Example:
https://k8s-gubernator.appspot.com/build/istio-prow/e2e-suite-rbac-auth/1558/
https://k8s-gubernator.appspot.com/build/istio-prow/e2e-suite-rbac-auth/1557/

From Doug:
"the ingress metrics one looks like because the service was renamed to "istio-ingressgateway"
from "istio-ingress". whomever did that broke the test

Peter can help debug that"