You're right, that's not all they have. 22 is the number of m2.2xlarge nodes they run. There's no mention of how many other nodes they have running. That bei

You're right, that's not all they have. 22 is the number of m2.2xlarge nodes they run. There's no mention of how many other nodes they have running. That being said, given how many toy, no-traffic apps are likely running (for free!) on the platform, I think we can safely assume there's a very high degree of multi-tenancy.