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OutOfLine – A Memory-Locality Pattern for High Performance C++ -- Patrick Moran

By PMoranDev | Aug 17, 2018 12:39 PM | Tags: performance

A description and implementation of a tradeoff for improving memory locality in fast-path code.

OutOfLine – A Memory-Locality Pattern for High Performance C++

By Patrick Moran

From the article:

OutOfLine is a tool that you can use to keep RAII, and move your cold members completely outside your object with zero space overhead.

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ricab said on Aug 20, 2018 07:18 AM:

Interesting, but the article should mention that the time to access the cold_data becomes O(lgn) instead of O(1), where each of the O(lgn) hops is a potential cache miss.