On 2018-11-19 11:25, Yedhu Sastri wrote:
> Hello All,
>
> I have some use-cases which I want to test in PowerPC architecture(ppc64). As
> I dont have any Power machines I would like to try it with ppc64 VM's. Is it
> possible to run these kind of VM's on my OpenStack cluster(Queens) which runs
> on X86_64 architecture nodes(OS RHEL 7)??
I'm not 100% sure, but I'm 95% sure that the answer to your question is
"No." While there's much emulation that occurs, the CPU isn't so much
emulated, but more abstracted. Constructing and running a modern CPU in
software would be non-trivial.
-Ken
> I set the image property architecture=ppc64 to the ppc64 image I uploaded to
> glance but no success in launching VM with those images. I am using KVM as
> hypervisor(qemu 2.10.0) in my compute nodes and I think it is not built to
> support power architecture. For testing without OpenStack I manually built
> qemu on a x86_64 host with ppc64 support(qemu-ppc64) and then I am able to
> host the ppc64 VM. But I dont know how to do this on my OpenStack cluster.
> Whether I need to manually build qemu on compute nodes with ppc64 support or
> I need to add some lines in my nova.conf to do this?? Any help to solve this
> issue would be much appreciated.
>
> --
>
> Thank you for your time and have a nice day,
>
> With kind regards, Yedhu Sastri
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