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To: "Rodney W. Grimes" <rgrimes@gndrsh.aac.dev.com>
Cc: phk@ref.tfs.com (Poul-Henning Kamp), nate@sneezy.sri.com,
        hackers@FreeBSD.org, core@FreeBSD.org, peter@bonkers.taronga.com
Subject: Re: NMI Error success story 
In-Reply-To: Your message of "Sun, 19 Mar 95 00:19:40 PST."
             <199503190819.AAA22929@gndrsh.aac.dev.com> 
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Date: Sun, 19 Mar 1995 08:02:42 -0600
From: Peter da Silva <peter@bonkers.taronga.com>
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> > > Humm.. 3+1+1+1 = 6, 3+2+2+2=9, should have been 30% faster if everything
> > > hit the cache, figure an actual cache hit rate of 80% and you should have
> > > seen a 24% performance increase by this.

> > Well, 10% is what I saw on "make world"...

> We must be missing the cache a lot more than I figured on.

Um, getting a 10% improvement on "make world" which is dependent on so much
more than CPU speed alone from a 24% improvement in CPU speed isn't such a
small thing.