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Date: Mon, 27 Aug 2001 14:19:39 -0700
From: "Randy.Dunlap" <rddunlap@osdlab.org>
Organization: OSDL
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To: Hans Reiser <reiser@namesys.com>
CC: Andrew Theurer <habanero@us.ibm.com>,
        "linux-kernel@vger.kernel.org" <linux-kernel@vger.kernel.org>,
        reiserfs-dev@namesys.com
Subject: Re: Journal Filesystem Comparison on Netbench
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Hans-

Have you consider using OSDL machines for your testing?
It probably wouldn't replicate Andrew's systems exactly,
but we do have [2,4,8]-way systems that could be made
available for your use.

~Randy

Hans Reiser wrote:
> 
> Please mount with -notails and repeat your results.  ReiserFS can either save
> you on disk space, or save you on performance, but not both at the same time.
> That said, it does not surprise me that our locking is coarser than other
> filesystems, and we will be fixing that in version 4.  Unfortunately we don't
> have the hardware to replicate your results.
> 
> Hans
> 
> Andrew Theurer wrote:
> >
> > Hello all,
> >
> > I recently starting doing some fs performance comparisons with Netbench
> > and the journal filesystems available in 2.4:  Reiserfs, JFS, XFS, and
> > Ext3.  I thought some of you may be interested in the results.  Below
> > is the README from the http://lse.sourceforge.net.  There is a kernprof
> > for each test, and I am working on the lockmeter stuff right now.  Let
> > me
> > know if you have any comments.
> >
> > Andrew Theurer
> > IBM LTC