O'Reilly logo

The DevOps 2.2 Toolkit by Viktor Farcic

Stay ahead with the world's most comprehensive technology and business learning platform.

With Safari, you learn the way you learn best. Get unlimited access to videos, live online training, learning paths, books, tutorials, and more.

Start Free Trial

No credit card required

Request flow

When a user (or an external client) sends a request to one of our services, that request is first captured by the Ingress network. Every port published by a service results in that port being open in Ingress. Since the network's scope is global, a request can be sent to any of the nodes. When captured, Ingress will evaluate the request and forward it to one of the replicas of a service that published the same port. While doing so, Ingress network performs round-robin load balancing thus guaranteeing that all replicas receive (more or less) the same number of requests.

Overlay network (Ingress being a flavor of it), is not only in charge of forwarding requests to a service that publishes the same port as the request, but is also ...

With Safari, you learn the way you learn best. Get unlimited access to videos, live online training, learning paths, books, interactive tutorials, and more.

Start Free Trial

No credit card required