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Re: [Qemu-devel] Re: [CFR 6/10] cont command
From: |
Jamie Lokier |
Subject: |
Re: [Qemu-devel] Re: [CFR 6/10] cont command |
Date: |
Wed, 16 Jun 2010 18:22:03 +0100 |
User-agent: |
Mutt/1.5.13 (2006-08-11) |
Anthony Liguori wrote:
> On 06/16/2010 11:17 AM, Juan Quintela wrote:
> >Consider the example that I showed you:
> >
> >(host A) (host B)
> >launch qemu launch qemu -incoming
> >migrate host B
> > .....
> > do your things
> > exit/poweroff/...
> >
> >At this point you have a qemu launched on machine A, with nothing on
> >machine B. running "cont" on machine A, have disastreus consecuences,
> >and there is no way to prevent it :(
> >
>
> If there was a reasonable belief that it wouldn't result in disaster, I
> would fully support you. However, I can't think of any rational reason
> why someone would do this. I can't think of a better analogy to
> shooting yourself in the foot.
That looks like a useful way to fork a guest for testing, if host B is
launched with -snapshot, or a copy of the disk image, or a qcow2 child of it.
Does it work? :-)
-- Jamie
- Re: [Qemu-devel] [CFR 1/10] qmp: balloon command, (continued)
- Re: [Qemu-devel] Re: [CFR 6/10] cont command, Daniel P. Berrange, 2010/06/16
- Re: [Qemu-devel] Re: [CFR 6/10] cont command, Anthony Liguori, 2010/06/16
- [Qemu-devel] Re: [CFR 6/10] cont command, Juan Quintela, 2010/06/16
- Re: [Qemu-devel] Re: [CFR 6/10] cont command, Anthony Liguori, 2010/06/16
- [Qemu-devel] Re: [CFR 6/10] cont command, Juan Quintela, 2010/06/16
[Qemu-devel] [CFR 2/10] qmp: block_passwd command, Anthony Liguori, 2010/06/15