April 2018
Intermediate to advanced
468 pages
14h 34m
English
Content preview from Mastering Kubernetes - Second Edition
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External load balancer
An external load balancer is a load balancer that runs outside the Kubernetes cluster. There must be an external load balancer provider that Kubernetes can interact with to configure the external load balancer with health checks, firewall rules, and to get the external IP address of the load balancer.
The following diagram shows the connection between the load balancer (in the cloud), the Kubernetes API server, and the cluster nodes. The external load balancer has an up-to-date picture of which pods run on which nodes, and it can direct external service traffic to the right pods:
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I'm always learning. So when I got on to O'Reilly, I was like a kid in a candy store. There are playlists. There are answers. There's on-demand training. It's worth its weight in gold, in terms of what it allows me to do.