Scaling Kubernetes to Over 4k Nodes and 200k Pods
Unlike Apache Mesos, which can scale up to 10,000 nodes out of the box, scaling Kubernetes is challenging. Kubernetes’ scalability is not just limited to the number of nodes and pods, but several aspects like the number of resources created, the number of containers per pod, the total number of services, and the pod deployment throughput. This post describes some challenges we faced when scaling and how we solved them.