rmance regression patrol environment"><img class=element-to-stretch src=/v1.1/blog/2019/egress-performance/./acmeair_regpatrol3.png alt="Acmeair benchmark in the Istio performance regression patrol environment"></a></div><figcaption>Acmeair benchmark in the Istio performance regression patrol environment</figcaption></figure><p>Another difference is that the application communicates with the external DB with plain MongoDB protocol. The first change made for this study was to establish a TLS communication be