d through the 1.7 release of Istio.</div></aside></div><h3 id=expected-metrics-are-not-being-collected>Expected metrics are not being collected</h3><p>The following procedure helps you diagnose problems where metrics
you are expecting to see reported are not being collected.</p><p>The expected flow for metrics is:</p><ol><li><p>Envoy reports attributes from requests asynchronously to Mixer in a batch.</p></li><li><p>Mixer translates the attributes into instances based on the operator-provided configuration.