Date: Thu, 27 Mar 2003 20:35:24 -0800 From: Kris Kennaway <kris@obsecurity.org> To: Kris Kennaway <kris@obsecurity.org> Cc: current@FreeBSD.ORG Subject: Re: ACPI using too much CPU on idle system Message-ID: <20030328043524.GA18639@rot13.obsecurity.org> In-Reply-To: <20030324212040.GF2462@rot13.obsecurity.org> References: <20030324212040.GF2462@rot13.obsecurity.org>
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--DocE+STaALJfprDB Content-Type: text/plain; charset=us-ascii Content-Disposition: inline Content-Transfer-Encoding: quoted-printable On Mon, Mar 24, 2003 at 01:20:40PM -0800, Kris Kennaway wrote: > top -S shows the following on my machine: >=20 > CPU states: 0.8% user, 0.0% nice, 80.3% system, 12.9% interrupt, 6.1% = idle >=20 > PID USERNAME PRI NICE SIZE RES STATE TIME WCPU CPU COMMAND > 11 root -16 0 0K 12K RUN 563:23 32.23% 32.23% idle > 7 root -84 0 0K 12K actask 1:33 18.51% 18.51% acpi_ta= sk2 > 5 root -84 0 0K 12K actask 1:33 18.21% 18.21% acpi_ta= sk0 > 6 root -84 0 0K 12K actask 1:33 17.82% 17.82% acpi_ta= sk1 > 21 root -68 -187 0K 12K WAIT 0:55 4.98% 4.98% irq9: f= xp0 atapci0* > 17 root -24 -143 0K 12K WAIT 0:06 0.83% 0.83% swi6: a= cpitaskq > =20 > The machine is supposedly idle..no process, disk or network activity, > so I can't see any reason for all this kernel CPU activity. What is > going on? Is this some kind of software-emulated CPU step-down > because ACPI has decided my CPU is too fast? :) Hello, ACPI people? I haven't had any response to this yet. Kris --DocE+STaALJfprDB Content-Type: application/pgp-signature Content-Disposition: inline -----BEGIN PGP SIGNATURE----- Version: GnuPG v1.2.1 (FreeBSD) iD8DBQE+g9EMWry0BWjoQKURAtJWAKDgLJuy1DVf5QutSfZUM6kCU9F82ACguokR xyveNHb21+4bVEVWH6hDhY0= =W7ON -----END PGP SIGNATURE----- --DocE+STaALJfprDB--
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