Subject: Re: current got 'swappier'/slower.
To: George Michaelson <firstname.lastname@example.org>
From: Bill Studenmund <email@example.com>
Date: 01/06/2004 16:49:17
Content-Type: text/plain; charset=us-ascii
On Wed, Jan 07, 2004 at 09:41:27AM +1000, George Michaelson wrote:
> On Tue, 6 Jan 2004 15:31:03 +0100 (MET) Paul Kranenburg <firstname.lastname@example.org>
> > i.e. to around 5% of physical memory. To verify that this is the case,
> > could you do
> > `sysctl -w vm.bufcache=3D5'
> > and see if that makes the symptoms go away?
> Yes. Many thanks.=20
> So with the default I got on boot 30, and 5 demonstrating a marked improv=
> whats a rational choice? I'm tempted to try binary chop on the space betw=
> a while. 30 must have been predicated on some belief about 'more is bette=
> it clashed head-on with interactive response on laptops (at least).=20
I think 30 was just chosen as something that worked. We haven't put a lot=
of effort into tuning, and it could be that we just need to re-tune to go=
with the new caching code.
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