<cpu mode='custom' match='exact'> <model fallback='allow'>Haswell</model> <vendor>Intel</vendor> <feature policy='require' name='f16c'/> <feature policy='require' name='rdrand'/> <feature policy='require' name='hypervisor'/> <feature policy='require' name='vme'/> <feature policy='require' name='ss'/> <feature policy='require' name='arat'/> <feature policy='require' name='tsc_adjust'/> <feature policy='require' name='xsaveopt'/> <feature policy='require' name='abm'/> <feature policy='require' name='pdpe1gb'/> </cpu>