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Date:      Tue, 22 May 2001 12:44:32 -0400
From:      Jason Andresen <jandrese@mitre.org>
To:        "Albert D. Cahalan" <acahalan@cs.uml.edu>, ccf@master.ndi.net, gordont@bluemtn.net, jkh@osd.bsdi.com, freebsd-hackers@freebsd.org
Subject:   Re: technical comparison
Message-ID:  <3B0A9770.AC2450DD@mitre.org>
References:  <200105220411.f4M4BDX101825@saturn.cs.uml.edu> <3B0A8DD5.9A38449B@mitre.org> <3B0A8F23.F47DCCEB@mitre.org>

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Jason Andresen wrote:
> 
> Jason Andresen wrote:
> 
> Oops, I fubbed up the linux at 60000 files test, I'm rerunning it now,
> but it will take a while to finish.
> 
> > Results:
> > ufs+softupdates is a little slower than ext2fs+wc for low numbers of
> > files, but scales better.  I wish I had a Reiserfs partition to
> > test with.

The test is done:

Linux 2.2.16 with ext2fs and write caching
10000 transactions, 60000 simultanious files:

Time:
        2084 seconds total
        702 seconds of transactions (14 per second)

Files:
        65065 created (31 per second)
                Creation alone: 60000 files (48 per second)
                Mixed with transactions: 5065 files (7 per second)
        5078 read (7 per second)
        4921 appended (7 per second)
        65065 deleted (31 per second)
                Deletion alone: 60130 files (395 per second)
                Mixed with transactions: 4935 files (7 per second)

Data:
        26.01 megabytes read (12.48 kilobytes per second)
        325.12 megabytes written (156.01 kilobytes per second)

I don't suppose anybody has a FreeBSD and Linux box dual booting
(or identically speced) with ReiserFS anywhere?  I'm quite 
curious how much faster ReiserFS is in these tests.


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