Filter out instances that are no longer active?

We have instances that are running the node exporter that come and go via autoscaling but their metrics remain up in Grafana for days after leaving us with a ton of instances that are unnecessary. Is there a simple way to filter out instances that are no longer running/up in the dashboard only?

Hi @garretcoffman and welcome to the forum :wave:

I think what you are looking for is the up{} time series that Prometheus automatically generates:

Here is a simple starting place. Note that I am returning only the instant and not a range:

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