Bug 836919

Summary: CPU topology parsing bug on special NUMA platform
Product: Red Hat Enterprise Linux 6 Reporter: RHEL Program Management <pm-rhel>
Component: libvirtAssignee: Daniel Veillard <veillard>
Status: CLOSED ERRATA QA Contact: Virtualization Bugs <virt-bugs>
Severity: medium Docs Contact:
Priority: high    
Version: 6.4CC: acathrow, dallan, dyasny, dyuan, gsun, jyang, mzhan, pm-eus, rwu
Target Milestone: rcKeywords: ZStream
Target Release: ---   
Hardware: All   
OS: Unspecified   
Whiteboard:
Fixed In Version: libvirt-0.9.10-21.el6_3.2 Doc Type: Bug Fix
Doc Text:
Story Points: ---
Clone Of: Environment:
Last Closed: 2012-07-18 11:52:09 UTC Type: ---
Regression: --- Mount Type: ---
Documentation: --- CRM:
Verified Versions: Category: ---
oVirt Team: --- RHEL 7.3 requirements from Atomic Host:
Cloudforms Team: --- Target Upstream Version:
Embargoed:
Bug Depends On: 828729    
Bug Blocks:    

Description RHEL Program Management 2012-07-02 07:43:24 UTC
This bug has been copied from bug #828729 and has been proposed
to be backported to 6.3 z-stream (EUS).

Comment 6 Wayne Sun 2012-07-09 08:10:42 UTC
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.

Comment 8 errata-xmlrpc 2012-07-18 11:52:09 UTC
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