: (HADOOP-2000) Re-write NNBench to use MapReduce
Date Mon, 10 Dec 2007 20:37:43 GMT

    [ https://issues.apache.org/jira/browse/HADOOP-2000?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel#action_12550178
] 

Konstantin Shvachko commented on HADOOP-2000:
---------------------------------------------

+1

> Re-write NNBench to use MapReduce
> ---------------------------------
>
>                 Key: HADOOP-2000
>                 URL: https://issues.apache.org/jira/browse/HADOOP-2000
>             Project: Hadoop
>          Issue Type: Test
>          Components: test
>    Affects Versions: 0.15.0
>            Reporter: Mukund Madhugiri
>            Assignee: Mukund Madhugiri
>             Fix For: 0.16.0
>
>         Attachments: HADOOP-2000.patch, HADOOP-2000.patch, HADOOP-2000.patch, HADOOP-2000.patch,
HADOOP-2000.patch, HADOOP-2000.patch, HADOOP-2000.patch
>
>
> The proposal is to re-write the NNBench benchmark/test to measure Namenode operations
using MapReduce. Two buckets of measurements will be done:
> 1. Transactions per second 
> 2. Average latency
> for these operations
> - Create and Close file
> - Open file
> - Rename file
> - Delete file

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