This bug has been copied from bug #828729 and has been proposed
to be backported to 6.3 z-stream (EUS).
# rpm -qa|grep libvirt
# cat /proc/cpuinfo |grep "model name"|tail -1
model name : AMD Opteron(tm) Processor 6172
# cat /proc/cpuinfo |grep processor |wc -l
# cat /proc/cpuinfo |grep "cpu cores"|tail -1
cpu cores : 12
# virsh nodeinfo
CPU model: x86_64
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.