[fedora-xen] - Question on live migration

[Daniel Veillard]

On Fri, Mar 23, 2007 at 05:13:25PM -0300, Davidson Rodrigues Paulo wrote:
> I have a guest on my Xen host 1 that have 3 virtual partitions that
> are mapped to 3 logical volumes of the host, as follows:
> 
> Guest virtual partition       Guest mount point        Host physical 
> partition
> /dev/sda1                       /
> /dev/xenvg/apache-root
> /dev/sda2                       swap
> /dev/xenvg/apache-swap
> /dev/sda3                       /var
> /dev/xenvg/apache-var
> 
> On the Xen host 2, I created the same physical partitions existing on
> Xen host 1, with same name and locations.

  Nahh, that won't work. For migration you need the same volumes, i.e.
the simplest is to use NFS or GFS, but you definitely need network 
file systems for migration to really work.

Daniel

-- 
Red Hat Virtualization group http://redhat.com/virtualization/
Daniel Veillard      | virtualization library  http://libvirt.org/
veillard at redhat.com  | libxml GNOME XML XSLT toolkit  http://xmlsoft.org/
http://veillard.com/ | Rpmfind RPM search engine  http://rpmfind.net/