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Date: Mon, 14 Jun 2004 00:24:29 -0700
From: Luigi Rizzo <rizzo@icir.org>
To: Ruslan Ermilov <ru@freebsd.org>
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	from ru@freebsd.org on Mon, Jun 14, 2004 at 01:36:58AM +0300
cc: current@freebsd.org
Subject: Re: Device polling
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On Mon, Jun 14, 2004 at 01:36:58AM +0300, Ruslan Ermilov wrote:
> On Sun, Jun 13, 2004 at 04:07:13PM -0500, Jon Noack wrote:
> > On 06/13/04 13:13, Ruslan Ermilov wrote:
> > >On Sun, Jun 13, 2004 at 01:07:28PM -0500, Jon Noack wrote:
> > >>I just tested this on my SMP all-in-one home server (Web, Mail,
...
> Bump HZ.  If you were using the 64-bit PCI I'd say bump it
> to 5000, but since you're using 32-bit PCI, bumping it that
> high just doesn't make sense, so raise it up to 2000-3000.
> 
> Set kern.polling.idle_poll=1.
      ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
this is the part that cannot possibly work with SMP,
and that seems to have problem with current even on !SMP

cheers
luigi