From mboxrd@z Thu Jan 1 00:00:00 1970 From: Christian Roessner Subject: Re: DomU Powernow question Date: Thu, 15 Jun 2006 14:12:31 +0200 Message-ID: <44914EAF.3020108@roessner-net.com> References: <449138C1.4040503@roessner-net.com> <0c608b86d8a997d1fb093d10875083c3@cl.cam.ac.uk> Mime-Version: 1.0 Content-Type: multipart/mixed; boundary="===============1863140576==" Return-path: In-Reply-To: <0c608b86d8a997d1fb093d10875083c3@cl.cam.ac.uk> List-Unsubscribe: , List-Post: List-Help: List-Subscribe: , Mime-version: 1.0 Sender: xen-devel-bounces@lists.xensource.com Errors-To: xen-devel-bounces@lists.xensource.com To: Keir Fraser Cc: xen-devel@lists.xensource.com List-Id: xen-devel@lists.xenproject.org This is an OpenPGP/MIME signed message (RFC 2440 and 3156) --===============1863140576== Content-Type: multipart/signed; micalg=pgp-sha1; protocol="application/pgp-signature"; boundary="------------enigA2C8D982A344E38FD17BA03A" This is an OpenPGP/MIME signed message (RFC 2440 and 3156) --------------enigA2C8D982A344E38FD17BA03A Content-Type: text/plain; charset=US-ASCII Content-Transfer-Encoding: quoted-printable Hi, Keir Fraser schrieb: >=20 > On 15 Jun 2006, at 11:38, Christian Roessner wrote: >=20 >> My question is, why the cpu frequency in dom0 ist not jumping to 2GHz,= >> if the cpu usage inside a domU is very high? >=20 > I'm not sure what triggers frequency changes in the dom0 kernel. It is > probably not accounting for work done in other domains. That would > likely require a new policy kernel module, or a user-space daemon to > gather stats from other domains. As someone who really does not know anything about the hypervisor, I may ask, why the scaling stuff is not done by the hypervisor? --=20 Tel.: 0641-2097252, Mobil: 0171-3611230 PGP: http://www.roessner-net.com/0x6B929997.asc --------------enigA2C8D982A344E38FD17BA03A Content-Type: application/pgp-signature; name="signature.asc" Content-Description: OpenPGP digital signature Content-Disposition: attachment; filename="signature.asc" -----BEGIN PGP SIGNATURE----- Version: GnuPG v1.4.2.2 (GNU/Linux) Comment: Using GnuPG with Mozilla - http://enigmail.mozdev.org iD8DBQFEkU61ZzAxnGuSmZcRApyPAJ9OeWUQUIqFyS5G8xvNxRBzaYYN+wCgtgV8 25T4E94r99XYCrEc2IoqnQ0= =7k1D -----END PGP SIGNATURE----- --------------enigA2C8D982A344E38FD17BA03A-- --===============1863140576== Content-Type: text/plain; charset="us-ascii" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit Content-Disposition: inline _______________________________________________ Xen-devel mailing list Xen-devel@lists.xensource.com http://lists.xensource.com/xen-devel --===============1863140576==--