OpenShift
What happens if you ask kubernetes for 1254051 replicas
One of our playgrounds recently had an incident which caused control-plane to go out-of-memory. This article shows how to diagnose and especially how to fix or event prevent this.
Running postgres in kubernetes with hugepages
To run postgres in a container on nodes with huge pages enabled requires you to configure the container accordingly. This post shows how to do this on kubernetes/openshift.