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by bnoordhuis
5420 days ago
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> Isn't Node.js single threaded ? Yes (for now, we might take up V8 isolates). > Would it not under-perform , say compared to Erlang or Netty, in a multi-core CPU. No. You can spin up multiple processes and handle the load with (for example) cluster[1]. [1] http://learnboost.github.com/cluster/ |
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Which is what I speculate they're doing, as they say they're running just four instances. Probably, they have servers capable of running 4 threads at the same time.