Comment by cmckn
Another nit here: https://canine.gitbook.io/canine.sh/technical-details/kubern...
I know this is just a general description, but “10,000 servers” —> Kubernetes actually only claims support up to 5,000 nodes: https://kubernetes.io/docs/setup/best-practices/cluster-larg...
Plenty of larger clusters exist, but this usually requires extensive tuning (such as entirely replacing the API registry). And obviously the specific workload plays a large role. Kubernetes is actually quite far from supporting larger clusters out of the box, though most releases include some work in that direction.
Ah yeah I could be wrong. In my early days at Airbnb, I recall someone doing an internal test to prove it could scale to 10k servers, but this was back in 2016 and I wasn't the one doing the test.
I'll walk that back