Messages in this thread | | | From | (Alan Cox) | Subject | Re: CPU Management for Linux? | Date | Mon, 22 Mar 1999 13:14:21 +0000 (GMT) |
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> I'm sure it won't be long until we'll see servers which have CPUs > that could be removed or added while running. (And, yes - these > machines are already there, but all these are really BigIrons from > Sun, SGI, IBM etc.)
Also memory, and everything else.
> Therefore I think Linux should be capable of dealing with CPUs being added > or removed during normal business. YMMV, opinions?
A long time ago Linus & I joked about "insmod smp".
Adding and removing CPU's from a scheduler point of view isnt too horrific. You can force a CPU to not be running a task (eg send it an inter processor interrupt). When you add a CPU you need to clone it an idle thread and a stack.
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