On 05/17/2018 12:01 AM, Callum Smith wrote:
> Dear All,
>
> Our vGPU installation is progressing, though the VM is failing to start.
>
> 2018-05-16 22:57:34,328+0100 ERROR (vm/1bc9dae8) [virt.vm]
> (vmId='1bc9dae8-a0ea-44b3-9103-5805100648d0') The vm start process
> failed (vm:943)
> Traceback (most recent call last):
>   File "/usr/lib/python2.7/site-packages/vdsm/virt/vm.py", line 872,
> in _startUnderlyingVm
>     self._run()
>   File "/usr/lib/python2.7/site-packages/vdsm/virt/vm.py", line 2872,
> in _run
>     dom.createWithFlags(flags)
>   File
> "/usr/lib/python2.7/site-packages/vdsm/common/libvirtconnection.py",
> line 130, in wrapper
>     ret = f(*args, **kwargs)
>   File "/usr/lib/python2.7/site-packages/vdsm/common/function.py",
> line 92, in wrapper
>     return func(inst, *args, **kwargs)
>   File "/usr/lib64/python2.7/site-packages/libvirt.py", line 1099, in
> createWithFlags
>     if ret == -1: raise libvirtError ('virDomainCreateWithFlags()
> failed', dom=self)
> libvirtError: Cannot get interface MTU on '': No such device

This is another bug, related to
https://bugzilla.redhat.com/show_bug.cgi?id=1561010.
The proper fix is on Engine side, even though we can fix it on Vdsm side too

Bests,

--
Francesco Romani
Senior SW Eng., Virtualization R&D
Red Hat
IRC: fromani github: @fromanirh
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