vestigation was the Java version of Acmeair, which simulates an airline reservation system. This application is used in the Performance Regression Patrol of Istio daily builds, but on that setup the microservices have been accessing the external MongoDB directly via their sidecars, without an egress gateway.</p><p>The diagram below illustrates how regression patrol currently runs with Acmeair and Istio:</p><figure style=width:70%><div class=wrapper-with-intrinsic-ratio style=padding-bottom:62.69230769230769