In the "hub" status, the "probeDiscovery" queue is queueing up.
The discovery_server.log file is filled with the following errors:
20 Aug 2017 21:02:08,368 [main] WARN com.nimsoft.udm.utilities.nimbus.UdmConnectionLookup
- Waiting to obtain UDM database connection properties: (11) command not found,
Received status (11) on response (for sendRcv) for cmd = 'getUdmDatabaseConnection' Retrying...