Comment on Multi-core scaling: it’s not multi-threadedparentComments−robertgraham13yThe entire point of the post was talk about "lock-free" algorithms where two cores can make forward progress without either having to wait or spin.What systems have mutexes that aren't built like futexes?−javert13yKernels, and probably any kind of parallel user-level runtime like Erlang.
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The entire point of the post was talk about "lock-free" algorithms where two cores can make forward progress without either having to wait or spin.
What systems have mutexes that aren't built like futexes?
Kernels, and probably any kind of parallel user-level runtime like Erlang.