Comment on Ask HN: Why hasn't the JavaScript event loop model scaled horizontally?parentComments−wkylegOP1yNobody really uses multithreading for node. I mean I'm some projects do (maybe pnpm?) but the threading support isn't great and the event loop performs well.−pier251yAlmost everyone running Node in a machine with multiple cores is using multithreading.Node is multithreaded by default. I believe the default setting is using 4 threads. Most of Node is written in C++.The JS code written by end users is single threaded (most of it at least) but IO etc is all executed with libuv.https://docs.libuv.org/en/v1.x/threadpool.html#threadpool
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Nobody really uses multithreading for node. I mean I'm some projects do (maybe pnpm?) but the threading support isn't great and the event loop performs well.
Almost everyone running Node in a machine with multiple cores is using multithreading.
Node is multithreaded by default. I believe the default setting is using 4 threads. Most of Node is written in C++.
The JS code written by end users is single threaded (most of it at least) but IO etc is all executed with libuv.
https://docs.libuv.org/en/v1.x/threadpool.html#threadpool