From: Luiz Capitulino <lcapitulino@redhat.com>
To: Ronen Hod <rhod@redhat.com>
Cc: Andrea Arcangeli <aarcange@redhat.com>,
Jes Sorensen <Jes.Sorensen@redhat.com>,
qemu-devel@nongnu.org, Michael Roth <mdroth@linux.vnet.ibm.com>
Subject: Re: [Qemu-devel] RFC: moving fsfreeze support from the userland guest agent to the guest kernel
Date: Mon, 8 Aug 2011 10:26:54 -0300 [thread overview]
Message-ID: <20110808102654.56632542@doriath> (raw)
In-Reply-To: <4E3ED941.5080601@redhat.com>
On Sun, 07 Aug 2011 21:28:17 +0300
Ronen Hod <rhod@redhat.com> wrote:
> Well, we want to support Microsoft's VSS, and that requires a guest
> agent that communicates with all the "writers" (applications), waiting
> for them to flush their app data in order to generate a consistent
> app-level snapshot. The VSS platform does most of the work.
> Still, at the bottom line, the agent's role is only to find the right
> moment in time. This moment can be relayed back to libvirt, and from
> there do it according to your suggestion, so that the guest agent does
> not do the freeze, and it is actually not a mandatory component.
I think this discussion has reached the point where patches will speak
louder than words.
prev parent reply other threads:[~2011-08-08 13:27 UTC|newest]
Thread overview: 16+ messages / expand[flat|nested] mbox.gz Atom feed top
2011-07-27 15:24 [Qemu-devel] RFC: moving fsfreeze support from the userland guest agent to the guest kernel Andrea Arcangeli
2011-07-27 16:07 ` Michael Roth
2011-07-27 16:40 ` Andrea Arcangeli
2011-07-28 8:54 ` Jes Sorensen
2011-07-28 15:26 ` Michael Roth
2011-07-27 16:34 ` Anthony Liguori
2011-07-27 16:50 ` Andrea Arcangeli
2011-07-27 18:36 ` Christoph Hellwig
2011-07-27 19:47 ` Andrea Arcangeli
2011-07-28 8:56 ` Jes Sorensen
2011-07-28 2:53 ` Fernando Luis Vázquez Cao
2011-07-28 8:03 ` Andrea Arcangeli
2011-07-28 15:11 ` Michael Roth
2011-07-29 0:29 ` Fernando Luis Vazquez Cao
2011-08-07 18:28 ` Ronen Hod
2011-08-08 13:26 ` Luiz Capitulino [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=20110808102654.56632542@doriath \
--to=lcapitulino@redhat.com \
--cc=Jes.Sorensen@redhat.com \
--cc=aarcange@redhat.com \
--cc=mdroth@linux.vnet.ibm.com \
--cc=qemu-devel@nongnu.org \
--cc=rhod@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;
as well as URLs for NNTP newsgroup(s).