How to rename label within a metric in Prometheus

Question

I have a query:

node_systemd_unit_state{instance=\"server-01\",job=\"node-exporters\",name=\"kubelet.service\",state=\"active\"} 1

I want the l

Answer 1

You can have more than one source label, so:

- source_labels: [__name__, name]
  regex: "node_systemd_unit_state;(.+)"
  target_label: unit_name

If the label name isn't matching up with other metrics/exporters, you should file a bug with them. Relabelling like this should only be a temporary solution while a proper fix is being pursued.