I was looking for the answer to "what are the metrics here".

service/donate.md

@@ -798,6 +798,9 @@ that can be used to diagnose performance issues.
 
 See [tpo/web/donate-neo#75](https://gitlab.torproject.org/tpo/web/donate-neo/-/issues/75) for followup on missing metrics.
 
+Also note that the CiviCRM side of things has its own metrics, see the
+[CiviCRM monitoring and metrics documentation](service/crm#monitoring-and-metrics).
+
 ## Tests
 
 To test donations after upgrades or to confirm everything works, see