http://bugzilla.xensource.com/bugzilla/show_bug.cgi?id=1560
Summary: Fail to parse NUMA nodes information when create HVM
guest
Product: Xen
Version: unstable
Platform: Other
OS/Version: Linux
Status: NEW
Severity: normal
Priority: P1
Component: Hypervisor
AssignedTo: xen-bugs@xxxxxxxxxxxxxxxxxxx
ReportedBy: jiajun.xu@xxxxxxxxx
Environment:
------------
Service Arch (ia32/ia32e/IA64):
Guest Arch (ia32/ia32e/IA64):
Guest OS Type (Linux/Windows):
Change Set: 20749:bb34d8e578d2
Hardware: NHM-EX
Other:
pvops dom0 60e0545e9649b08dd8ef5f2b991930049c40537e
Bug detailed description:
--------------------------
THis is NHM-EX Specific issue, it does not happend on other machine.
when I create a HVM guest, I meet a python error.
[root@localhost ~]# xm cr xmexample.hvm
Using config file "./xmexample.hvm".
Error: integer division or modulo by zero
Reproduce steps:
----------------
1.
2.
3.
Current result:
----------------
Expected result:
----------------
Basic root-causing log:
----------------------
[2009-12-30 21:54:02 7638] INFO (image:822) Need to create platform
device.[domid:1]
[2009-12-30 21:54:02 7638] ERROR (XendDomainInfo:474) VM start failed
Traceback (most recent call last):
File "usr/lib64/python2.4/site-packages/xen/xend/XendDomainInfo.py", line
460, in start
XendTask.log_progress(31, 60, self._initDomain)
File "usr/lib64/python2.4/site-packages/xen/xend/XendTask.py", line 209, in
log_progress
retval = func(*args, **kwds)
File "usr/lib64/python2.4/site-packages/xen/xend/XendDomainInfo.py", line
2769, in _initDomain
node = self._setCPUAffinity()
File "usr/lib64/python2.4/site-packages/xen/xend/XendDomainInfo.py", line
2689, in _setCPUAffinity
best_node = find_relaxed_node(candidate_node_list)[0]
File "usr/lib64/python2.4/site-packages/xen/xend/XendDomainInfo.py", line
2676, in find_relaxed_node
nodeload[i] = int(nodeload[i] * 16 / len(info['node_to_cpu'][i]))
ZeroDivisionError: integer division or modulo by zero
[2009-12-30 21:54:02 7638] DEBUG (XendDomainInfo:2994) XendDomainInfo.destroy:
domid=1
[2009-12-30 21:54:03 7638] DEBUG (XendDomainInfo:2353) Destroying device model
[2009-12-30 21:54:03 7638] ERROR (XendDomainInfo:2356) Device model destroy
failed X86_HVM_ImageHandler instance has no attribute 'sentinel_lock'
Traceback (most recent call last):
File "usr/lib64/python2.4/site-packages/xen/xend/XendDomainInfo.py", line
2354, in _releaseDevices
self.image.destroyDeviceModel()
File "usr/lib64/python2.4/site-packages/xen/xend/image.py", line 621, in
destroyDeviceModel
self.sentinel_lock.acquire()
AttributeError: X86_HVM_ImageHandler instance has no attribute 'sentinel_lock'
[2009-12-30 21:54:03 7638] DEBUG (XendDomainInfo:2360) Releasing devices
[2009-12-30 21:54:03 7638] ERROR (XendDomainInfo:105) Domain construction
failed
Traceback (most recent call last):
File "usr/lib64/python2.4/site-packages/xen/xend/XendDomainInfo.py", line
103, in create
vm.start()
File "usr/lib64/python2.4/site-packages/xen/xend/XendDomainInfo.py", line
460, in start
XendTask.log_progress(31, 60, self._initDomain)
File "usr/lib64/python2.4/site-packages/xen/xend/XendTask.py", line 209, in
log_progress
retval = func(*args, **kwds)
File "usr/lib64/python2.4/site-packages/xen/xend/XendDomainInfo.py", line
2769, in _initDomain
node = self._setCPUAffinity()
File "usr/lib64/python2.4/site-packages/xen/xend/XendDomainInfo.py", line
2689, in _setCPUAffinity
best_node = find_relaxed_node(candidate_node_list)[0]
File "usr/lib64/python2.4/site-packages/xen/xend/XendDomainInfo.py", line
2676, in find_relaxed_node
nodeload[i] = int(nodeload[i] * 16 / len(info['node_to_cpu'][i]))
ZeroDivisionError: integer division or modulo by zero
[2009-12-30 21:54:03 7638] ERROR (xmlrpclib2:178) Internal error handling
xend.domain.create
Traceback (most recent call last):
File "usr/lib64/python2.4/site-packages/xen/util/xmlrpclib2.py", line 131, in
_marshaled_dispatch
response = self._dispatch(method, params)
File "/usr/lib64/python2.4/SimpleXMLRPCServer.py", line 406, in _dispatch
return func(*params)
File "usr/lib64/python2.4/site-packages/xen/xend/server/XMLRPCServer.py",
line 79, in domain_create
info = XendDomain.instance().domain_create(config)
File "usr/lib64/python2.4/site-packages/xen/xend/XendDomain.py", line 982, in
domain_create
dominfo = XendDomainInfo.create(config)
File "usr/lib64/python2.4/site-packages/xen/xend/XendDomainInfo.py", line
103, in create
vm.start()
File "usr/lib64/python2.4/site-packages/xen/xend/XendDomainInfo.py", line
460, in start
XendTask.log_progress(31, 60, self._initDomain)
File "usr/lib64/python2.4/site-packages/xen/xend/XendTask.py", line 209, in
log_progress
retval = func(*args, **kwds)
File "usr/lib64/python2.4/site-packages/xen/xend/XendDomainInfo.py", line
2769, in _initDomain
node = self._setCPUAffinity()
File "usr/lib64/python2.4/site-packages/xen/xend/XendDomainInfo.py", line
2689, in _setCPUAffinity
best_node = find_relaxed_node(candidate_node_list)[0]
File "usr/lib64/python2.4/site-packages/xen/xend/XendDomainInfo.py", line
2676, in find_relaxed_node
nodeload[i] = int(nodeload[i] * 16 / len(info['node_to_cpu'][i]))
ZeroDivisionError: integer division or modulo by zero
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