"Real time" can mean many different things. And how "fast" and "real time" a desktop feels usually has little to do with the technically real time (or lack of

"Real time" can mean many different things. And how "fast" and "real time" a desktop feels usually has little to do with the technically real time (or lack of thereof) of the kernel. That said, Plan 9 has an interesting implementation of real time capabilities: http://doc.cat-v.org/plan_9/real_time/ http://doc.cat-v.org/plan_9/real_time/