> But wouldn't those affect a given process at at time? > Does that means that the OOM-killer is woken up to kill process X when those > situations arise on process Y?
Not sure I understand the question. > Also, under what conditions would copy-on-write fail? When you have no memory or swap pages free and you touch a COW page that is currently shared. At that point there is no resource to back to the copy so something must die - either the process doing the copy or something else. Alan