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Re: [Qemu-devel] -snapshot
From: |
Amador Pahim |
Subject: |
Re: [Qemu-devel] -snapshot |
Date: |
Thu, 16 Dec 2010 14:34:27 -0200 |
Hello Stefan,
Thank you for your answer. Just one more question: If, while my
"snapshot" vms are running, the main disk is modified by a non
"snapshot" vm? For example, installing some extra software.. this can
freeze vms or something?
Regards,
Pahim
On Thu, Dec 16, 2010 at 2:28 PM, Stefan Hajnoczi <address@hidden> wrote:
> On Thu, Dec 16, 2010 at 4:21 PM, Amador Pahim <address@hidden> wrote:
>> Is a bad idea if I run multiples "qemu" vms pointing to the same disk
>> img using "-snapshot" parameter? What kind of problem may I have?
>
> It should work fine. -snapshot means that QEMU creates a temporary
> qcow2 file backed by the disk image you've given it. No changes will
> be made to your disk image - it is read-only.
>
> Stefan
>