Re: [Xen-users] Auto revertable disk

[Mark van Dijk <mark@xxxxxxxxxxxxxx>]

Hi,

> How do I create a Virtual Machine disk that when started the user can
> do whatever they like however,
> when the domain ends (for any reason) the state of the disk is
> automatically reverted to it's original state.
> 
> I think this could be as easy as creating a copy on write VHD of the
> disk I want to use as the "clean state".
> Then before starting the domain, delete the VHD and re-create it, then
> create the domain.
> 
> It's trivial to script this, but if the user was to "restart" then I
> want it reverted to.  So how do I detect a reboot etc?

I haven't a real clue, but I wonder whether you can do something with
btrfs and snapshots.

Mark

_______________________________________________
Xen-users mailing list
Xen-users@xxxxxxxxxxxxxxxxxxx
http://lists.xensource.com/xen-users