> The most common size for an HA cluster is a two-node cluster, since that is the minimum required to provide redundancy, but many clusters consist of many more, sometimes dozens of nodes.

You clearly don't have an access to a search engine.

[0] https://en.wikipedia.org/wiki/High-availability_cluster#Node...

Why would I look up something someone else replied with in snark, or something I don't really care about?