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Re: [Qemu-devel] Taking live snapshots of running VMs
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From: |
Jes Sorensen |
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Subject: |
Re: [Qemu-devel] Taking live snapshots of running VMs |
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Date: |
Mon, 11 Jul 2011 11:38:02 +0200 |
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User-agent: |
Mozilla/5.0 (X11; U; Linux x86_64; en-US; rv:1.9.2.18) Gecko/20110621 Fedora/3.1.11-1.fc14 Thunderbird/3.1.11 |
On 07/09/11 00:24, Ahmed M. Azab wrote:
> Hi All,
>
> Is there a way to take a live memory snapshot of a running VM without
> freezing or stopping this VM?
>
> I explored the Qemu code and documentation and I found two ways to
> take a snapshot:
What you are talking about is called a 'checkpoint', not a snapshot.
There has been a lot of confusion around the naming, but it really helps
if we try to use the right names.
Checkpoints are for things you want to be able to restart, ie. with
memory, snapshots are just data, ie. disks.
Cheers,
Jes