Date: Sun, 7 Nov 2004 17:53:47 +0000 (GMT) From: Robert Watson <rwatson@freebsd.org> To: Kris Kennaway <kris@obsecurity.org> Cc: Max Laier <max@love2party.net> Subject: Re: cvs commit: src/sys/kern subr_param.c Message-ID: <Pine.NEB.3.96L.1041107175322.73102B-100000@fledge.watson.org> In-Reply-To: <20041107000311.GA42221@xor.obsecurity.org>
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On Sat, 6 Nov 2004, Kris Kennaway wrote: > On Sat, Nov 06, 2004 at 03:50:06PM -0800, Nate Lawson wrote: > > > I was traveling out of the country so I didn't get a chance to comment. > > The two caveats I'm aware of is a slight loss in processes that are > > CPU bound and an audio hum from ACPI CPU idling. The latter is rather > > interesting actually. At hz=100, it's just a quiet low buzz but at > > 1000, it is readily audible on many laptops and annoying. Windows uses > > hz=1000 too and has the same problem. I believe it's related to the > > capacitors and other devices charging/discharging when clocks are stopped. > > Can we play music by modulating the value of hz? :) "kldload snd_hurts"? Robert N M Watson FreeBSD Core Team, TrustedBSD Projects robert@fledge.watson.org Principal Research Scientist, McAfee Research
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