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Date:      Thu, 8 Feb 2001 12:24:55 +1100 (EST)
From:      Bruce Evans <bde@zeta.org.au>
To:        Josef Karthauser <joe@tao.org.uk>
Cc:        Dag-Erling Smorgrav <des@ofug.org>, Brian Somers <brian@Awfulhak.org>, Julian Elischer <julian@elischer.org>, freebsd-current@FreeBSD.org, freebsd-hackers@FreeBSD.org
Subject:   Re: What's changed recently with vmware/linuxemu/file I/O
Message-ID:  <Pine.BSF.4.21.0102081212080.3003-100000@besplex.bde.org>
In-Reply-To: <20010207231306.B972@tao.org.uk>

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On Wed, 7 Feb 2001, Josef Karthauser wrote:

> On Wed, Feb 07, 2001 at 08:56:14PM +0000, Josef Karthauser wrote:
> > On Wed, Feb 07, 2001 at 08:26:15PM +0100, Dag-Erling Smorgrav wrote:
> > > Brian Somers <brian@Awfulhak.org> writes:
> > > > Indeed.  I've been doing a ``make build'' on an OpenBSD-current vm 
> > > > for three days (probably about 36 hours excluding suspends) on a 
> > > > 366MHz laptop with a ATA33 disk.
> > > 
> > > Would it be possible for someone experiencing this slowdown to try to
> > > narrow down the day (or even the week) on which it occurred?
> > 
> > As I think about it it was definitity working before the symbol changes
> > in libc/libc_r changed.  Was that last week?  No probably the week
> > before.  It was working fine last week, but I'm not sure which day's I
> > updated the kernel.
> > 
> > I'll try some builds.
> 
> Ok.  The problem definitely began between -D2001-01-29 and -D2001-01-30.
> I'll try and binary chop to workout what caused it.

If you have ata disks, try "options ATA_ENABLE_WC".  Nothing else has
changed significantly in this period.  I don't know how this would effect
vmware boot speeds.

Bruce



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