Cache line padding

As cited in the book

Cache line padding.

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Dissecting the Disruptor: Why it's so fast (part two) - Magic cache line padding · Trisha Gee

We mention the phrase Mechanical Sympathy quite a lot, in fact it’s even Martin’s blog title. It’s about understanding how the underlying hardware operates and programming in a way that works with that, not against it. We get a number of comments and questions about the mysterious cache line padding in the RingBuffer, and I referred to it in the last post. Since this lends itself to pretty p…

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