Re: Process migration (was: Some very thought-provoking ideas about OS...)

Greg Lindahl (lindahl@cs.virginia.edu)
Mon, 21 Jun 1999 09:50:04 -0400 (EDT)


> This has been suggested many times, but I am going to suggest this
> again. I honestly see this problem as half user space, half kernel
> space. I also see it as a solvable solution.

The Legion distributed OS does it completely at user level. As a
result it has some limitations, but I think it's a cool solution.

> Process migration: You tell the kernel, I want to take this process
> home with me in a file to load on the _SAME_ archetecure, with hopefully
> the same file system, and definitely the _SAME_ OS.

Mosix does this in Linux, Condor does this in Linux, and there is a
set of kernel patches from someone else that does this.

-- g

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