Date: Thu, 13 Jul 2000 02:10:05 -0400 (EDT) From: Brian Fundakowski Feldman <green@FreeBSD.org> To: Poul-Henning Kamp <phk@critter.freebsd.dk> Cc: "Thomas D. Dean" <tomdean@ix.netcom.com>, freebsd-smp@FreeBSD.ORG, freebsd-current@FreeBSD.ORG Subject: Re: Recent -current Performance Drop? Message-ID: <Pine.BSF.4.21.0007130207310.75675-100000@green.dyndns.org> In-Reply-To: <2461.963339806@critter.freebsd.dk>
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On Tue, 11 Jul 2000, Poul-Henning Kamp wrote:
> >I seem to see somewhat of a performance drop in the past week.
>
> You should have read the commit messages :-)
>
> I enabled malloc flags AJ by default, this has a performance
> cost. It will be turned off for releases of course.
>
> It has already exposed on bug (see peters commit).
^- Multiple bugs, thankyouverymuch :)
> You can disable it if you want to run benchmarks:
If you run a desktop system (need good response) and aren't willing to
take the large performance hit, too. Note it's a large performance
hit when you tend to run a LOT of stuff and always dig into swap very
quickly. I imagine for most people, the performance drop isn't nearly
as high, so they can live with it :)
> ln -sf aj /etc/malloc.conf
>
> --
> Poul-Henning Kamp | UNIX since Zilog Zeus 3.20
> phk@FreeBSD.ORG | TCP/IP since RFC 956
> FreeBSD coreteam member | BSD since 4.3-tahoe
> Never attribute to malice what can adequately be explained by incompetence.
--
Brian Fundakowski Feldman \ FreeBSD: The Power to Serve! /
green@FreeBSD.org `------------------------------'
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