[Ovirt-devel] issue w/ fake nodes on Fedora 10

Jim Meyering jim at meyering.net
Thu Nov 20 10:46:32 UTC 2008

Perry Myers <pmyers at redhat.com> wrote:
> Darryl,
> ovirt-identify-node sends the hardware UUID to the ovirt-server as
> part of the startup process.  On F10 it looks like the fake nodes that
> run in kvm have an empty UUID that causes the server to fail because
> it's expecting a parameter there.
>> [root at node3 ~]# lshal | grep uuid
>>   system.hardware.uuid = ''  (string)
> Do we rely on UUID for anything or is it just purely an informational
> parameter?  If we don't rely on it for anything we should accept a
> blank string as valid input.  If we are relying on it, we should
> reconsider perhaps.

Hi Perry,

That means we need a newer qemu in F10.

libvirt sets the guest's UUID via -uuid if
it sees that qemu's --help output mentions that option.
But F10's qemu-0.9.1-10.fc10.x86_64 does *not* support the -uuid
option that's been in upstream qemu since mid September.

More information about the ovirt-devel mailing list