During a recent customer engagement, a discussion about Kubernetes `NodeSelectors` came up. There was some confusion about whether and how to use them for a multi-tenant cluster deployment. In the end, we decided to leverage the Kubernetes `PodNodeSelector` admission controller. »
Answering a customer question about why "Allocatable" resources (CPU, MEM) on the Kubelet would not be reduced when he starts pods with QoS guarantees. This is a deep dive in the Kubernetes scheduler... [continue to read] »
Distributed runtime (i.e. Kubernetes) optimization. The idea was mainly about day two operations for distributed systems written for and running on Kubernetes. We were mainly interested in how the platform can optimize the applications (services) it hosts. [continue to read] »