> > Plan 9 makes it easy via 9p, its file system/resource sharing
> > protocol. In plan 9, things like graphics and network drivers export a
> > 9p interface (a filetree). Furthermore, 9p is network transparent
> > which means accesses to remote resources look exactly like accesses to
> > local resources, and this is the main trick - processes do not care
> > whether the file they are interested in is being served by the kernel,
> > a userspace process, or a machine half way across the world.

>
> All very true. And it sure does provide enormous benefits on distributed
> memory architectures. But do you know of any part that would be
> beneficial for highly-SMP systems?


do you have some reason to believe that 9p (or just read and write)
is not effective on such a machine?

since scheduling would be the main shared resource, do you think
it would be the limiting factor?

- erik