Launching a VM failed due to mysql DBReferenceErro
Contrail build : 5.0.0-175
Provisioned by contrail-helm charts
# Role definition of the hosts.
env.roledefs = {
'all': [host1, host2, host3, host4,host5],
'cfgm': [host1, host2, host3],
'openstack': [host1],
'control': [host1, host2, host3],
'compute': [host4,host5],
'collector': [host1, host2, host3],
'webui': [host1, host2, host3],
'database': [host1, host2, host3],
'build': [host_build],
}
VM with instanceid d57ac8a7-b4cf-48f6-9194-cb8bf99ced0d failed
t default] 192.168.231.204,10.84.29.32 \"POST /v2/abafb177bc5047b9998a872d4ad701f4/os-server-external-events HTTP/1.1\" status: 200 len: 444 time: 0.1740110\n","stream":"stderr","time":"2018-02-14T19:50:59.24646567Z"}
{"log":"2018-02-14 19:51:00.207 1 ERROR nova.api.openstack.extensions [req-6ddb3f12-a9f8-41e6-aaa0-6f85eeda8428 d0afc688d8144eab8c61c8becca55096 bdac9c8d03d7415e87a39ab36aa32b1d - default default] Unexpected exception in API method\n","stream":"stderr","time":"2018-02-14T19:51:00.218987612Z"}
{"log":"2018-02-14 19:51:00.207 1 ERROR nova.api.openstack.extensions Traceback (most recent call last):\n","stream":"stderr","time":"2018-02-14T19:51:00.219027353Z"}
{"log":"2018-02-14 19:51:00.207 1 ERROR nova.api.openstack.extensions File \"/var/lib/kolla/venv/local/lib/python2.7/site-packages/nova/api/openstack/extensions.py\", line 338, in wrapped\n","stream":"stderr","time":"2018-02-14T19:51:00.219034919Z"}
{"log":"2018-02-14 19:51:00.207 1 ERROR nova.api.openstack.extensions return f(*args, **kwargs)\n","stream":"stderr","time":"2018-02-14T19:51:00.21904109Z"}
{"log":"2018-02-14 19:51:00.207 1 ERROR nova.api.openstack.extensions File \"/var/lib/kolla/venv/local/lib/python2.7/site-packages/nova/api/validation/__init__.py\", line 73, in wrapper\n","stream":"stderr","time":"2018-02-14T19:51:00.21904703Z"}
{"log":"2018-02-14 19:51:00.207 1 ERROR nova.api.openstack.extensions return func(*args, **kwargs)\n","stream":"stderr","time":"2018-02-14T19:51:00.219052915Z"}
{"log":"2018-02-14 19:51:00.207 1 ERROR nova.api.openstack.extensions File \"/var/lib/kolla/venv/local/lib/python2.7/site-packages/nova/api/validation/__init__.py\", line 73, in wrapper\n","stream":"stderr","time":"2018-02-14T19:51:00.219057752Z"}
{"log":"2018-02-14 19:51:00.207 1 ERROR nova.api.openstack.extensions return func(*args, **kwargs)\n","stream":"stderr","time":"2018-02-14T19:51:00.219063027Z"}
{"log":"2018-02-14 19:51:00.207 1 ERROR nova.api.openstack.extensions File \"/var/lib/kolla/venv/local/lib/python2.7/site-packages/nova/api/validation/__init__.py\", line 73, in wrapper\n","stream":"stderr","time":"2018-02-14T19:51:00.219067893Z"}
{"log":"2018-02-14 19:51:00.207 1 ERROR nova.api.openstack.extensions return func(*args, **kwargs)\n","stream":"stderr","time":"2018-02-14T19:51:00.219073192Z"}
{"log":"2018-02-14 19:51:00.207 1 ERROR nova.api.openstack.extensions File \"/var/lib/kolla/venv/local/lib/python2.7/site-packages/nova/api/validation/__init__.py\", line 73, in wrapper\n","stream":"stderr","time":"2018-02-14T19:51:00.219078035Z"}
{"log":"2018-02-14 19:51:00.207 1 ERROR nova.api.openstack.extensions return func(*args, **kwargs)\n","stream":"stderr","time":"2018-02-14T19:51:00.219083349Z"}
{"log":"2018-02-14 19:51:00.207 1 ERROR nova.api.openstack.extensions File \"/var/lib/kolla/venv/local/lib/python2.7/site-packages/nova/api/validation/__init__.py\", line 73, in wrapper\n","stream":"stderr","time":"2018-02-14T19:51:00.219088136Z"}
{"log":"2018-02-14 19:51:00.207 1 ERROR nova.api.openstack.extensions return func(*args, **kwargs)\n","stream":"stderr","time":"2018-02-14T19:51:00.219093498Z"}
{"log":"2018-02-14 19:51:00.207 1 ERROR nova.api.openstack.extensions File \"/var/lib/kolla/venv/local/lib/python2.7/site-packages/nova/api/openstack/compute/servers.py\", line 631, in create\n","stream":"stderr","time":"2018-02-14T19:51:00.219100032Z"}
{"log":"2018-02-14 19:51:00.207 1 ERROR nova.api.openstack.extensions **create_kwargs)\n","stream":"stderr","time":"2018-02-14T19:51:00.219105523Z"}
{"log":"2018-02-14 19:51:00.207 1 ERROR nova.api.openstack.extensions File \"/var/lib/kolla/venv/local/lib/python2.7/site-packages/nova/compute/api.py\", line 1159, in _create_instance\n","stream":"stderr","time":"2018-02-14T19:51:00.219142374Z"}
{"log":"2018-02-14 19:51:00.207 1 ERROR nova.api.openstack.extensions key_pair)\n","stream":"stderr","time":"2018-02-14T19:51:00.219148041Z"}
{"log":"2018-02-14 19:51:00.207 1 ERROR nova.api.openstack.extensions File \"/var/lib/kolla/venv/local/lib/python2.7/site-packages/nova/compute/api.py\", line 1022, in _provision_instances\n","stream":"stderr","time":"2018-02-14T19:51:00.219152629Z"}
{"log":"2018-02-14 19:51:00.207 1 ERROR nova.api.openstack.extensions quotas.rollback()\n","stream":"stderr","time":"2018-02-14T19:51:00.219157587Z"}
{"log":"2018-02-14 19:51:00.207 1 ERROR nova.api.openstack.extensions File \"/var/lib/kolla/venv/local/lib/python2.7/site-packages/oslo_utils/excutils.py\", line 220, in __exit__\n","stream":"stderr","time":"2018-02-14T19:51:00.219162187Z"}
{"log":"2018-02-14 19:51:00.207 1 ERROR nova.api.openstack.extensions self.force_reraise()\n","stream":"stderr","time":"2018-02-14T19:51:00.219167038Z"}
{"log":"2018-02-14 19:51:00.207 1 ERROR nova.api.openstack.extensions File \"/var/lib/kolla/venv/local/lib/python2.7/site-packages/oslo_utils/excutils.py\", line 196, in force_reraise\n","stream":"stderr","time":"2018-02-14T19:51:00.219171416Z"}
{"log":"2018-02-14 19:51:00.207 1 ERROR nova.api.openstack.extensions six.reraise(self.type_, self.value, self.tb)\n","stream":"stderr","time":"2018-02-14T19:51:00.219176358Z"}
{"log":"2018-02-14 19:51:00.207 1 ERROR nova.api.openstack.extensions File \"/var/lib/kolla/venv/local/lib/python2.7/site-packages/nova/compute/api.py\", line 976, in _provision_instances\n","stream":"stderr","time":"2018-02-14T19:51:00.219180855Z"}
{"log":"2018-02-14 19:51:00.207 1 ERROR nova.api.openstack.extensions self._create_block_device_mapping(block_device_mapping)\n","stream":"stderr","time":"2018-02-14T19:51:00.219186412Z"}
{"log":"2018-02-14 19:51:00.207 1 ERROR nova.api.openstack.extensions File \"/var/lib/kolla/venv/local/lib/python2.7/site-packages/nova/compute/api.py\", line 1258, in _create_block_device_mapping\n","stream":"stderr","time":"2018-02-14T19:51:00.219191078Z"}
{"log":"2018-02-14 19:51:00.207 1 ERROR nova.api.openstack.extensions bdm.update_or_create()\n","stream":"stderr","time":"2018-02-14T19:51:00.219196201Z"}
{"log":"2018-02-14 19:51:00.207 1 ERROR nova.api.openstack.extensions File \"/var/lib/kolla/venv/local/lib/python2.7/site-packages/oslo_versionedobjects/base.py\", line 226, in wrapper\n","stream":"stderr","time":"2018-02-14T19:51:00.219200515Z"}
{"log":"2018-02-14 19:51:00.207 1 ERROR nova.api.openstack.extensions return fn(self, *args, **kwargs)\n","stream":"stderr","time":"2018-02-14T19:51:00.219205349Z"}
{"log":"2018-02-14 19:51:00.207 1 ERROR nova.api.openstack.extensions File \"/var/lib/kolla/venv/local/lib/python2.7/site-packages/nova/objects/block_device.py\", line 166, in update_or_create\n","stream":"stderr","time":"2018-02-14T19:51:00.219209687Z"}
{"log":"2018-02-14 19:51:00.207 1 ERROR nova.api.openstack.extensions self._create(self._context, update_or_create=True)\n","stream":"stderr","time":"2018-02-14T19:51:00.219214498Z"}
{"log":"2018-02-14 19:51:00.207 1 ERROR nova.api.openstack.extensions File \"/var/lib/kolla/venv/local/lib/python2.7/site-packages/nova/objects/block_device.py\", line 145, in _create\n","stream":"stderr","time":"2018-02-14T19:51:00.219218917Z"}
{"log":"2018-02-14 19:51:00.207 1 ERROR nova.api.openstack.extensions context, updates, legacy=False)\n","stream":"stderr","time":"2018-02-14T19:51:00.219223689Z"}
{"log":"2018-02-14 19:51:00.207 1 ERROR nova.api.openstack.extensions File \"/var/lib/kolla/venv/local/lib/python2.7/site-packages/nova/db/api.py\", line 1293, in block_device_mapping_update_or_create\n","stream":"stderr","time":"2018-02-14T19:51:00.219228117Z"}
{"log":"2018-02-14 19:51:00.207 1 ERROR nova.api.openstack.extensions return IMPL.block_device_mapping_update_or_create(context, values, legacy)\n","stream":"stderr","time":"2018-02-14T19:51:00.219237434Z"}
{"log":"2018-02-14 19:51:00.207 1 ERROR nova.api.openstack.extensions File \"/var/lib/kolla/venv/local/lib/python2.7/site-packages/nova/db/sqlalchemy/api.py\", line 240, in wrapped\n","stream":"stderr","time":"2018-02-14T19:51:00.219242651Z"}
{"log":"2018-02-14 19:51:00.207 1 ERROR nova.api.openstack.extensions return f(context, *args, **kwargs)\n","stream":"stderr","time":"2018-02-14T19:51:00.219247523Z"}
{"log":"2018-02-14 19:51:00.207 1 ERROR nova.api.openstack.extensions File \"/var/lib/kolla/venv/local/lib/python2.7/site-packages/nova/db/sqlalchemy/api.py\", line 4163, in block_device_mapping_update_or_create\n","stream":"stderr","time":"2018-02-14T19:51:00.219251854Z"}
{"log":"2018-02-14 19:51:00.207 1 ERROR nova.api.openstack.extensions result.save(context.session)\n","stream":"stderr","time":"2018-02-14T19:51:00.219257608Z"}
{"log":"2018-02-14 19:51:00.207 1 ERROR nova.api.openstack.extensions File \"/var/lib/kolla/venv/local/lib/python2.7/site-packages/oslo_db/sqlalchemy/models.py\", line 48, in save\n","stream":"stderr","time":"2018-02-14T19:51:00.219262291Z"}
{"log":"2018-02-14 19:51:00.207 1 ERROR nova.api.openstack.extensions session.flush()\n","stream":"stderr","time":"2018-02-14T19:51:00.219267632Z"}
{"log":"2018-02-14 19:51:00.207 1 ERROR nova.api.openstack.extensions File \"/var/lib/kolla/venv/local/lib/python2.7/site-packages/sqlalchemy/orm/session.py\", line 2019, in flush\n","stream":"stderr","time":"2018-02-14T19:51:00.219272094Z"}
{"log":"2018-02-14 19:51:00.207 1 ERROR nova.api.openstack.extensions self._flush(objects)\n","stream":"stderr","time":"2018-02-14T19:51:00.219276881Z"}
{"log":"2018-02-14 19:51:00.207 1 ERROR nova.api.openstack.extensions File \"/var/lib/kolla/venv/local/lib/python2.7/site-packages/sqlalchemy/orm/session.py\", line 2137, in _flush\n","stream":"stderr","time":"2018-02-14T19:51:00.219281238Z"}
{"log":"2018-02-14 19:51:00.207 1 ERROR nova.api.openstack.extensions transaction.rollback(_capture_exception=True)\n","stream":"stderr","time":"2018-02-14T19:51:00.219285937Z"}
{"log":"2018-02-14 19:51:00.207 1 ERROR nova.api.openstack.extensions File \"/var/lib/kolla/venv/local/lib/python2.7/site-packages/sqlalchemy/util/langhelpers.py\", line 60, in __exit__\n","stream":"stderr","time":"2018-02-14T19:51:00.219290285Z"}
{"log":"2018-02-14 19:51:00.207 1 ERROR nova.api.openstack.extensions compat.reraise(exc_type, exc_value, exc_tb)\n","stream":"stderr","time":"2018-02-14T19:51:00.219294979Z"}
{"log":"2018-02-14 19:51:00.207 1 ERROR nova.api.openstack.extensions File \"/var/lib/kolla/venv/local/lib/python2.7/site-packages/sqlalchemy/orm/session.py\", line 2101, in _flush\n","stream":"stderr","time":"2018-02-14T19:51:00.219299269Z"}
{"log":"2018-02-14 19:51:00.207 1 ERROR nova.api.openstack.extensions flush_context.execute()\n","stream":"stderr","time":"2018-02-14T19:51:00.219303899Z"}
{"log":"2018-02-14 19:51:00.207 1 ERROR nova.api.openstack.extensions File \"/var/lib/kolla/venv/local/lib/python2.7/site-packages/sqlalchemy/orm/unitofwork.py\", line 373, in execute\n","stream":"stderr","time":"2018-02-14T19:51:00.219308101Z"}
{"log":"2018-02-14 19:51:00.207 1 ERROR nova.api.openstack.extensions rec.execute(self)\n","stream":"stderr","time":"2018-02-14T19:51:00.21931284Z"}
{"log":"2018-02-14 19:51:00.207 1 ERROR nova.api.openstack.extensions File \"/var/lib/kolla/venv/local/lib/python2.7/site-packages/sqlalchemy/orm/unitofwork.py\", line 532, in execute\n","stream":"stderr","time":"2018-02-14T19:51:00.2193172Z"}
{"log":"2018-02-14 19:51:00.207 1 ERROR nova.api.openstack.extensions uow\n","stream":"stderr","time":"2018-02-14T19:51:00.219322166Z"}
{"log":"2018-02-14 19:51:00.207 1 ERROR nova.api.openstack.extensions File \"/var/lib/kolla/venv/local/lib/python2.7/site-packages/sqlalchemy/orm/persistence.py\", line 174, in save_obj\n","stream":"stderr","time":"2018-02-14T19:51:00.219327068Z"}
{"log":"2018-02-14 19:51:00.207 1 ERROR nova.api.openstack.extensions mapper, table, insert)\n","stream":"stderr","time":"2018-02-14T19:51:00.219336165Z"}
{"log":"2018-02-14 19:51:00.207 1 ERROR nova.api.openstack.extensions File \"/var/lib/kolla/venv/local/lib/python2.7/site-packages/sqlalchemy/orm/persistence.py\", line 800, in _emit_insert_statements\n","stream":"stderr","time":"2018-02-14T19:51:00.219341197Z"}
{"log":"2018-02-14 19:51:00.207 1 ERROR nova.api.openstack.extensions execute(statement, params)\n","stream":"stderr","time":"2018-02-14T19:51:00.21934615Z"}
{"log":"2018-02-14 19:51:00.207 1 ERROR nova.api.openstack.extensions File \"/var/lib/kolla/venv/local/lib/python2.7/site-packages/sqlalchemy/engine/base.py\", line 914, in execute\n","stream":"stderr","time":"2018-02-14T19:51:00.219350645Z"}
{"log":"2018-02-14 19:51:00.207 1 ERROR nova.api.openstack.extensions return meth(self, multiparams, params)\n","stream":"stderr","time":"2018-02-14T19:51:00.219355531Z"}
{"log":"2018-02-14 19:51:00.207 1 ERROR nova.api.openstack.extensions File \"/var/lib/kolla/venv/local/lib/python2.7/site-packages/sqlalchemy/sql/elements.py\", line 323, in _execute_on_connection\n","stream":"stderr","time":"2018-02-14T19:51:00.219359994Z"}
{"log":"2018-02-14 19:51:00.207 1 ERROR nova.api.openstack.extensions return connection._execute_clauseelement(self, multiparams, params)\n","stream":"stderr","time":"2018-02-14T19:51:00.219364837Z"}
{"log":"2018-02-14 19:51:00.207 1 ERROR nova.api.openstack.extensions File \"/var/lib/kolla/venv/local/lib/python2.7/site-packages/sqlalchemy/engine/base.py\", line 1010, in _execute_clauseelement\n","stream":"stderr","time":"2018-02-14T19:51:00.219369377Z"}
{"log":"2018-02-14 19:51:00.207 1 ERROR nova.api.openstack.extensions compiled_sql, distilled_params\n","stream":"stderr","time":"2018-02-14T19:51:00.219374204Z"}
{"log":"2018-02-14 19:51:00.207 1 ERROR nova.api.openstack.extensions File \"/var/lib/kolla/venv/local/lib/python2.7/site-packages/sqlalchemy/engine/base.py\", line 1146, in _execute_context\n","stream":"stderr","time":"2018-02-14T19:51:00.219378641Z"}
{"log":"2018-02-14 19:51:00.207 1 ERROR nova.api.openstack.extensions context)\n","stream":"stderr","time":"2018-02-14T19:51:00.219383417Z"}
{"log":"2018-02-14 19:51:00.207 1 ERROR nova.api.openstack.extensions File \"/var/lib/kolla/venv/local/lib/python2.7/site-packages/sqlalchemy/engine/base.py\", line 1337, in _handle_dbapi_exception\n","stream":"stderr","time":"2018-02-14T19:51:00.219387657Z"}
{"log":"2018-02-14 19:51:00.207 1 ERROR nova.api.openstack.extensions util.raise_from_cause(newraise, exc_info)\n","stream":"stderr","time":"2018-02-14T19:51:00.219392516Z"}
{"log":"2018-02-14 19:51:00.207 1 ERROR nova.api.openstack.extensions File \"/var/lib/kolla/venv/local/lib/python2.7/site-packages/sqlalchemy/util/compat.py\", line 202, in raise_from_cause\n","stream":"stderr","time":"2018-02-14T19:51:00.219397124Z"}
{"log":"2018-02-14 19:51:00.207 1 ERROR nova.api.openstack.extensions reraise(type(exception), exception, tb=exc_tb, cause=cause)\n","stream":"stderr","time":"2018-02-14T19:51:00.219402527Z"}
{"log":"2018-02-14 19:51:00.207 1 ERROR nova.api.openstack.extensions File \"/var/lib/kolla/venv/local/lib/python2.7/site-packages/sqlalchemy/engine/base.py\", line 1010, in _execute_clauseelement\n","stream":"stderr","time":"2018-02-14T19:51:00.219369377Z"}
{"log":"2018-02-14 19:51:00.207 1 ERROR nova.api.openstack.extensions compiled_sql, distilled_params\n","stream":"stderr","time":"2018-02-14T19:51:00.219374204Z"}
{"log":"2018-02-14 19:51:00.207 1 ERROR nova.api.openstack.extensions File \"/var/lib/kolla/venv/local/lib/python2.7/site-packages/sqlalchemy/engine/base.py\", line 1146, in _execute_context\n","stream":"stderr","time":"2018-02-14T19:51:00.219378641Z"}
{"log":"2018-02-14 19:51:00.207 1 ERROR nova.api.openstack.extensions context)\n","stream":"stderr","time":"2018-02-14T19:51:00.219383417Z"}
{"log":"2018-02-14 19:51:00.207 1 ERROR nova.api.openstack.extensions File \"/var/lib/kolla/venv/local/lib/python2.7/site-packages/sqlalchemy/engine/base.py\", line 1337, in _handle_dbapi_exception\n","stream":"stderr","time":"2018-02-14T19:51:00.219387657Z"}
{"log":"2018-02-14 19:51:00.207 1 ERROR nova.api.openstack.extensions util.raise_from_cause(newraise, exc_info)\n","stream":"stderr","time":"2018-02-14T19:51:00.219392516Z"}
{"log":"2018-02-14 19:51:00.207 1 ERROR nova.api.openstack.extensions File \"/var/lib/kolla/venv/local/lib/python2.7/site-packages/sqlalchemy/util/compat.py\", line 202, in raise_from_cause\n","stream":"stderr","time":"2018-02-14T19:51:00.219397124Z"}
{"log":"2018-02-14 19:51:00.207 1 ERROR nova.api.openstack.extensions reraise(type(exception), exception, tb=exc_tb, cause=cause)\n","stream":"stderr","time":"2018-02-14T19:51:00.219402527Z"}
{"log":"2018-02-14 19:51:00.207 1 ERROR nova.api.openstack.extensions File \"/var/lib/kolla/venv/local/lib/python2.7/site-packages/sqlalchemy/engine/base.py\", line 1139, in _execute_context\n","stream":"stderr","time":"2018-02-14T19:51:00.219407127Z"}
{"log":"2018-02-14 19:51:00.207 1 ERROR nova.api.openstack.extensions context)\n","stream":"stderr","time":"2018-02-14T19:51:00.219412013Z"}
{"log":"2018-02-14 19:51:00.207 1 ERROR nova.api.openstack.extensions File \"/var/lib/kolla/venv/local/lib/python2.7/site-packages/sqlalchemy/engine/default.py\", line 450, in do_execute\n","stream":"stderr","time":"2018-02-14T19:51:00.219416538Z"}
{"log":"2018-02-14 19:51:00.207 1 ERROR nova.api.openstack.extensions cursor.execute(statement, parameters)\n","stream":"stderr","time":"2018-02-14T19:51:00.219421283Z"}
{"log":"2018-02-14 19:51:00.207 1 ERROR nova.api.openstack.extensions File \"/var/lib/kolla/venv/local/lib/python2.7/site-packages/pymysql/cursors.py\", line 167, in execute\n","stream":"stderr","time":"2018-02-14T19:51:00.219429478Z"}
{"log":"2018-02-14 19:51:00.207 1 ERROR nova.api.openstack.extensions result = self._query(query)\n","stream":"stderr","time":"2018-02-14T19:51:00.219434797Z"}
{"log":"2018-02-14 19:51:00.207 1 ERROR nova.api.openstack.extensions File \"/var/lib/kolla/venv/local/lib/python2.7/site-packages/pymysql/cursors.py\", line 323, in _query\n","stream":"stderr","time":"2018-02-14T19:51:00.219439375Z"}
{"log":"2018-02-14 19:51:00.207 1 ERROR nova.api.openstack.extensions conn.query(q)\n","stream":"stderr","time":"2018-02-14T19:51:00.21944429Z"}
{"log":"2018-02-14 19:51:00.207 1 ERROR nova.api.openstack.extensions File \"/var/lib/kolla/venv/local/lib/python2.7/site-packages/pymysql/connections.py\", line 836, in query\n","stream":"stderr","time":"2018-02-14T19:51:00.219448805Z"}
{"log":"2018-02-14 19:51:00.207 1 ERROR nova.api.openstack.extensions self._affected_rows = self._read_query_result(unbuffered=unbuffered)\n","stream":"stderr","time":"2018-02-14T19:51:00.219453652Z"}
{"log":"2018-02-14 19:51:00.207 1 ERROR nova.api.openstack.extensions File \"/var/lib/kolla/venv/local/lib/python2.7/site-packages/pymysql/connections.py\", line 1020, in _read_query_result\n","stream":"stderr","time":"2018-02-14T19:51:00.219458239Z"}
{"log":"2018-02-14 19:51:00.207 1 ERROR nova.api.openstack.extensions result.read()\n","stream":"stderr","time":"2018-02-14T19:51:00.219465439Z"}
{"log":"2018-02-14 19:51:00.207 1 ERROR nova.api.openstack.extensions File \"/var/lib/kolla/venv/local/lib/python2.7/site-packages/pymysql/connections.py\", line 1303, in read\n","stream":"stderr","time":"2018-02-14T19:51:00.219470051Z"}
{"log":"2018-02-14 19:51:00.207 1 ERROR nova.api.openstack.extensions first_packet = self.connection._read_packet()\n","stream":"stderr","time":"2018-02-14T19:51:00.219474966Z"}
{"log":"2018-02-14 19:51:00.207 1 ERROR nova.api.openstack.extensions File \"/var/lib/kolla/venv/local/lib/python2.7/site-packages/pymysql/connections.py\", line 982, in _read_packet\n","stream":"stderr","time":"2018-02-14T19:51:00.219480008Z"}
{"log":"2018-02-14 19:51:00.207 1 ERROR nova.api.openstack.extensions packet.check_error()\n","stream":"stderr","time":"2018-02-14T19:51:00.219484942Z"}
{"log":"2018-02-14 19:51:00.207 1 ERROR nova.api.openstack.extensions File \"/var/lib/kolla/venv/local/lib/python2.7/site-packages/pymysql/connections.py\", line 394, in check_error\n","stream":"stderr","time":"2018-02-14T19:51:00.219489568Z"}
{"log":"2018-02-14 19:51:00.207 1 ERROR nova.api.openstack.extensions err.raise_mysql_exception(self._data)\n","stream":"stderr","time":"2018-02-14T19:51:00.219494419Z"}
{"log":"2018-02-14 19:51:00.207 1 ERROR nova.api.openstack.extensions File \"/var/lib/kolla/venv/local/lib/python2.7/site-packages/pymysql/err.py\", line 120, in raise_mysql_exception\n","stream":"stderr","time":"2018-02-14T19:51:00.219498777Z"}
{"log":"2018-02-14 19:51:00.207 1 ERROR nova.api.openstack.extensions _check_mysql_exception(errinfo)\n","stream":"stderr","time":"2018-02-14T19:51:00.219503528Z"}
{"log":"2018-02-14 19:51:00.207 1 ERROR nova.api.openstack.extensions File \"/var/lib/kolla/venv/local/lib/python2.7/site-packages/pymysql/err.py\", line 112, in _check_mysql_exception\n","stream":"stderr","time":"2018-02-14T19:51:00.219507912Z"}
{"log":"2018-02-14 19:51:00.207 1 ERROR nova.api.openstack.extensions raise errorclass(errno, errorvalue)\n","stream":"stderr","time":"2018-02-14T19:51:00.219512768Z"}
{"log":"2018-02-14 19:51:00.207 1 ERROR nova.api.openstack.extensions DBReferenceError: (pymysql.err.IntegrityError) (1452, u'Cannot add or update a child row: a foreign key constraint fails (`nova`.`block_device_mapping`, CONSTRAINT `block_device_mapping_instance_uuid_fkey` FOREIGN KEY (`instance_uuid`) REFERENCES `instances` (`uuid`))') [SQL: u'INSERT INTO block_device_mapping (created_at, updated_at, deleted_at, deleted, instance_uuid, source_type, destination_type, guest_format, device_type, disk_bus, boot_index, device_name, delete_on_termination, snapshot_id, volume_id, volume_size, image_id, no_device, connection_info, tag) VALUES (%(created_at)s, %(updated_at)s, %(deleted_at)s, %(deleted)s, %(instance_uuid)s, %(source_type)s, %(destination_type)s, %(guest_format)s, %(device_type)s, %(disk_bus)s, %(boot_index)s, %(device_name)s, %(delete_on_termination)s, %(snapshot_id)s, %(volume_id)s, %(volume_size)s, %(image_id)s, %(no_device)s, %(connection_info)s, %(tag)s)'] [parameters: {'instance_uuid': 'd57ac8a7-b4cf-48f6-9194-cb8bf99ced0d', 'guest_format': None, 'boot_index': 0, 'delete_on_termination': 1, 'volume_id': None, 'no_device': 0, 'connection_info': None, 'created_at': datetime.datetime(2018, 2, 14, 19, 50, 59, 876680), 'snapshot_id': None, 'deleted': 0, 'updated_at': None, 'device_name': None, 'disk_bus': None, 'image_id': u'2d5b23c6-a1d7-43d9-902c-f665e909e174', 'source_type': u'image', 'tag': None, 'device_type': u'disk', 'destination_type': u'local', 'deleted_at': None, 'volume_size': None}]\n","stream":"stderr","time":"2018-02-14T19:51:00.219518196Z"}
{"log":"2018-02-14 19:51:00.207 1 ERROR nova.api.openstack.extensions \n","stream":"stderr","time":"2018-02-14T19:51:00.219533154Z"}
{"log":"2018-02-14 19:51:00.218 1 INFO nova.api.openstack.wsgi [req-6ddb3f12-a9f8-41e6-aaa0-6f85eeda8428 d0afc688d8144eab8c61c8becca55096 bdac9c8d03d7415e87a39ab36aa32b1d - default default] HTTP exception thrown: Unexpected API Error. Please report this at http://bugs.launchpad.net/nova/ and attach the Nova API log if possible.\n","stream":"stderr","time":"2018-02-14T19:51:00.21953796Z"}
{"log":"\u003cclass 'oslo_db.exception.DBReferenceError'\u003e\n","stream":"stderr","time":"2018-02-14T19:51:00.219543459Z"}
{"log":"2018-02-14 19:51:00.220 1 INFO nova.osapi_compute.wsgi.server [req-6ddb3f12-a9f8-41e6-aaa0-6f85eeda8428 d0afc688d8144eab8c61c8becca55096 bdac9c8d03d7415e87a39ab36aa32b1d - default default] 172.17.0.2,10.84.29.32 \"POST /v2/bdac9c8d03d7415e87a39ab36aa32b1d/servers HTTP/1.1\" status: 500 len: 434 time: 1.2977979\n","stream":"stderr","time":"2018-02-14T19:51:00.220997545Z"}
{"log":"2018-02-14 22:59:17.599 1 INFO nova.osapi_compute.wsgi.server [req-f4f40dd1-26c2-47db-9f3d-7490e1d571bc 92389ff9b8584cbaa8dc93af9345995f be36578b7f714c5db08a32a0bd54a85b - default default] 10.84.29.32,10.84.29.32 \"GET /v2/be36578b7f714c5db08a32a0bd54a85b HTTP/1.1\" status: 404 len: 326 time: 0.1411641\n","stream":"stderr","time":"2018-02-14T22:59:17.599840153Z"}
Cannot recreate this issue at this time, please give steps to recreate the issue