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From "Konstantin Shvachko (JIRA)" <j...@apache.org>
Subject [jira] Updated: (HADOOP-3860) Compare name-node performance when journaling is performed into local hard-drives or nfs.
Date Tue, 05 Aug 2008 21:56:44 GMT

     [ https://issues.apache.org/jira/browse/HADOOP-3860?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
]

Konstantin Shvachko updated HADOOP-3860:
----------------------------------------

    Resolution: Fixed
        Status: Resolved  (was: Patch Available)

I just committed this.
Please feel free to comment, discuss the benchmark results.

> Compare name-node performance when journaling is performed into local hard-drives or
nfs.
> -----------------------------------------------------------------------------------------
>
>                 Key: HADOOP-3860
>                 URL: https://issues.apache.org/jira/browse/HADOOP-3860
>             Project: Hadoop Core
>          Issue Type: Improvement
>    Affects Versions: 0.19.0
>            Reporter: Konstantin Shvachko
>            Assignee: Konstantin Shvachko
>             Fix For: 0.19.0
>
>         Attachments: NNThruputMoreOps.patch
>
>
> The goal of this issue is to measure how the name-node performance depends on where the
edits log is written to.
> Three types of the journal storage should be evaluated:
> # local hard drive;
> # remote drive mounted via nfs;
> # nfs filer.

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