On Mon, 23 Oct 2023, James Jun wrote:
"2N" generally means you're connected to completely different UPS system/complex and corresponding distribution systems for each of your circuit. This is ideal configuration for most critical loads.
If you are in a single facility, even one with 2N+2 backups, redundancy, diversity, etc., it still has shared fate. Clouds with regions and zones on campuses in Eastern Virginia seem to come up with new and exciting ways to fail :-)
https://en.wikipedia.org/wiki/Chaos_engineering
