A highly available Kubernetes cluster ensures your applications run without outages which is required for production. Keepalived provides a VRPP implementation and allows you to configure Linux machines for load balancing, preventing single points of failure. HAProxy, providing reliable, high performance load balancing, works perfectly with Keepalived. HAproxy Configuration: The configuration of HAproxy is exactly the same on the two machines for load balancing. Keepalived Configuration: Keepalived must be installed on both machines while the configuration of them is slightly different.