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Date:      Wed, 13 Aug 1997 22:11:38 -0400 (EDT)
From:      Steve Hovey <shovey@buffnet.net>
To:        "Jay D. Nelson" <jdn@qiv.com>
Cc:        Paul Dekkers <psd@worldaccess.nl>, freebsd-questions@FreeBSD.ORG
Subject:   Re: FreeBSD is slower than Linux !?
Message-ID:  <Pine.BSI.3.95.970813221036.12190Z-100000@buffnet11.buffnet.net>
In-Reply-To: <Pine.BSF.3.96.970813184359.1207A-100000@acp.qiv.com>

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I cant believe this - I had a linux box doing IRC, httpd and mailing lists
.  It was cracked into a wiped, and the cdrom the linux was on had a bad
spot and couldnt be restored.  I put freebsd on it, and not only is it
much more responsive, but it was so much so that I was able to add
functions, and cancel a hardware upgrade.


On Wed, 13 Aug 1997, Jay D. Nelson wrote:

> Hmm... It might be revealing if you tried all of that with a couple of
> compiles and a tar of /usr running simultaneously. Final combined
> times may be more revealing.
> 
> -- Jay
> 
> On Thu, 14 Aug 1997, Paul Dekkers wrote:
> 
> >Hi
> >
> >I did some speed tests and I'd like to hear some reaction about this.
> >
> >	Linux	FreeBSD
> >dd	2.61	4.95	dd if=/dev/zero of=/test bs=1024 count=5000
> >gzip	12.50	11.01	gzip -9 test
> >gunzip	3.86	8.12
> >sync	4.21	0.9	-> So it seems FreeBSD writes everything to 
> >			   disk directly?! WHY? This makes FreeBSD
> >			   much slower!
> >unzips	4.45	41.92	decompress the sendmail distr
> >compil	353.79	371.87	compile sendmail (makesendmail)
> >
> >Yes, I used the same (slow) disk on my i486
> >But I was really surprised discovering that FreeBSD is much slower in disk
> >access than Linux, so why is the filesystem called FFS (fast-filesystem?!)
> >;-)
> >
> >But, my main question -> I think FreeBSD is that slow because it writes
> >everything to disk directly, without a good cache. Why is this like it is?
> >This does not make FreeBSD very attractive for me to use as a fileserver
> >(nfs or samba) or e.g. a mail server.
> >
> >-= Paul =-
> >
> 
> -- Jay
> 
> 




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