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Date: Thu, 17 Oct 1996 17:00:06 -0400 (EDT)
From: "Marc G. Fournier" <scrappy@ki.net>
To: "Michael L. VanLoon -- HeadCandy.com" <michaelv@MindBender.serv.net>
cc: Michael Hancock <michaelh@cet.co.jp>, Jaye Mathisen <mrcpu@cdsnet.net>,
        current@freebsd.org
Subject: Re: Iozone: local vs nfs drives 
In-Reply-To: <199610172054.NAA12845@MindBender.serv.net>
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On Thu, 17 Oct 1996, Michael L. VanLoon -- HeadCandy.com wrote:

> 
> >On Fri, 18 Oct 1996, Michael Hancock wrote:
> 
> >> On Thu, 17 Oct 1996, Jaye Mathisen wrote:
> 
> >> > I would be interested in the answer to this, I see the same behaviour on
> >> > a 2940/Quantum Atlas combo, although the numbers are quite a bit higher.
> >> > In any case, given specifically the issue of news, where most activity is
> >> > reading, this is disturbing.
> 
> >> IOZONE isn't the benchmark to use to determine news performance.
> 
> >	Actually, both my IOZONE tests were done on "non-news" drives...
> >they were done on /usr, on relatively dead systems..
> 
> Did you have tagged-command queuing enabled?  According to my tests,
> that will make a BIG difference, if you have decent drives.
>
	I don't know...I haven't enabled it manually, so I would assume
not.

	How do I check/enable it?  Any caveats I should worry about?

Marc G. Fournier                                  scrappy@ki.net
Systems Administrator @ ki.net               scrappy@freebsd.org