From: Glauber Costa <glommer@redhat.com>
To: Marcelo Tosatti <mtosatti@redhat.com>
Cc: Eran Rom <eranr@il.ibm.com>,
Glauber de Oliveira Costa <gcosta@redhat.com>,
kvm@vger.kernel.org
Subject: Re: guest gettimeofday behavior
Date: Wed, 8 Jul 2009 08:51:32 -0300 [thread overview]
Message-ID: <20090708115132.GV3528@poweredge.glommer> (raw)
In-Reply-To: <20090707201216.GA9129@amt.cnet>
On Tue, Jul 07, 2009 at 05:12:16PM -0300, Marcelo Tosatti wrote:
> On Tue, Jul 07, 2009 at 09:58:46AM +0000, Eran Rom wrote:
> > Eran Rom <eranr <at> il.ibm.com> writes:
> >
> > >
> > > Eran Rom <eranr <at> il.ibm.com> writes:
> > >
> > > Still getting a misbehaving clock:
> > > guest uses kvmclock with kernel 2.6.27
> > > host kernel is 2.6.27 with kvm-qemu-87 & kvm-kmod-87
> > >
> > > getting:
> > > ...
> > > now = 2128043797
> > > now = 2138048010
> > > now = 18446744071562636328
> > >
>
> Eran,
>
> This was happening with kvmclock back then when it did not handle
> cpu frequency changes. What are the details of the host hw?
>
> Glauber, any clues?
maybe it is exactly that. 2.6.27 is a little bit old, and probably does not
have the fixes.
next prev parent reply other threads:[~2009-07-08 11:45 UTC|newest]
Thread overview: 13+ messages / expand[flat|nested] mbox.gz Atom feed top
2009-06-25 13:25 guest gettimeofday behavior Eran Rom
2009-06-28 8:58 ` Dor Laor
2009-06-29 19:11 ` Eran Rom
2009-06-30 6:54 ` Avi Kivity
2009-06-30 7:48 ` Eran Rom
2009-07-06 8:24 ` Eran Rom
2009-07-07 9:58 ` Eran Rom
2009-07-07 20:12 ` Marcelo Tosatti
2009-07-08 11:51 ` Glauber Costa [this message]
2009-07-08 14:07 ` Eran Rom
2009-07-13 7:55 ` Eran Rom
2009-07-16 6:24 ` Eran Rom
2009-06-28 10:45 ` Avi Kivity
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=20090708115132.GV3528@poweredge.glommer \
--to=glommer@redhat.com \
--cc=eranr@il.ibm.com \
--cc=gcosta@redhat.com \
--cc=kvm@vger.kernel.org \
--cc=mtosatti@redhat.com \
/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