2020-04-22_00-10-00
Instance fault (500 LibvirtError) on resize operation (cannot access disk.swap storage file)
Can still be reproduced on resize where flavors have swap 

{u'message': u'libvirtError', u'code': 500, u'details': u'Traceback (most recent call last):\n File "/var/lib/openstack/lib/python2.7/site-packages/nova/compute/manager.py", line 207, in decorated_function\n return function(self, context, *args, **kwargs)\n File "/var/lib/openstack/lib/python2.7/site-packages/nova/compute/manager.py", line 5159, in finish_resize\n context, instance, migration)\n File "/var/lib/openstack/lib/python2.7/site-packages/oslo_utils/excutils.py", line 220, in _exit\n self.force_reraise()\n File "/var/lib/openstack/lib/python2.7/site-packages/oslo_utils/excutils.py", line 196, in force_reraise\n six.reraise(self.type, self.value, self.tb)\n File "/var/lib/openstack/lib/python2.7/site-packages/nova/compute/manager.py", line 5141, in finish_resize\n migration, request_spec)\n File "/var/lib/openstack/lib/python2.7/site-packages/nova/compute/manager.py", line 5175, in finish_resize_helper\n request_spec)\n File "/var/lib/openstack/lib/python2.7/site-packages/nova/compute/manager.py", line 5111, in _finish_resize\n self._set_instance_info(instance, old_flavor)\n File "/var/lib/openstack/lib/python2.7/site-packages/oslo_utils/excutils.py", line 220, in __exit\n self.force_reraise()\n File "/var/lib/openstack/lib/python2.7/site-packages/oslo_utils/excutils.py", line 196, in force_reraise\n six.reraise(self.type, self.value, self.tb)\n File "/var/lib/openstack/lib/python2.7/site-packages/nova/compute/manager.py", line 5099, in finish_resize\n block_device_info, power_on)\n File "/var/lib/openstack/lib/python2.7/site-packages/nova/virt/libvirt/driver.py", line 9896, in finish_migration\n post_xml_callback=gen_confdrive)\n File "/var/lib/openstack/lib/python2.7/site-packages/nova/virt/libvirt/driver.py", line 6262, in _create_domain_and_network\n destroy_disks_on_failure)\n File "/var/lib/openstack/lib/python2.7/site-packages/oslo_utils/excutils.py", line 220, in __exit\n self.force_reraise()\n File "/var/lib/openstack/lib/python2.7/site-packages/oslo_utils/excutils.py", line 196, in force_reraise\n six.reraise(self.type, self.value, self.tb)\n File "/var/lib/openstack/lib/python2.7/site-packages/nova/virt/libvirt/driver.py", line 6231, in create_domain_and_network\n post_xml_callback=post_xml_callback)\n File "/var/lib/openstack/lib/python2.7/site-packages/nova/virt/libvirt/driver.py", line 6165, in _create_domain\n guest.launch(pause=pause)\n File "/var/lib/openstack/lib/python2.7/site-packages/nova/virt/libvirt/guest.py", line 143, in launch\n self._encoded_xml, errors=\'ignore\')\n File "/var/lib/openstack/lib/python2.7/site-packages/oslo_utils/excutils.py", line 220, in __exit\n self.force_reraise()\n File "/var/lib/openstack/lib/python2.7/site-packages/oslo_utils/excutils.py", line 196, in force_reraise\n six.reraise(self.type, self.value, self.tb)\n File "/var/lib/openstack/lib/python2.7/site-packages/nova/virt/libvirt/guest.py", line 138, in launch\n return self._domain.createWithFlags(flags)\n File "/var/lib/openstack/lib/python2.7/site-packages/eventlet/tpool.py", line 190, in doit\n result = proxy_call(self._autowrap, f, *args, **kwargs)\n File "/var/lib/openstack/lib/python2.7/site-packages/eventlet/tpool.py", line 148, in proxy_call\n rv = execute(f, *args, **kwargs)\n File "/var/lib/openstack/lib/python2.7/site-packages/eventlet/tpool.py", line 129, in execute\n six.reraise(c, e, tb)\n File "/var/lib/openstack/lib/python2.7/site-packages/eventlet/tpool.py", line 83, in tworker\n rv = meth(*args, **kwargs)\n File "/var/lib/openstack/lib/python2.7/site-packages/libvirt.py", line 1110, in createWithFlags\n if ret == -1: raise libvirtError (\'virDomainCreateWithFlags() failed\', dom=self)\nlibvirtError: Cannot access storage file \'/var/lib/nova/instances/1af3d539-65f9-4673-b4c0-521b35a75264/disk.swap\' (as uid:0, gid:0): No such file or directory\n', u'created': u'2020-05-10T06:29:10Z'}