A better example might be stack overflow that ran on four(?) boxes for a long while (two sql server s, two iis/dot.net application/web servers). They now have

A better example might be stack overflow that ran on four(?) boxes for a long while (two sql server s, two iis/dot.net application/web servers). They now have a few more bits: https://nickcraver.com/blog/2016/02/17/stack-overflow-the-architecture-2016-edition/ https://nickcraver.com/blog/2016/02/17/stack-overflow-the-ar...