On 10/02/2015 11:30, Peter Lieven wrote: >>> >> QEMU64 does not resemble any actual processor. You want the lowest >> denominator of your cluster, probably Nehalem. > > Ah okay. Normally, I compare the available cpu flags of my cluster > and pass those flags individually. Maybe I have to revisit that logic.
Seems to be okay, but that work has been already done for you. :) If you use "-cpu Nehalem,enforce" it will also fail to start on pre-Nehalem processors. Paolo