Public bug reported:
Description
===========
When images_type is rbd, and boot an instance from image, perform resize and
resize-confirm of this instance, it will not clean up source instance directory
and result in live-migration this instance failed. The following is the error
log.
2018-03-22 10:05:40.657 20779 ERROR oslo_messaging.rpc.server
[req-e20743e3-a683-41ba-b47b-ba92e97eff37 4f7cd8bf676d43bc9faf09b2eb41482f
2c3d8251c39545cbb6f77f331b7164f8 - default default] Exception during message
handling: DestinationDiskExists: The supplied disk path
(/var/lib/nova/instances/d8db3f2a-cd8f-48e1-9951-012d762664b2) already exists,
it is expected not to exist.
2018-03-22 10:05:40.657 20779 ERROR oslo_messaging.rpc.server Traceback (most
recent call last):
2018-03-22 10:05:40.657 20779 ERROR oslo_messaging.rpc.server File
"/usr/lib/python2.7/site-packages/oslo_messaging/rpc/server.py", line 160, in
_process_incoming
2018-03-22 10:05:40.657 20779 ERROR oslo_messaging.rpc.server res =
self.dispatcher.dispatch(message)
2018-03-22 10:05:40.657 20779 ERROR oslo_messaging.rpc.server File
"/usr/lib/python2.7/site-packages/oslo_messaging/rpc/dispatcher.py", line 213,
in dispatch
2018-03-22 10:05:40.657 20779 ERROR oslo_messaging.rpc.server return
self._do_dispatch(endpoint, method, ctxt, args)
2018-03-22 10:05:40.657 20779 ERROR oslo_messaging.rpc.server File
"/usr/lib/python2.7/site-packages/oslo_messaging/rpc/dispatcher.py", line 183,
in _do_dispatch
2018-03-22 10:05:40.657 20779 ERROR oslo_messaging.rpc.server result =
func(ctxt, **new_args)
2018-03-22 10:05:40.657 20779 ERROR oslo_messaging.rpc.server File
"/usr/lib/python2.7/site-packages/nova/exception_wrapper.py", line 76, in
wrapped
2018-03-22 10:05:40.657 20779 ERROR oslo_messaging.rpc.server
function_name, call_dict, binary)
2018-03-22 10:05:40.657 20779 ERROR oslo_messaging.rpc.server File
"/usr/lib/python2.7/site-packages/oslo_utils/excutils.py", line 220, in __exit__
2018-03-22 10:05:40.657 20779 ERROR oslo_messaging.rpc.server
self.force_reraise()
2018-03-22 10:05:40.657 20779 ERROR oslo_messaging.rpc.server File
"/usr/lib/python2.7/site-packages/oslo_utils/excutils.py", line 196, in
force_reraise
2018-03-22 10:05:40.657 20779 ERROR oslo_messaging.rpc.server
six.reraise(self.type_, self.value, self.tb)
2018-03-22 10:05:40.657 20779 ERROR oslo_messaging.rpc.server File
"/usr/lib/python2.7/site-packages/nova/exception_wrapper.py", line 67, in
wrapped
2018-03-22 10:05:40.657 20779 ERROR oslo_messaging.rpc.server return
f(self, context, *args, **kw)
2018-03-22 10:05:40.657 20779 ERROR oslo_messaging.rpc.server File
"/usr/lib/python2.7/site-packages/nova/compute/utils.py", line 880, in
decorated_function
2018-03-22 10:05:40.657 20779 ERROR oslo_messaging.rpc.server return
function(self, context, *args, **kwargs)
2018-03-22 10:05:40.657 20779 ERROR oslo_messaging.rpc.server File
"/usr/lib/python2.7/site-packages/nova/compute/manager.py", line 223, in
decorated_function
2018-03-22 10:05:40.657 20779 ERROR oslo_messaging.rpc.server
kwargs['instance'], e, sys.exc_info())
2018-03-22 10:05:40.657 20779 ERROR oslo_messaging.rpc.server File
"/usr/lib/python2.7/site-packages/oslo_utils/excutils.py", line 220, in __exit__
2018-03-22 10:05:40.657 20779 ERROR oslo_messaging.rpc.server
self.force_reraise()
2018-03-22 10:05:40.657 20779 ERROR oslo_messaging.rpc.server File
"/usr/lib/python2.7/site-packages/oslo_utils/excutils.py", line 196, in
force_reraise
2018-03-22 10:05:40.657 20779 ERROR oslo_messaging.rpc.server
six.reraise(self.type_, self.value, self.tb)
2018-03-22 10:05:40.657 20779 ERROR oslo_messaging.rpc.server File
"/usr/lib/python2.7/site-packages/nova/compute/manager.py", line 211, in
decorated_function
2018-03-22 10:05:40.657 20779 ERROR oslo_messaging.rpc.server return
function(self, context, *args, **kwargs)
2018-03-22 10:05:40.657 20779 ERROR oslo_messaging.rpc.server File
"/usr/lib/python2.7/site-packages/nova/compute/manager.py", line 5615, in
pre_live_migration
2018-03-22 10:05:40.657 20779 ERROR oslo_messaging.rpc.server migrate_data)
2018-03-22 10:05:40.657 20779 ERROR oslo_messaging.rpc.server File
"/usr/lib/python2.7/site-packages/nova_patch/virt/libvirt/driver.py", line
1095, in wrap
2018-03-22 10:05:40.657 20779 ERROR oslo_messaging.rpc.server
migrate_data=migrate_data)
2018-03-22 10:05:40.657 20779 ERROR oslo_messaging.rpc.server File
"/usr/lib/python2.7/site-packages/nova/virt/libvirt/driver.py", line 7081, in
pre_live_migration
2018-03-22 10:05:40.657 20779 ERROR oslo_messaging.rpc.server raise
exception.DestinationDiskExists(path=instance_dir)
2018-03-22 10:05:40.657 20779 ERROR oslo_messaging.rpc.server
DestinationDiskExists: The supplied disk path
(/var/lib/nova/instances/d8db3f2a-cd8f-48e1-9951-012d762664b2) already exists,
it is expected not to exist.
2018-03-22 10:05:40.657 20779 ERROR oslo_messaging.rpc.server
2018-03-22 10:05:42.665 20779 INFO nova.virt.libvirt.driver
[req-e20743e3-a683-41ba-b47b-ba92e97eff37 4f7cd8bf676d43bc9faf09b2eb41482f
2c3d8251c39545cbb6f77f331b7164f8 - default default] [instance:
d8db3f2a-cd8f-48e1-9951-012d762664b2] Instance destroyed successfully.
when images_type is rbd, it will considered is shared storage(in
_is_storage_shared_with) in resize process.
In this environment, instance directory is not shared storage actually.
Environment
===========
nova: origin/stable/pike
libvirt+kvm
** Affects: nova
Importance: Undecided
Assignee: guolidong (guolidong)
Status: New
** Changed in: nova
Assignee: (unassigned) => guolidong (guolidong)
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https://bugs.launchpad.net/bugs/1761062
Title:
clean source instance directory failed in _cleanup_resize when
images_type is rbd
Status in OpenStack Compute (nova):
New
Bug description:
Description
===========
When images_type is rbd, and boot an instance from image, perform resize and
resize-confirm of this instance, it will not clean up source instance directory
and result in live-migration this instance failed. The following is the error
log.
2018-03-22 10:05:40.657 20779 ERROR oslo_messaging.rpc.server
[req-e20743e3-a683-41ba-b47b-ba92e97eff37 4f7cd8bf676d43bc9faf09b2eb41482f
2c3d8251c39545cbb6f77f331b7164f8 - default default] Exception during message
handling: DestinationDiskExists: The supplied disk path
(/var/lib/nova/instances/d8db3f2a-cd8f-48e1-9951-012d762664b2) already exists,
it is expected not to exist.
2018-03-22 10:05:40.657 20779 ERROR oslo_messaging.rpc.server Traceback (most
recent call last):
2018-03-22 10:05:40.657 20779 ERROR oslo_messaging.rpc.server File
"/usr/lib/python2.7/site-packages/oslo_messaging/rpc/server.py", line 160, in
_process_incoming
2018-03-22 10:05:40.657 20779 ERROR oslo_messaging.rpc.server res =
self.dispatcher.dispatch(message)
2018-03-22 10:05:40.657 20779 ERROR oslo_messaging.rpc.server File
"/usr/lib/python2.7/site-packages/oslo_messaging/rpc/dispatcher.py", line 213,
in dispatch
2018-03-22 10:05:40.657 20779 ERROR oslo_messaging.rpc.server return
self._do_dispatch(endpoint, method, ctxt, args)
2018-03-22 10:05:40.657 20779 ERROR oslo_messaging.rpc.server File
"/usr/lib/python2.7/site-packages/oslo_messaging/rpc/dispatcher.py", line 183,
in _do_dispatch
2018-03-22 10:05:40.657 20779 ERROR oslo_messaging.rpc.server result =
func(ctxt, **new_args)
2018-03-22 10:05:40.657 20779 ERROR oslo_messaging.rpc.server File
"/usr/lib/python2.7/site-packages/nova/exception_wrapper.py", line 76, in
wrapped
2018-03-22 10:05:40.657 20779 ERROR oslo_messaging.rpc.server
function_name, call_dict, binary)
2018-03-22 10:05:40.657 20779 ERROR oslo_messaging.rpc.server File
"/usr/lib/python2.7/site-packages/oslo_utils/excutils.py", line 220, in __exit__
2018-03-22 10:05:40.657 20779 ERROR oslo_messaging.rpc.server
self.force_reraise()
2018-03-22 10:05:40.657 20779 ERROR oslo_messaging.rpc.server File
"/usr/lib/python2.7/site-packages/oslo_utils/excutils.py", line 196, in
force_reraise
2018-03-22 10:05:40.657 20779 ERROR oslo_messaging.rpc.server
six.reraise(self.type_, self.value, self.tb)
2018-03-22 10:05:40.657 20779 ERROR oslo_messaging.rpc.server File
"/usr/lib/python2.7/site-packages/nova/exception_wrapper.py", line 67, in
wrapped
2018-03-22 10:05:40.657 20779 ERROR oslo_messaging.rpc.server return
f(self, context, *args, **kw)
2018-03-22 10:05:40.657 20779 ERROR oslo_messaging.rpc.server File
"/usr/lib/python2.7/site-packages/nova/compute/utils.py", line 880, in
decorated_function
2018-03-22 10:05:40.657 20779 ERROR oslo_messaging.rpc.server return
function(self, context, *args, **kwargs)
2018-03-22 10:05:40.657 20779 ERROR oslo_messaging.rpc.server File
"/usr/lib/python2.7/site-packages/nova/compute/manager.py", line 223, in
decorated_function
2018-03-22 10:05:40.657 20779 ERROR oslo_messaging.rpc.server
kwargs['instance'], e, sys.exc_info())
2018-03-22 10:05:40.657 20779 ERROR oslo_messaging.rpc.server File
"/usr/lib/python2.7/site-packages/oslo_utils/excutils.py", line 220, in __exit__
2018-03-22 10:05:40.657 20779 ERROR oslo_messaging.rpc.server
self.force_reraise()
2018-03-22 10:05:40.657 20779 ERROR oslo_messaging.rpc.server File
"/usr/lib/python2.7/site-packages/oslo_utils/excutils.py", line 196, in
force_reraise
2018-03-22 10:05:40.657 20779 ERROR oslo_messaging.rpc.server
six.reraise(self.type_, self.value, self.tb)
2018-03-22 10:05:40.657 20779 ERROR oslo_messaging.rpc.server File
"/usr/lib/python2.7/site-packages/nova/compute/manager.py", line 211, in
decorated_function
2018-03-22 10:05:40.657 20779 ERROR oslo_messaging.rpc.server return
function(self, context, *args, **kwargs)
2018-03-22 10:05:40.657 20779 ERROR oslo_messaging.rpc.server File
"/usr/lib/python2.7/site-packages/nova/compute/manager.py", line 5615, in
pre_live_migration
2018-03-22 10:05:40.657 20779 ERROR oslo_messaging.rpc.server
migrate_data)
2018-03-22 10:05:40.657 20779 ERROR oslo_messaging.rpc.server File
"/usr/lib/python2.7/site-packages/nova_patch/virt/libvirt/driver.py", line
1095, in wrap
2018-03-22 10:05:40.657 20779 ERROR oslo_messaging.rpc.server
migrate_data=migrate_data)
2018-03-22 10:05:40.657 20779 ERROR oslo_messaging.rpc.server File
"/usr/lib/python2.7/site-packages/nova/virt/libvirt/driver.py", line 7081, in
pre_live_migration
2018-03-22 10:05:40.657 20779 ERROR oslo_messaging.rpc.server raise
exception.DestinationDiskExists(path=instance_dir)
2018-03-22 10:05:40.657 20779 ERROR oslo_messaging.rpc.server
DestinationDiskExists: The supplied disk path
(/var/lib/nova/instances/d8db3f2a-cd8f-48e1-9951-012d762664b2) already exists,
it is expected not to exist.
2018-03-22 10:05:40.657 20779 ERROR oslo_messaging.rpc.server
2018-03-22 10:05:42.665 20779 INFO nova.virt.libvirt.driver
[req-e20743e3-a683-41ba-b47b-ba92e97eff37 4f7cd8bf676d43bc9faf09b2eb41482f
2c3d8251c39545cbb6f77f331b7164f8 - default default] [instance:
d8db3f2a-cd8f-48e1-9951-012d762664b2] Instance destroyed successfully.
when images_type is rbd, it will considered is shared storage(in
_is_storage_shared_with) in resize process.
In this environment, instance directory is not shared storage actually.
Environment
===========
nova: origin/stable/pike
libvirt+kvm
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