Grafana Alloy service down critical
Alloy on (instance {{ $labels.instance }}) is not responding or has stopped running.
>>>
count by (instance) (
) unless count by (instance) (
offset 2m)
The query counts each instance that has the alloy_build_info metric right now unless the same instance also had that metric 2 minutes ago. Thus, if an instance stops reporting alloy_build_info for at least 2 minutes, it will appear in the result and fire the alert.
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