Istio watches fail periodically

[bzurkowski]

13:26:54 probe.1 | 2020-03-26 13:26:54,441 - orca.topology.probe - INFO - Finished sync for entity: kubernetes/config_map
13:27:12 probe.1 | Unhandled exception
13:27:12 probe.1 | Traceback (most recent call last):
13:27:12 probe.1 |   File "/usr/local/lib/python3.7/site-packages/cotyledon/_utils.py", line 95, in exit_on_exception
13:27:12 probe.1 |     yield
13:27:12 probe.1 |   File "/usr/local/lib/python3.7/site-packages/cotyledon/_service.py", line 139, in _run
13:27:12 probe.1 |     self.run()
13:27:12 probe.1 |   File "/usr/local/lib/python3.7/site-packages/orca/topology/probe.py", line 46, in run
13:27:12 probe.1 |     probe.run()
13:27:12 probe.1 |   File "/usr/local/lib/python3.7/site-packages/orca/topology/probe.py", line 124, in run
13:27:12 probe.1 |     self._upstream_proxy.get_events(handler=self)
13:27:12 probe.1 |   File "/usr/local/lib/python3.7/site-packages/orca/topology/infra/k8s/upstream.py", line 35, in get_events
13:27:12 probe.1 |     raise Exception("Unknown event type '%s': %s" % (event_type, event_object))
13:27:12 probe.1 | Exception: Unknown event type 'ERROR': {'kind': 'Status', 'apiVersion': 'v1', 'metadata': {}, 'status': 'Failure', 'message': 'too old resource version: 831952 (1701327)', 'reason': 'Gone', 'code': 410}