Is it possible and worth upgrading the etcd database without upgrading the Kubernetes version?

Question

Amazon Web Services

Hello friends,

does it make sense and is it possible to upgrade the etcd database of the Kubernetes cluster in aws, from version 2 to 3?

all the best,
Vadim

Answer 1

If you have k8s v1.5.1 and higher, then of course update. Only read the man page for updating etcd before updating, and of course data backup