[erlang-questions] "processor affinity" for processes
Thu Jan 17 18:03:57 CET 2008
> but what if I want to run two Erlang nodes on on dual CPU machine?
> Will commands bellow work?
> ~/Desktop/tmp% erl -sname cpu1 +S 1
> ~/Desktop/tmp% erl -sname cpu2 +S 1
> Will each of them grab it's own CPU, or this will be left to the
> mercy of
They will be left at the mercy of the OS. In reality, that's probably
better. The OS knows a whole lot more about what else is running on
the machine than Erlang does, and its scheduler is a much better place
to put things like cache-locality checking than in every program.
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