Subject: Re: PPS signals and all that jazz
To: Jonathan Stone <jonathan@dsg.stanford.edu>
From: Jason Thorpe <thorpej@nas.nasa.gov>
List: tech-kern
Date: 03/27/1998 13:12:07
On Fri, 27 Mar 1998 11:48:27 -0800 (PST)
Jonathan Stone <jonathan@DSG.Stanford.EDU> wrote:
> Once again, in slow motion
> machine A runs FreeBSD.
> machine B runs NetBSD
>
> Machine A is reported by a highly esteemed researcher as
> doing interrupt dispatch and driver processing at a
> certain speed.
>
> I have measuerd machine B at doing just interrupt dispatch. My
> numbers show machine B takes longer to do that than it takes for
> machine A to do slightly more.
> Machine A has slower hardware than machine B (100 vs 133 Mhz).
>
> I conclude FreeBSD performs better at this task than FreeBSD.
>
> That proves it to *my* satisfaction.
As far as I'm concerned, it doens't prove anything, because the
hardware was not identical. I don't particularly care that the
hardware in machine A is "slower".
Jason R. Thorpe thorpej@nas.nasa.gov
NASA Ames Research Center Home: +1 408 866 1912
NAS: M/S 258-5 Work: +1 650 604 0935
Moffett Field, CA 94035 Pager: +1 415 428 6939