This host-level alert is triggered if the Hive Metastore process cannot be determined
to be up and listening on the network for the configured critical threshold, given in
seconds. It uses the Nagios check_tcp
plugin.
The Hive Metastore service is down.
The database used by the Hive Metastore is down.
The Hive Metastore host is not reachable over the network.