From mboxrd@z Thu Jan 1 00:00:00 1970 From: Dario Faggioli Subject: Re: some thoughts about merlot{0|1} issues [was: Re: [xen-unstable test] 102522: tolerable FAIL - PUSHED] Date: Tue, 29 Nov 2016 12:06:06 +0100 Message-ID: <1480417566.3178.29.camel@citrix.com> References: <1480000463.2712.150.camel@citrix.com> <583715CF0200007800121D4D@prv-mh.provo.novell.com> <9d03797a-0c29-e703-ffd2-fdba184f60a1@oracle.com> <1480353546.3178.21.camel@citrix.com> <9cc151f4-c000-a358-5075-59a2064f074d@oracle.com> Mime-Version: 1.0 Content-Type: multipart/mixed; boundary="===============5771290035854063118==" Return-path: Received: from mail6.bemta6.messagelabs.com ([193.109.254.103]) by lists.xenproject.org with esmtp (Exim 4.84_2) (envelope-from ) id 1cBgEn-0004c4-Lm for xen-devel@lists.xenproject.org; Tue, 29 Nov 2016 11:06:13 +0000 In-Reply-To: <9cc151f4-c000-a358-5075-59a2064f074d@oracle.com> List-Unsubscribe: , List-Post: List-Help: List-Subscribe: , Errors-To: xen-devel-bounces@lists.xen.org Sender: "Xen-devel" To: Boris Ostrovsky , Jan Beulich Cc: xen-devel , Ian Jackson , Wei Liu List-Id: xen-devel@lists.xenproject.org --===============5771290035854063118== Content-Type: multipart/signed; micalg=pgp-sha256; protocol="application/pgp-signature"; boundary="=-ubQdJkQSxNCNnofMQuAW" --=-ubQdJkQSxNCNnofMQuAW Content-Type: text/plain; charset="UTF-8" Content-Transfer-Encoding: quoted-printable On Mon, 2016-11-28 at 13:27 -0500, Boris Ostrovsky wrote: > On 11/28/2016 12:19 PM, Dario Faggioli wrote: > >=C2=A0 > > In any case, what I'm wondering is, could this ACPI / PM thing be > > linked to the behavior we are seeing? >=20 > I find it somewhat unlikely. >=20 > BTW, I wouldn't worry about C2 specifically --- it's pretty clear > that > no C-state stats are collected at all: [..] > duration is the only reported value and most likely it's a NOW(). And > the reason C1 is still mentioned is because it is a required C-state, > whether or not it's in SSDT. >=20 I see. > It is strange but I don't see anything in the serial log that would > indicate a problem. >=20 Ok, thanks for looking. :-) > > I'm not sure I see how... perhaps the system gets too hot and its > > throttled down? (Yes, shooting in the dark, I know.) >=20 > I'd expect an event to be triggered (SMI?) and a warning of some sort > to > be printed. >=20 Indeed. Thanks again and Regards, Dario --=20 <> (Raistlin Majere) ----------------------------------------------------------------- Dario Faggioli, Ph.D, http://about.me/dario.faggioli Senior Software Engineer, Citrix Systems R&D Ltd., Cambridge (UK) --=-ubQdJkQSxNCNnofMQuAW Content-Type: application/pgp-signature; name="signature.asc" Content-Description: This is a digitally signed message part Content-Transfer-Encoding: 7bit -----BEGIN PGP SIGNATURE----- Version: GnuPG v2 iQIcBAABCAAGBQJYPWEeAAoJEBZCeImluHPump0P/0t//lnLSuhkLF5zOgkbyUBt iZk7JflQbcTYKYnFJp8rsjTtaw5vfAK9V9jCYoQyGdZH1rLc1FNAeF0LYASQE5aB f+sKm3foBolZeLZTn5npF/TmjcVbSnCKZVIq+n4bx1WZiLSDa1gJj2z/I6vyuMdw VZlxHdveLNxOQGIa+/vPct0s2Y8JCu+qc+A8wyoMnfBeklalNdrbFeer9w0RLNO1 lgXwHBKU0apwRhbiNGUn0O2nikxphC3MHoLBpIHYdp6ZRMbNmYm9gVuHg804zx4q fP+d2l5IU85/mubV5dJydJM7ho4jqahBXIT3wTS1JIbkFEGjDoqW6zRBc3Dr7Rww SSW5HIMYdPHWBALCRBrHkIRk97dyHtIp+1iPdgZOJfT3cynhzcBzTUGGqRxgljoM WZ4dqPDFGIpNhwqGwb2RM+p1Tgbsk/Zb9aAq5SGHbfgoLNvfgk4y9Y8XgO/q6tVa xzwTyrx48JVKlUMRSubL/jWdqJe9o/EHFT1Xc+W+KAR31PANYXN0W1opVquNa/La Rh2k63IK8M0iYquLdq9XlsSUgPsaU8zUuNVwhmOJjyuWzjsbPPxyJ7QcFYr0C2Q+ JVvGZ4PgSyQQ8EJjO0u8d3WbwHNODztyCMG1/5zRYflujhcu1bUNDQw8aG8pr2iR qn6sS9AEcfNB+7/VOZ+h =0E80 -----END PGP SIGNATURE----- --=-ubQdJkQSxNCNnofMQuAW-- --===============5771290035854063118== Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: base64 Content-Disposition: inline X19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX18KWGVuLWRldmVs IG1haWxpbmcgbGlzdApYZW4tZGV2ZWxAbGlzdHMueGVuLm9yZwpodHRwczovL2xpc3RzLnhlbi5v cmcveGVuLWRldmVsCg== --===============5771290035854063118==--