This bug has been copied from bug #828729 and has been proposed to be backported to 6.3 z-stream (EUS).
pkgs: # rpm -qa|grep libvirt libvirt-0.9.10-21.el6_3.2.x86_64 libvirt-devel-0.9.10-21.el6_3.2.x86_64 libvirt-python-0.9.10-21.el6_3.2.x86_64 libvirt-client-0.9.10-21.el6_3.2.x86_64 # cat /proc/cpuinfo |grep "model name"|tail -1 model name : AMD Opteron(tm) Processor 6172 steps: # cat /proc/cpuinfo |grep processor |wc -l 48 # cat /proc/cpuinfo |grep "cpu cores"|tail -1 cpu cores : 12 # virsh nodeinfo CPU model: x86_64 CPU(s): 48 CPU frequency: 2100 MHz CPU socket(s): 4 Core(s) per socket: 12 Thread(s) per core: 1 NUMA cell(s): 1 Memory size: 529263760 kB The cpu cores from cpuinfo is 12, the nodeifo output is also 12.
Since the problem described in this bug report should be resolved in a recent advisory, it has been closed with a resolution of ERRATA. For information on the advisory, and where to find the updated files, follow the link below. If the solution does not work for you, open a new bug report. http://rhn.redhat.com/errata/RHBA-2012-1095.html