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From: Andrew Morton <akpm@digeo.com>
To: Benjamin LaHaise <bcrl@redhat.com>
Cc: Steven Cole <elenstev@mesatop.com>,
	Linux Kernel <linux-kernel@vger.kernel.org>,
	Alan Cox <alan@lxorguk.ukuu.org.uk>
Subject: Re: 2.5.44-[mm3, ac2] time to tar zxf kernel tarball compared forvarious  fs.
Date: Wed, 23 Oct 2002 13:09:43 -0700	[thread overview]
Message-ID: <3DB70207.FBB38A0D@digeo.com> (raw)
In-Reply-To: 20021023160450.E3750@redhat.com

Benjamin LaHaise wrote:
> 
> On Wed, Oct 23, 2002 at 12:57:24PM -0700, Andrew Morton wrote:
> > Steven Cole wrote:
> > >
> > > ext3
> > > tar zxf linux-2.5.44.tar.gz     2.5.44-mm3      2.5.44-ac2
> > > user                            4.42            4.39
> > > system                          4.09            4.05
> > > elapsed                         00:53.17        00:34.05
> > > % CPU                           16              24
> >
> > The smaller fifo_batch setting hurts when there are competing
> > reads and writes on the same disk.
> 
> Is the ext2/3 allocation heuristic fix in yet?  That might swing things
> around again too.
> 

Only for ext2, only in -mm.  I havben't submitted the Orlov allocator
because Ted is playing with it.

ext3's five-second commit interval and limited journal size really
bite in this test.  We end up doing most of the writeback within
the measurement period rather than after it.

  reply	other threads:[~2002-10-23 20:03 UTC|newest]

Thread overview: 11+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2002-10-23 19:42 2.5.44-[mm3, ac2] time to tar zxf kernel tarball compared for various fs Steven Cole
2002-10-23 19:57 ` 2.5.44-[mm3, ac2] time to tar zxf kernel tarball compared forvarious fs Andrew Morton
2002-10-23 20:04   ` Benjamin LaHaise
2002-10-23 20:09     ` Andrew Morton [this message]
2002-10-24  8:34       ` Daniel Phillips
2002-10-23 20:05   ` Steven Cole
2002-10-23 20:32   ` Steven Cole
2002-10-23 20:44     ` 2.5.44-[mm3, ac2] time to tar zxf kernel tarball comparedforvarious fs Andrew Morton
2002-10-24  3:10     ` 2.5.44-[mm3, ac2] time to tar zxf kernel tarball compared forvarious fs Hans Reiser
2002-10-24  9:54       ` 2.5.44-[mm3, ac2] time to tar zxf kernel tarball compared forvarious Henning P. Schmiedehausen
2002-10-24 11:37         ` Padraig Brady

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