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Date:      Mon, 25 Aug 1997 16:51:01 -0600
From:      Steve Passe <smp@csn.net>
To:        Simon Shapiro <Shimon@i-Connect.Net>
Cc:        nnd@itfs.nsk.su, current@FreeBSD.ORG
Subject:   Re: Make and SMP - what can be done ? 
Message-ID:  <199708252251.QAA18963@Ilsa.StevesCafe.com>
In-Reply-To: Your message of "Mon, 25 Aug 1997 14:53:44 PDT." <XFMail.970825145344.Shimon@i-Connect.Net> 

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Hi,

> >     As a result my last successfull 'make -j12 buildworld'
> >  produced 170.9% processor's usage and takes 2:54:00 as
> >  opposed to 104.1% and 4:34:23 for 'make buildworld'
> >  (without any patches).
> 
> I can't help it :-))  It takes only between 1:26 and 2:36 to do make world
> here.  On a P6-200 UP.

first, why the wide range?

extrapolating these numbers the 2:36 would go down to 1:39, and the 1:26
would go down to 0:55!  then when we turn a 4 CPU box loose on it...
--
Steve Passe	| powered by 
smp@csn.net	|            Symmetric MultiProcessor FreeBSD





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