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[Xen-research] Re: [Xen-users] xm save -c

  • To: "Fabian Flägel" <fabigant@xxxxxxxxxxxxxx>
  • From: "Mike Sun" <msun@xxxxxxxxxx>
  • Date: Fri, 14 Nov 2008 13:37:20 -0500
  • Cc: xen-research@xxxxxxxxxxxxxxxxxxx, XEN Mailing List <xen-users@xxxxxxxxxxxxxxxxxxx>, Nick Couchman <Nick.Couchman@xxxxxxxxx>
  • Delivery-date: Fri, 14 Nov 2008 10:37:36 -0800
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  • List-id: Research Issues on Xen <xen-research.lists.xensource.com>
> Even if your paper is not ready yet, may i ask which COW do you use? I tried
> qcow but this doesn't seem to be supported under Ubuntu 8.04 with Xen 3.2.1.

I think there's some confusion.  Are you interested in CoW for the
disk or for the memory checkpoint?  QCOW is a disk format for disk
checkpointing.  The earlier question by Nick seemed more interested in
doing a seamless memory checkpoint of a running VM.

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