Re: buildworld times
From: Steve Kargl (sgk_at_troutmask.apl.washington.edu)
Date: 02/29/04
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Date: Sat, 28 Feb 2004 18:28:08 -0800 To: Robert Watson <rwatson@freebsd.org>
On Sat, Feb 28, 2004 at 08:24:59PM -0500, Robert Watson wrote:
>
> > > 2.5 hours seems a little high and would seem to indicate that you're
> > > building world under a kernel that has all the debugging options enabled.
> > > Could you make your kernel config available?
> >
> > Yeah, I recall that -CURRENT on a Mobile PII 366Mhz took the
> > same amount of time so I would imagine the P4 would be faster since I
> > remember PIII running at 800Mhz or so would take about 2 hours and the
> > Athlon K7 at 1.2Ghz was about a little over an hour. I'm using the
> > standard GENERIC kernel and do have the debugging options enabled.
>
> Turning off the debugging options (especially WITNESS) can have a dramatic
> effect on performance. Give it a spin. :-)
If you're into world stones as some simple measure of performance,
you need to also consider malloc
ln -s aj /etc/malloc.conf
and you should also consider adding somethings to make.conf (e.g.,
NOPROFILE=true, etc.)
-- Steve _______________________________________________ freebsd-current@freebsd.org mailing list http://lists.freebsd.org/mailman/listinfo/freebsd-current To unsubscribe, send any mail to "freebsd-current-unsubscribe@freebsd.org"
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