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Programming like it’s 1975

Some tips about getting optimal performance from modern hardware and operating systems. Author argues that application programmer has no way of knowing if the memory in RAM or cached out to disc, so it’s best to not to interfere with kernel. The other smart point is using worker threads in “most recently busy” fashion – a bit counterintuitive but makes perfect sense.
Edit: A discussion on hackernews raises several points when it comes to memory management. It’s getting increasingly rare to find a technical discussion there, this one seems better.

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