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SubjectRe: Mindcraft III

I DO NOT KNOW WHY YOU HAVE SENT THIS MESSAGE




On Wed, 5 May 1999, David Lang wrote:

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>
> however there is a third test as well that allows unrestricted updates.
>
> to summerize there can be three tests.
>
> 1. "mindcraft config" the config they receieved from their requests for
> help after the first test.
>
> 2. "tuned config" config tuned by experts, but only using patches from
> what they would consider an "official" site (I can't blame them for this,
> for newcomers to linux it is sometimes very hard to find info, this is
> almost a reasonable limit)
>
> 3. "optional config" unlimited tuning by experts (although limited to
> patches available anywhere as of the start of the test, no writing new
> code during the test)
>
> I think it will be very interesting to see the difference between the
> three configs.
>
> David Lang
>
>
>
> On Wed, 5 May 1999, Matthew Hunter wrote:
>
> > Date: Wed, 5 May 1999 08:08:55 -0400
> > From: Matthew Hunter <mhunter@andrew.cmu.edu>
> > To: linux-kernel@vger.rutgers.edu
> > Subject: Re: Mindcraft III
> >
> > On Wed, May 05, 1999 at 04:34:08AM +0000, Andrew Morton wrote:
> > > Mindcraft are not releasing the results of their
> > > recent retest. They'll be running it a third time:
> > > http://www.mindcraft.com/openbenchmark.html
> >
> > This is an interesting change of position. Perhaps they are really
> > trying to be honest, since this report has been widely publicized and
> > their reputation is at risk. However, reading their proposal, I notice
> > a potential problem: they are limiting the patches that can be applied
> > to the Linux system to those available from a limited list of sites
> > within a limited timeframe.
> >
> > In short, if you want constant foo to have a known, non-default value,
> > the typical way to do it would be to modify the code to change the
> > constant, then recompile. It's a trivial change for anyone familiar
> > with the system, but under the new rules, it doesn't seem like it would
> > be allowed. Instead, you would have to find a publically-available
> > patch and apply that.
> >
> > In effect, the result would not be "tuning", but instead something
> > vaguely reminiscent of MS's service packs; "vaguely official updates
> > only".
> >
> > The restriction is presumably intended to simulate a knowledgeable
> > expert who doesn't want to make any "dangerous" changes, but then,
> > changing certain constant values is not necessarily dangerous for a
> > kernel expert; NT probably allows similar constants to be changed via
> > the registry, thus giving NT an advantage (albeit possibly a minor one).
> >
> > If anyone is going to take them up on this one, the issue is probably
> > worth clarifying.
> >
> > --
> > Matthew Hunter (mhunter@andrew.cmu.edu)
> > Do not meddle in the affairs of sysadmins, for they are root, and
> > merciless.
> >
> > -
> > To unsubscribe from this list: send the line "unsubscribe linux-kernel" in
> > the body of a message to majordomo@vger.rutgers.edu
> > Please read the FAQ at http://www.tux.org/lkml/
> >
>
> "If users are made to understand that the system administrator's job is to
> make computers run, and not to make them happy, they can, in fact, be made
> happy most of the time. If users are allowed to believe that the system
> administrator's job is to make them happy, they can, in fact, never be made
> happy."
> - -Paul Evans (as quoted by Barb Dijker in "Managing Support Staff", LISA '97)
>
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>
> -
> To unsubscribe from this list: send the line "unsubscribe linux-kernel" in
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> Please read the FAQ at http://www.tux.org/lkml/
>


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