@dysfun @gsuberland "Almost the same" as the second thing, you mean?
I know how to write a virtual memory system which doesn't help because it means i can imagine more than one way for the thing to work :(
@mcc @dysfun @gsuberland The first VMM I wrote, once I had it almost working, crashed during the first stress test. it loaded a workload page over its own code. I'd forgotten to mark the pages it occupied as frozen in physical memory.