From: Dario Faggioli <dario.faggioli@citrix.com>
To: Boris Ostrovsky <boris.ostrovsky@oracle.com>,
Jan Beulich <JBeulich@suse.com>
Cc: xen-devel <xen-devel@lists.xenproject.org>,
Ian Jackson <Ian.Jackson@eu.citrix.com>,
Wei Liu <wei.liu@citrix.com>
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 [thread overview]
Message-ID: <1480417566.3178.29.camel@citrix.com> (raw)
In-Reply-To: <9cc151f4-c000-a358-5075-59a2064f074d@oracle.com>
[-- Attachment #1.1: Type: text/plain, Size: 1253 bytes --]
On Mon, 2016-11-28 at 13:27 -0500, Boris Ostrovsky wrote:
> On 11/28/2016 12:19 PM, Dario Faggioli wrote:
> >
> > In any case, what I'm wondering is, could this ACPI / PM thing be
> > linked to the behavior we are seeing?
>
> I find it somewhat unlikely.
>
> 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.
>
I see.
> It is strange but I don't see anything in the serial log that would
> indicate a problem.
>
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.)
>
> I'd expect an event to be triggered (SMI?) and a warning of some sort
> to
> be printed.
>
Indeed.
Thanks again and Regards,
Dario
--
<<This happens because I choose it to happen!>> (Raistlin Majere)
-----------------------------------------------------------------
Dario Faggioli, Ph.D, http://about.me/dario.faggioli
Senior Software Engineer, Citrix Systems R&D Ltd., Cambridge (UK)
[-- Attachment #1.2: This is a digitally signed message part --]
[-- Type: application/pgp-signature, Size: 819 bytes --]
[-- Attachment #2: Type: text/plain, Size: 127 bytes --]
_______________________________________________
Xen-devel mailing list
Xen-devel@lists.xen.org
https://lists.xen.org/xen-devel
prev parent reply other threads:[~2016-11-29 11:06 UTC|newest]
Thread overview: 12+ messages / expand[flat|nested] mbox.gz Atom feed top
2016-11-23 15:54 [xen-unstable test] 102522: tolerable FAIL - PUSHED osstest service owner
2016-11-24 15:14 ` some thoughts about merlot{0|1} issues [was: Re: [xen-unstable test] 102522: tolerable FAIL - PUSHED] Dario Faggioli
2016-11-24 15:31 ` Jan Beulich
2016-11-28 13:48 ` Boris Ostrovsky
2016-11-28 15:16 ` Konrad Rzeszutek Wilk
2016-11-28 16:08 ` Andrew Cooper
2016-11-28 16:20 ` Jan Beulich
2016-11-28 16:45 ` Dario Faggioli
2016-11-28 17:06 ` Dario Faggioli
2016-11-28 17:19 ` Dario Faggioli
2016-11-28 18:27 ` Boris Ostrovsky
2016-11-29 11:06 ` Dario Faggioli [this message]
Reply instructions:
You may reply publicly to this message via plain-text email
using any one of the following methods:
* Save the following mbox file, import it into your mail client,
and reply-to-all from there: mbox
Avoid top-posting and favor interleaved quoting:
https://en.wikipedia.org/wiki/Posting_style#Interleaved_style
* Reply using the --to, --cc, and --in-reply-to
switches of git-send-email(1):
git send-email \
--in-reply-to=1480417566.3178.29.camel@citrix.com \
--to=dario.faggioli@citrix.com \
--cc=Ian.Jackson@eu.citrix.com \
--cc=JBeulich@suse.com \
--cc=boris.ostrovsky@oracle.com \
--cc=wei.liu@citrix.com \
--cc=xen-devel@lists.xenproject.org \
/path/to/YOUR_REPLY
https://kernel.org/pub/software/scm/git/docs/git-send-email.html
* If your mail client supports setting the In-Reply-To header
via mailto: links, try the mailto: link
Be sure your reply has a Subject: header at the top and a blank line
before the message body.
This is a public inbox, see mirroring instructions
for how to clone and mirror all data and code used for this inbox;
as well as URLs for NNTP newsgroup(s).