[Libvir] Core dump while executing virsh in RHEL5 .

[Daniel P. Berrange]

On Wed, Oct 10, 2007 at 04:44:36PM +0530, Veerendra wrote:
> Veerendra wrote:
> > Now when I am running virsh using the valgrind it is listing fine!! 
> >But when I am trying to run virsh alone it is dumping the core again.
> >Attaching the valgrind.log file also.
> >
> >  
> Does anyone knows why this is behaving as above ?
> 
> And the virsh start for my  domu1, which is inactive throwing up this 
> error . Any solutions ?
> 
> # valgrind  virsh  start domu1
> 
> libvir: Xen Daemon error : POST operation failed: (xend.err "Error 
> creating domain: Boot loader didn't return any data!")

That means that Xen ran 'pygrub' to extract the kernel & initrd from the
primary disk, but was unable to find a MBR, or grub config or kernel.
Most likely cause is that the previous OS install was not successful
and thus didn't install grub/MBR in the guest.

Dan
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