An agent is collecting data and working fine but for any reason the Foglight Agent Manager cannot deliver that data to the FMS.
How to get an alarm for this use case?
There is a rule called "Idle Agents" which is disabled by default. The rule purpose is:
"This rule checks periodically whether there are idle agents. An agent is considered idle if it's running but there's no associated data being seen by the server for the idle agent."
The reason why the rule is disabled is that it will fire alarms also for agents which are idle from time to time by default. For example the LogFilter agent is only collecting and delivering data if it finds a match in the monitored log file, if not the agent stays idle.
To avoid such false alarms have a look at solution sol60038
To enable the rule "Idle Agents" do the following: