Flags</strong>: Additional details about the response or connection from proxy.
In case of Envoy, see <code>%RESPONSE_FLAGS%</code> in <a href=https://www.envoyproxy.io/docs/envoy/latest/configuration/observability/access_log/usage#config-access-log-format-response-flags>Envoy Access Log</a>
for more detail.</p></li><li><p><strong>Canonical Service</strong>: A workload belongs to exactly one canonical service, whereas it can belong to multiple services.
A canonical service has a name and a revision so it re