But their post unix, multi-machine, massively parallel, data-centered operating systems are built using unix building blocks... If you really want to play with

But their post unix, multi-machine, massively parallel, data-centered operating systems are built using unix building blocks... If you really want to play with a cloud OS, you can find all the parts out there. But wiring them together is not trivial. places to start: http://hadoop.apache.org http://hadoop.apache.org http://www.cfengine.org/ http://www.cfengine.org/