2019-02-19 17:06:15.663 7 DEBUG os_brick.initiator.connectors.rbd [req-bf5d7d44-a2a1-4b0a-93a2-378fa580c7ea bbe080c22fed424ab1cc47233a1cb34c bb8d1a37ee27444abfb7b990c88d2e1f - default default] <== disconnect_volume: return (5ms) None trace_logging_wrapper /var/lib/kolla/venv/local/lib/python2.7/site-packages/os_brick/utils.py:170
2019-02-19 17:06:15.741 7 ERROR oslo_messaging.rpc.server [req-bf5d7d44-a2a1-4b0a-93a2-378fa580c7ea bbe080c22fed424ab1cc47233a1cb34c bb8d1a37ee27444abfb7b990c88d2e1f - default default] Exception during message handling: ReadOnlyImage: [errno 30] error creating snapshot backup.0ba4bf10-cf74-4b13-9cce-85faf319ec9d.snap.1550567175.65 from volume-1a4c4e84-c188-4832-a11a-23e62f729a6d
2019-02-19 17:06:15.741 7 ERROR oslo_messaging.rpc.server Traceback (most recent call last):
2019-02-19 17:06:15.741 7 ERROR oslo_messaging.rpc.server File "/var/lib/kolla/venv/local/lib/python2.7/site-packages/oslo_messaging/rpc/server.py", line 163, in _process_incoming
2019-02-19 17:06:15.741 7 ERROR oslo_messaging.rpc.server res = self.dispatcher.dispatch(message)
2019-02-19 17:06:15.741 7 ERROR oslo_messaging.rpc.server File "/var/lib/kolla/venv/local/lib/python2.7/site-packages/oslo_messaging/rpc/dispatcher.py", line 220, in dispatch
2019-02-19 17:06:15.741 7 ERROR oslo_messaging.rpc.server return self._do_dispatch(endpoint, method, ctxt, args)
2019-02-19 17:06:15.741 7 ERROR oslo_messaging.rpc.server File "/var/lib/kolla/venv/local/lib/python2.7/site-packages/oslo_messaging/rpc/dispatcher.py", line 190, in _do_dispatch
2019-02-19 17:06:15.741 7 ERROR oslo_messaging.rpc.server result = func(ctxt, **new_args)
2019-02-19 17:06:15.741 7 ERROR oslo_messaging.rpc.server File "/var/lib/kolla/venv/local/lib/python2.7/site-packages/cinder/backup/manager.py", line 413, in create_backup
2019-02-19 17:06:15.741 7 ERROR oslo_messaging.rpc.server self._update_backup_error(backup, six.text_type(err))
2019-02-19 17:06:15.741 7 ERROR oslo_messaging.rpc.server File "/var/lib/kolla/venv/local/lib/python2.7/site-packages/oslo_utils/excutils.py", line 220, in __exit__
2019-02-19 17:06:15.741 7 ERROR oslo_messaging.rpc.server self.force_reraise()
2019-02-19 17:06:15.741 7 ERROR oslo_messaging.rpc.server File "/var/lib/kolla/venv/local/lib/python2.7/site-packages/oslo_utils/excutils.py", line 196, in force_reraise
2019-02-19 17:06:15.741 7 ERROR oslo_messaging.rpc.server six.reraise(self.type_, self.value, self.tb)
2019-02-19 17:06:15.741 7 ERROR oslo_messaging.rpc.server File "/var/lib/kolla/venv/local/lib/python2.7/site-packages/cinder/backup/manager.py", line 402, in create_backup
2019-02-19 17:06:15.741 7 ERROR oslo_messaging.rpc.server updates = self._run_backup(context, backup, volume)
2019-02-19 17:06:15.741 7 ERROR oslo_messaging.rpc.server File "/var/lib/kolla/venv/local/lib/python2.7/site-packages/cinder/backup/manager.py", line 489, in _run_backup
2019-02-19 17:06:15.741 7 ERROR oslo_messaging.rpc.server tpool.Proxy(device_path))
2019-02-19 17:06:15.741 7 ERROR oslo_messaging.rpc.server File "/var/lib/kolla/venv/local/lib/python2.7/site-packages/cinder/backup/drivers/ceph.py", line 922, in backup
2019-02-19 17:06:15.741 7 ERROR oslo_messaging.rpc.server volume.name, length)
2019-02-19 17:06:15.741 7 ERROR oslo_messaging.rpc.server File "/var/lib/kolla/venv/local/lib/python2.7/site-packages/cinder/backup/drivers/ceph.py", line 692, in _backup_rbd
2019-02-19 17:06:15.741 7 ERROR oslo_messaging.rpc.server source_rbd_image.create_snap(new_snap)
2019-02-19 17:06:15.741 7 ERROR oslo_messaging.rpc.server File "rbd.pyx", line 1804, in rbd.Image.create_snap (/home/ceph/obj-x86_64-linux-gnu/src/pybind/rbd/pyrex/rbd.c:18562)
2019-02-19 17:06:15.741 7 ERROR oslo_messaging.rpc.server ReadOnlyImage: [errno 30] error creating snapshot backup.0ba4bf10-cf74-4b13-9cce-85faf319ec9d.snap.1550567175.65 from volume-1a4c4e84-c188-4832-a11a-23e62f729a6d
2019-02-19 17:06:15.741 7 ERROR oslo_messaging.rpc.server
