[Xen-users] 回复: Re: Upstream QEMU does not support vhd snapshot

["kevin.zhang@xxxxxxxxxxx" <kevin.zhang@xxxxxxxxxxx>]

Philipp,

 

        Thank you for your reply.

        Then, does that mean we cannot use vhd snapshot since xen 4.3 ?

 

---

Best Regards

From: Philipp Hahn

Date: 2013-07-09 18:28

To: xen-users; kevin.zhang

CC: Thanos Makatos

Subject: Re: [Xen-users] Upstream QEMU does not support vhd snapshot

Hello,

 

On Friday 05 July 2013 11:44:16 kevin.zhang@xxxxxxxxxxx wrote:

>     1.  QEMU can mount normal vhd file which is also created by vhd-util.

>     2. using the vhd image with system installed, using:

>          vhd-util snapshot -n init.snap -p <parent vhd>

 

This creates a backing-file-chain, which is currently not supported by qemu:

<http://lists.gnu.org/archive/html/qemu-devel/2013-06/msg03356.html>

 

> 4. After booting, the SeaBIOS print: Boot from hard disk, Failed, not a bootable disk.

Your new init.snap than looks like an empty disk, which is not bootable.

 

BYtE

Philipp

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