During reproduction I saw that following trace:
Feb 11 00:38:53 ubuntu nova-compute[28931]: ERROR oslo_messaging.rpc.server [None req-d3fc1ed4-04fb-4072-8df2-9e014db3714c admin admin] Exception during message handling: ResizeError: Resize error: Unable to resize disk down. Feb 11 00:38:53 ubuntu nova-compute[28931]: ERROR oslo_messaging.rpc.server Traceback (most recent call last): Feb 11 00:38:53 ubuntu nova-compute[28931]: ERROR oslo_messaging.rpc.server File "/usr/local/lib/python2.7/dist-packages/oslo_messaging/rpc/server.py", line 163, in _process_incoming Feb 11 00:38:53 ubuntu nova-compute[28931]: ERROR oslo_messaging.rpc.server res = self.dispatcher.dispatch(message) Feb 11 00:38:53 ubuntu nova-compute[28931]: ERROR oslo_messaging.rpc.server File "/usr/local/lib/python2.7/dist-packages/oslo_messaging/rpc/dispatcher.py", line 220, in dispatch Feb 11 00:38:53 ubuntu nova-compute[28931]: ERROR oslo_messaging.rpc.server return self._do_dispatch(endpoint, method, ctxt, args) Feb 11 00:38:53 ubuntu nova-compute[28931]: ERROR oslo_messaging.rpc.server File "/usr/local/lib/python2.7/dist-packages/oslo_messaging/rpc/dispatcher.py", line 190, in _do_dispatch Feb 11 00:38:53 ubuntu nova-compute[28931]: ERROR oslo_messaging.rpc.server result = func(ctxt, **new_args) Feb 11 00:38:53 ubuntu nova-compute[28931]: ERROR oslo_messaging.rpc.server File "/opt/stack/nova/nova/exception_wrapper.py", line 76, in wrapped Feb 11 00:38:53 ubuntu nova-compute[28931]: ERROR oslo_messaging.rpc.server function_name, call_dict, binary) Feb 11 00:38:53 ubuntu nova-compute[28931]: ERROR oslo_messaging.rpc.server File "/usr/local/lib/python2.7/dist-packages/oslo_utils/excutils.py", line 220, in __exit__ Feb 11 00:38:53 ubuntu nova-compute[28931]: ERROR oslo_messaging.rpc.server self.force_reraise() Feb 11 00:38:53 ubuntu nova-compute[28931]: ERROR oslo_messaging.rpc.server File "/usr/local/lib/python2.7/dist-packages/oslo_utils/excutils.py", line 196, in force_reraise Feb 11 00:38:53 ubuntu nova-compute[28931]: ERROR oslo_messaging.rpc.server six.reraise(self.type_, self.value, self.tb) Feb 11 00:38:53 ubuntu nova-compute[28931]: ERROR oslo_messaging.rpc.server File "/opt/stack/nova/nova/exception_wrapper.py", line 67, in wrapped Feb 11 00:38:53 ubuntu nova-compute[28931]: ERROR oslo_messaging.rpc.server return f(self, context, *args, **kw) Feb 11 00:38:53 ubuntu nova-compute[28931]: ERROR oslo_messaging.rpc.server File "/opt/stack/nova/nova/compute/manager.py", line 186, in decorated_function Feb 11 00:38:53 ubuntu nova-compute[28931]: ERROR oslo_messaging.rpc.server "Error: %s", e, instance=instance) Feb 11 00:38:53 ubuntu nova-compute[28931]: ERROR oslo_messaging.rpc.server File "/usr/local/lib/python2.7/dist-packages/oslo_utils/excutils.py", line 220, in __exit__ Feb 11 00:38:53 ubuntu nova-compute[28931]: ERROR oslo_messaging.rpc.server self.force_reraise() Feb 11 00:38:53 ubuntu nova-compute[28931]: ERROR oslo_messaging.rpc.server File "/usr/local/lib/python2.7/dist-packages/oslo_utils/excutils.py", line 196, in force_reraise Feb 11 00:38:53 ubuntu nova-compute[28931]: ERROR oslo_messaging.rpc.server six.reraise(self.type_, self.value, self.tb) Feb 11 00:38:53 ubuntu nova-compute[28931]: ERROR oslo_messaging.rpc.server File "/opt/stack/nova/nova/compute/manager.py", line 156, in decorated_function Feb 11 00:38:53 ubuntu nova-compute[28931]: ERROR oslo_messaging.rpc.server return function(self, context, *args, **kwargs) Feb 11 00:38:53 ubuntu nova-compute[28931]: ERROR oslo_messaging.rpc.server File "/opt/stack/nova/nova/compute/utils.py", line 976, in decorated_function Feb 11 00:38:53 ubuntu nova-compute[28931]: ERROR oslo_messaging.rpc.server return function(self, context, *args, **kwargs) Feb 11 00:38:53 ubuntu nova-compute[28931]: ERROR oslo_messaging.rpc.server File "/opt/stack/nova/nova/compute/manager.py", line 214, in decorated_function Feb 11 00:38:53 ubuntu nova-compute[28931]: ERROR oslo_messaging.rpc.server kwargs['instance'], e, sys.exc_info()) Feb 11 00:38:53 ubuntu nova-compute[28931]: ERROR oslo_messaging.rpc.server File "/usr/local/lib/python2.7/dist-packages/oslo_utils/excutils.py", line 220, in __exit__ Feb 11 00:38:53 ubuntu nova-compute[28931]: ERROR oslo_messaging.rpc.server self.force_reraise() Feb 11 00:38:53 ubuntu nova-compute[28931]: ERROR oslo_messaging.rpc.server File "/usr/local/lib/python2.7/dist-packages/oslo_utils/excutils.py", line 196, in force_reraise Feb 11 00:38:53 ubuntu nova-compute[28931]: ERROR oslo_messaging.rpc.server six.reraise(self.type_, self.value, self.tb) Feb 11 00:38:53 ubuntu nova-compute[28931]: ERROR oslo_messaging.rpc.server File "/opt/stack/nova/nova/compute/manager.py", line 202, in decorated_function Feb 11 00:38:53 ubuntu nova-compute[28931]: ERROR oslo_messaging.rpc.server return function(self, context, *args, **kwargs) Feb 11 00:38:53 ubuntu nova-compute[28931]: ERROR oslo_messaging.rpc.server File "/opt/stack/nova/nova/compute/manager.py", line 4272, in resize_instance Feb 11 00:38:53 ubuntu nova-compute[28931]: ERROR oslo_messaging.rpc.server migration, image, disk_info, migration.dest_compute) Feb 11 00:38:53 ubuntu nova-compute[28931]: ERROR oslo_messaging.rpc.server File "/usr/lib/python2.7/contextlib.py", line 35, in __exit__ Feb 11 00:38:53 ubuntu nova-compute[28931]: ERROR oslo_messaging.rpc.server self.gen.throw(type, value, traceback) Feb 11 00:38:53 ubuntu nova-compute[28931]: ERROR oslo_messaging.rpc.server File "/opt/stack/nova/nova/compute/manager.py", line 7468, in _error_out_instance_on_exception Feb 11 00:38:53 ubuntu nova-compute[28931]: ERROR oslo_messaging.rpc.server raise error.inner_exception Feb 11 00:38:53 ubuntu nova-compute[28931]: ERROR oslo_messaging.rpc.server ResizeError: Resize error: Unable to resize disk down. Feb 11 00:38:53 ubuntu nova-compute[28931]: ERROR oslo_messaging.rpc.server
During reproduction I saw that following trace:
Feb 11 00:38:53 ubuntu nova-compute[ 28931]: ERROR oslo_messaging. rpc.server [None req-d3fc1ed4- 04fb-4072- 8df2-9e014db371 4c admin admin] Exception during message handling: ResizeError: Resize error: Unable to resize disk down. 28931]: ERROR oslo_messaging. rpc.server Traceback (most recent call last): 28931]: ERROR oslo_messaging. rpc.server File "/usr/local/ lib/python2. 7/dist- packages/ oslo_messaging/ rpc/server. py", line 163, in _process_incoming 28931]: ERROR oslo_messaging. rpc.server res = self.dispatcher .dispatch( message) 28931]: ERROR oslo_messaging. rpc.server File "/usr/local/ lib/python2. 7/dist- packages/ oslo_messaging/ rpc/dispatcher. py", line 220, in dispatch 28931]: ERROR oslo_messaging. rpc.server return self._do_ dispatch( endpoint, method, ctxt, args) 28931]: ERROR oslo_messaging. rpc.server File "/usr/local/ lib/python2. 7/dist- packages/ oslo_messaging/ rpc/dispatcher. py", line 190, in _do_dispatch 28931]: ERROR oslo_messaging. rpc.server result = func(ctxt, **new_args) 28931]: ERROR oslo_messaging. rpc.server File "/opt/stack/ nova/nova/ exception_ wrapper. py", line 76, in wrapped 28931]: ERROR oslo_messaging. rpc.server function_name, call_dict, binary) 28931]: ERROR oslo_messaging. rpc.server File "/usr/local/ lib/python2. 7/dist- packages/ oslo_utils/ excutils. py", line 220, in __exit__ 28931]: ERROR oslo_messaging. rpc.server self.force_ reraise( ) 28931]: ERROR oslo_messaging. rpc.server File "/usr/local/ lib/python2. 7/dist- packages/ oslo_utils/ excutils. py", line 196, in force_reraise 28931]: ERROR oslo_messaging. rpc.server six.reraise( self.type_ , self.value, self.tb) 28931]: ERROR oslo_messaging. rpc.server File "/opt/stack/ nova/nova/ exception_ wrapper. py", line 67, in wrapped 28931]: ERROR oslo_messaging. rpc.server return f(self, context, *args, **kw) 28931]: ERROR oslo_messaging. rpc.server File "/opt/stack/ nova/nova/ compute/ manager. py", line 186, in decorated_function 28931]: ERROR oslo_messaging. rpc.server "Error: %s", e, instance=instance) 28931]: ERROR oslo_messaging. rpc.server File "/usr/local/ lib/python2. 7/dist- packages/ oslo_utils/ excutils. py", line 220, in __exit__ 28931]: ERROR oslo_messaging. rpc.server self.force_ reraise( ) 28931]: ERROR oslo_messaging. rpc.server File "/usr/local/ lib/python2. 7/dist- packages/ oslo_utils/ excutils. py", line 196, in force_reraise 28931]: ERROR oslo_messaging. rpc.server six.reraise( self.type_ , self.value, self.tb) 28931]: ERROR oslo_messaging. rpc.server File "/opt/stack/ nova/nova/ compute/ manager. py", line 156, in decorated_function 28931]: ERROR oslo_messaging. rpc.server return function(self, context, *args, **kwargs) 28931]: ERROR oslo_messaging. rpc.server File "/opt/stack/ nova/nova/ compute/ utils.py" , line 976, in decorated_function 28931]: ERROR oslo_messaging. rpc.server return function(self, context, *args, **kwargs) 28931]: ERROR oslo_messaging. rpc.server File "/opt/stack/ nova/nova/ compute/ manager. py", line 214, in decorated_function 28931]: ERROR oslo_messaging. rpc.server kwargs['instance'], e, sys.exc_info()) 28931]: ERROR oslo_messaging. rpc.server File "/usr/local/ lib/python2. 7/dist- packages/ oslo_utils/ excutils. py", line 220, in __exit__ 28931]: ERROR oslo_messaging. rpc.server self.force_ reraise( ) 28931]: ERROR oslo_messaging. rpc.server File "/usr/local/ lib/python2. 7/dist- packages/ oslo_utils/ excutils. py", line 196, in force_reraise 28931]: ERROR oslo_messaging. rpc.server six.reraise( self.type_ , self.value, self.tb) 28931]: ERROR oslo_messaging. rpc.server File "/opt/stack/ nova/nova/ compute/ manager. py", line 202, in decorated_function 28931]: ERROR oslo_messaging. rpc.server return function(self, context, *args, **kwargs) 28931]: ERROR oslo_messaging. rpc.server File "/opt/stack/ nova/nova/ compute/ manager. py", line 4272, in resize_instance 28931]: ERROR oslo_messaging. rpc.server migration, image, disk_info, migration. dest_compute) 28931]: ERROR oslo_messaging. rpc.server File "/usr/lib/ python2. 7/contextlib. py", line 35, in __exit__ 28931]: ERROR oslo_messaging. rpc.server self.gen. throw(type, value, traceback) 28931]: ERROR oslo_messaging. rpc.server File "/opt/stack/ nova/nova/ compute/ manager. py", line 7468, in _error_ out_instance_ on_exception 28931]: ERROR oslo_messaging. rpc.server raise error.inner_ exception 28931]: ERROR oslo_messaging. rpc.server ResizeError: Resize error: Unable to resize disk down. 28931]: ERROR oslo_messaging. rpc.server
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