><td>Alpha</td></tr><tr><td>Kubernetes Multi-Cluster Service (MCS) Discovery</td><td>Experimental</td></tr></table><h3 id=observability>可观察性</h3><table><tr><th>Feature</th><th>Phase</th></tr><tr><td><a href=/v1.17/docs/tasks/observability/metrics/querying-metrics/>Prometheus Integration</a></td><td>Stable</td></tr><tr><td><a href=/v1.17/docs/tasks/observability/metrics/using-istio-dashboard/>Service Dashboard in Grafana</a></td><td>Stable</td></tr><tr><td><a href=/v1.17/docs/tasks/observability/dist