Here are the papers we've read:
Now, identify those systems that might be considered intellectual descendents of UNIX and provide a sentence or two explanation of why you think they might be considered descendents.
Compare and contrast a multikernel (Barrelfish), clustered object (Tornado), and a hypervisor-based approach to scaling on multiple processing elements (DISCO). Discuss the key abstractions used in each, how those abstractions are like/unlike those in the other systems, and whether there are fundamental differences or merely implementation differences among them.