These are spread over an enormous number of machines. OT, but for truly impressive single machine performance, check out the LMAX FX trading platform, which ca

These are spread over an enormous number of machines. OT, but for truly impressive single machine performance, check out the LMAX FX trading platform, which can handle 6 million orders per second on a single core on commodity hardware.....in Java. [1] [1] http://martinfowler.com/articles/lmax.html http://martinfowler.com/articles/lmax.html