Public bug reported:
On master branch
trigger live-migration-force-complete after invoke live-migration test3
ubuntu@lm-1:~/devstack$ nova live-migration-force-complete test3 64
on the source compute node, we can see follow error trace, but it
doesn't effect running instance.
expect:
No error message come out.
actual:
2016-03-14 01:18:13.770 ERROR oslo_messaging.rpc.dispatcher
[req-6d6ceb08-561b-4638-b813-0c8f8c6c4669 admin admin] Exception during message
handling: Instance instance-0000002b could not be found.
2016-03-14 01:18:13.770 TRACE oslo_messaging.rpc.dispatcher Traceback (most
recent call last):
2016-03-14 01:18:13.770 TRACE oslo_messaging.rpc.dispatcher File
"/usr/local/lib/python2.7/dist-packages/oslo_messaging/rpc/dispatcher.py", line
138, in _dispatch_and_reply
2016-03-14 01:18:13.770 TRACE oslo_messaging.rpc.dispatcher
incoming.message))
2016-03-14 01:18:13.770 TRACE oslo_messaging.rpc.dispatcher File
"/usr/local/lib/python2.7/dist-packages/oslo_messaging/rpc/dispatcher.py", line
183, in _dispatch
2016-03-14 01:18:13.770 TRACE oslo_messaging.rpc.dispatcher return
self._do_dispatch(endpoint, method, ctxt, args)
2016-03-14 01:18:13.770 TRACE oslo_messaging.rpc.dispatcher File
"/usr/local/lib/python2.7/dist-packages/oslo_messaging/rpc/dispatcher.py", line
127, in _do_dispatch
2016-03-14 01:18:13.770 TRACE oslo_messaging.rpc.dispatcher result =
func(ctxt, **new_args)
2016-03-14 01:18:13.770 TRACE oslo_messaging.rpc.dispatcher File
"/opt/stack/nova/nova/exception.py", line 110, in wrapped
2016-03-14 01:18:13.770 TRACE oslo_messaging.rpc.dispatcher payload)
2016-03-14 01:18:13.770 TRACE oslo_messaging.rpc.dispatcher File
"/usr/local/lib/python2.7/dist-packages/oslo_utils/excutils.py", line 220, in
__exit__
2016-03-14 01:18:13.770 TRACE oslo_messaging.rpc.dispatcher
self.force_reraise()
2016-03-14 01:18:13.770 TRACE oslo_messaging.rpc.dispatcher File
"/usr/local/lib/python2.7/dist-packages/oslo_utils/excutils.py", line 196, in
force_reraise
2016-03-14 01:18:13.770 TRACE oslo_messaging.rpc.dispatcher
six.reraise(self.type_, self.value, self.tb)
2016-03-14 01:18:13.770 TRACE oslo_messaging.rpc.dispatcher File
"/opt/stack/nova/nova/exception.py", line 89, in wrapped
2016-03-14 01:18:13.770 TRACE oslo_messaging.rpc.dispatcher return f(self,
context, *args, **kw)
2016-03-14 01:18:13.770 TRACE oslo_messaging.rpc.dispatcher File
"/opt/stack/nova/nova/compute/manager.py", line 375, in decorated_function
2016-03-14 01:18:13.770 TRACE oslo_messaging.rpc.dispatcher return
function(self, context, *args, **kwargs)
2016-03-14 01:18:13.770 TRACE oslo_messaging.rpc.dispatcher File
"/opt/stack/nova/nova/compute/manager.py", line 5281, in
live_migration_force_complete
2016-03-14 01:18:13.770 TRACE oslo_messaging.rpc.dispatcher
self.driver.live_migration_force_complete(instance)
2016-03-14 01:18:13.770 TRACE oslo_messaging.rpc.dispatcher File
"/opt/stack/nova/nova/virt/libvirt/driver.py", line 6544, in
live_migration_force_complete
2016-03-14 01:18:13.770 TRACE oslo_messaging.rpc.dispatcher
self.pause(instance)
2016-03-14 01:18:13.770 TRACE oslo_messaging.rpc.dispatcher File
"/opt/stack/nova/nova/virt/libvirt/driver.py", line 2519, in pause
2016-03-14 01:18:13.770 TRACE oslo_messaging.rpc.dispatcher
self._host.get_guest(instance).pause()
2016-03-14 01:18:13.770 TRACE oslo_messaging.rpc.dispatcher File
"/opt/stack/nova/nova/virt/libvirt/host.py", line 617, in get_guest
2016-03-14 01:18:13.770 TRACE oslo_messaging.rpc.dispatcher
self.get_domain(instance))
2016-03-14 01:18:13.770 TRACE oslo_messaging.rpc.dispatcher File
"/opt/stack/nova/nova/virt/libvirt/host.py", line 607, in get_domain
2016-03-14 01:18:13.770 TRACE oslo_messaging.rpc.dispatcher return
self._get_domain_by_name(instance.name)
2016-03-14 01:18:13.770 TRACE oslo_messaging.rpc.dispatcher File
"/opt/stack/nova/nova/virt/libvirt/host.py", line 654, in _get_domain_by_name
2016-03-14 01:18:13.770 TRACE oslo_messaging.rpc.dispatcher raise
exception.InstanceNotFound(instance_id=instance_name)
2016-03-14 01:18:13.770 TRACE oslo_messaging.rpc.dispatcher InstanceNotFound:
Instance instance-0000002b could not be found.
2016-03-14 01:18:13.770 TRACE oslo_messaging.rpc.dispatcher
** Affects: nova
Importance: Undecided
Assignee: Eli Qiao (taget-9)
Status: New
** Tags: live-migration
** Changed in: nova
Assignee: (unassigned) => Eli Qiao (taget-9)
** Tags added: live-migration
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Engineering Team, which is subscribed to OpenStack Compute (nova).
https://bugs.launchpad.net/bugs/1556717
Title:
live_migration_force_complete surprised error message on compute node
in some situation
Status in OpenStack Compute (nova):
New
Bug description:
On master branch
trigger live-migration-force-complete after invoke live-migration
test3
ubuntu@lm-1:~/devstack$ nova live-migration-force-complete test3 64
on the source compute node, we can see follow error trace, but it
doesn't effect running instance.
expect:
No error message come out.
actual:
2016-03-14 01:18:13.770 ERROR oslo_messaging.rpc.dispatcher
[req-6d6ceb08-561b-4638-b813-0c8f8c6c4669 admin admin] Exception during message
handling: Instance instance-0000002b could not be found.
2016-03-14 01:18:13.770 TRACE oslo_messaging.rpc.dispatcher Traceback (most
recent call last):
2016-03-14 01:18:13.770 TRACE oslo_messaging.rpc.dispatcher File
"/usr/local/lib/python2.7/dist-packages/oslo_messaging/rpc/dispatcher.py", line
138, in _dispatch_and_reply
2016-03-14 01:18:13.770 TRACE oslo_messaging.rpc.dispatcher
incoming.message))
2016-03-14 01:18:13.770 TRACE oslo_messaging.rpc.dispatcher File
"/usr/local/lib/python2.7/dist-packages/oslo_messaging/rpc/dispatcher.py", line
183, in _dispatch
2016-03-14 01:18:13.770 TRACE oslo_messaging.rpc.dispatcher return
self._do_dispatch(endpoint, method, ctxt, args)
2016-03-14 01:18:13.770 TRACE oslo_messaging.rpc.dispatcher File
"/usr/local/lib/python2.7/dist-packages/oslo_messaging/rpc/dispatcher.py", line
127, in _do_dispatch
2016-03-14 01:18:13.770 TRACE oslo_messaging.rpc.dispatcher result =
func(ctxt, **new_args)
2016-03-14 01:18:13.770 TRACE oslo_messaging.rpc.dispatcher File
"/opt/stack/nova/nova/exception.py", line 110, in wrapped
2016-03-14 01:18:13.770 TRACE oslo_messaging.rpc.dispatcher payload)
2016-03-14 01:18:13.770 TRACE oslo_messaging.rpc.dispatcher File
"/usr/local/lib/python2.7/dist-packages/oslo_utils/excutils.py", line 220, in
__exit__
2016-03-14 01:18:13.770 TRACE oslo_messaging.rpc.dispatcher
self.force_reraise()
2016-03-14 01:18:13.770 TRACE oslo_messaging.rpc.dispatcher File
"/usr/local/lib/python2.7/dist-packages/oslo_utils/excutils.py", line 196, in
force_reraise
2016-03-14 01:18:13.770 TRACE oslo_messaging.rpc.dispatcher
six.reraise(self.type_, self.value, self.tb)
2016-03-14 01:18:13.770 TRACE oslo_messaging.rpc.dispatcher File
"/opt/stack/nova/nova/exception.py", line 89, in wrapped
2016-03-14 01:18:13.770 TRACE oslo_messaging.rpc.dispatcher return
f(self, context, *args, **kw)
2016-03-14 01:18:13.770 TRACE oslo_messaging.rpc.dispatcher File
"/opt/stack/nova/nova/compute/manager.py", line 375, in decorated_function
2016-03-14 01:18:13.770 TRACE oslo_messaging.rpc.dispatcher return
function(self, context, *args, **kwargs)
2016-03-14 01:18:13.770 TRACE oslo_messaging.rpc.dispatcher File
"/opt/stack/nova/nova/compute/manager.py", line 5281, in
live_migration_force_complete
2016-03-14 01:18:13.770 TRACE oslo_messaging.rpc.dispatcher
self.driver.live_migration_force_complete(instance)
2016-03-14 01:18:13.770 TRACE oslo_messaging.rpc.dispatcher File
"/opt/stack/nova/nova/virt/libvirt/driver.py", line 6544, in
live_migration_force_complete
2016-03-14 01:18:13.770 TRACE oslo_messaging.rpc.dispatcher
self.pause(instance)
2016-03-14 01:18:13.770 TRACE oslo_messaging.rpc.dispatcher File
"/opt/stack/nova/nova/virt/libvirt/driver.py", line 2519, in pause
2016-03-14 01:18:13.770 TRACE oslo_messaging.rpc.dispatcher
self._host.get_guest(instance).pause()
2016-03-14 01:18:13.770 TRACE oslo_messaging.rpc.dispatcher File
"/opt/stack/nova/nova/virt/libvirt/host.py", line 617, in get_guest
2016-03-14 01:18:13.770 TRACE oslo_messaging.rpc.dispatcher
self.get_domain(instance))
2016-03-14 01:18:13.770 TRACE oslo_messaging.rpc.dispatcher File
"/opt/stack/nova/nova/virt/libvirt/host.py", line 607, in get_domain
2016-03-14 01:18:13.770 TRACE oslo_messaging.rpc.dispatcher return
self._get_domain_by_name(instance.name)
2016-03-14 01:18:13.770 TRACE oslo_messaging.rpc.dispatcher File
"/opt/stack/nova/nova/virt/libvirt/host.py", line 654, in _get_domain_by_name
2016-03-14 01:18:13.770 TRACE oslo_messaging.rpc.dispatcher raise
exception.InstanceNotFound(instance_id=instance_name)
2016-03-14 01:18:13.770 TRACE oslo_messaging.rpc.dispatcher InstanceNotFound:
Instance instance-0000002b could not be found.
2016-03-14 01:18:13.770 TRACE oslo_messaging.rpc.dispatcher
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