Rancher can run in any Kubernetes cluster. Getting Kubernetes (etcd in particular) to happily run across three datacenters might be an interesting task. You’d need to keep the datastore latency down, so they would probably need to be pretty close to each other.
c
careful-piano-35019
11/17/2022, 1:35 PM
to use AWS terminology, three zones (which are generally 3 different buildings) is ok, 3 regions (totally different regions) is not
careful-piano-35019
11/17/2022, 1:36 PM
3 different datacenters in the same geographical area with direct fiber connectivity is in the grey/maybe area in my opinion