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x86decode
2012 Jul 22
0
Preferred CPU model not allowed by hypervisor
...lopment rather than support. Apologies to those
who are subscribed to both for the dupe.
I'm having a weird problem where libvirt/qemu/kvm won't let me use the model
processor I have defined in my domain's config file. Instead, I get the
error message in libvirtd.log that:
warning : x86Decode:1346 : Preferred CPU model Nehalem not allowed by
hypervisor; closest supported model will be used
If I review the qemu log for that particular domain, I see that my CPU has
been changed to this:
-cpu kvm64,+lahf_lm,+popcnt,+sse4.2,+sse4.1,+ssse3
(in other places, I see it set to core2duo rathe...