From: Paolo Bonzini <pbonzini@redhat.com>
To: Andrey Korolyov <andrey@xdel.ru>, Marcelo Tosatti <mtosatti@redhat.com>
Cc: "qemu-devel@nongnu.org" <qemu-devel@nongnu.org>,
"Сергей Фионов" <sfionov@gmail.com>
Subject: Re: [Qemu-devel] Timer issues with 2.1.1 and migration (was: latest rc: virtio-blk hangs forever after migration)
Date: Tue, 30 Sep 2014 13:19:09 +0200 [thread overview]
Message-ID: <542A91AD.5090304@redhat.com> (raw)
In-Reply-To: <CABYiri82p9NEStCTLiRUH8Ty=wyXhRY8q4Z6BTmoFuAPHjn_bw@mail.gmail.com>
Il 29/09/2014 20:31, Andrey Korolyov ha scritto:
>> >
>> > Can you get a trace of the guest (echo kvm >
>> > /sys/kernel/debug/tracing/set_event; sleep 1s; cp
>> > /sys/kernel/debug/tracing/trace /tmp/trace.txt) while it is in the 100%
>> > cpu consumption state?
>> >
>> > Is it otherwise operational?
>> >
> Yes, but I cannot do this because of specific of a Windows guest :)
> Yes, it fully operational and I just wanted to know if the problem is
> reproducible anywhere else (for example, on 3.10 RHEL kernel which
> includes apic backport). Linux guests are not a subject for this bug
> at all.
Actually that is a trace of the guest, *captured on the host*. So you
can do that with Windows guests.
Paolo
prev parent reply other threads:[~2014-09-30 11:19 UTC|newest]
Thread overview: 4+ messages / expand[flat|nested] mbox.gz Atom feed top
2014-09-25 18:40 [Qemu-devel] Timer issues with 2.1.1 and migration (was: latest rc: virtio-blk hangs forever after migration) Andrey Korolyov
2014-09-29 18:25 ` Marcelo Tosatti
2014-09-29 18:31 ` Andrey Korolyov
2014-09-30 11:19 ` Paolo Bonzini [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=542A91AD.5090304@redhat.com \
--to=pbonzini@redhat.com \
--cc=andrey@xdel.ru \
--cc=mtosatti@redhat.com \
--cc=qemu-devel@nongnu.org \
--cc=sfionov@gmail.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;
as well as URLs for NNTP newsgroup(s).