Yes your first assumptions are correct.
Your explained situation is not correct. It is as follows.
The Grafana Query that i’m using is from the CheckMK-Grafana-Plugin:
When the Process is running it looks like this:
And everything is visualized as it should.
When the process is not running it looks like this:
And the Graph within CheckMK also still exists. with a value of Zero.
In Grafana we get the error “e is undefined”:
And in the queries there is an CheckMK-Plugin Exception: