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Re: [Xen-devel] xm save (but don't destroy)



 But that won't leave the VM in pauzed state ...
As a result you cannot backup the disks ...

But I have been thinking ...
Would
    xm pauze
    backup/snapshot disk
    xen save -c
work ?

Or will this introduce unexpected problems ?

Greetings,
Killian
On 12/10/2010 07:32, "Killian De Volder"<killian.de.volder@xxxxxxxxxx>
wrote:

   Hello all,

I'm sure this has been asked before but I couldn't find a reference:
I desire to pauze/save the state of dom, backup/snapshot the disk and then
unpauze the domain.

This can be done with xm save, but this destroy the machine, effectively
doubling the required time to snapshot the machine.
(As you first have to save it to disk .... and then load it again ... With
machine with a couple gigabyes of RAM this can start to take a while.)

I did see xend/XendCheckpoint.py has some code in it that decides if it will
destroy or resume the machine ... This makes me thing that adding the option
"leave pauzed" isn't to hard ?
xm save -c

  -- Keir

Greeting and thanks in advance,
Killian



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