Parallel C False Sharing

In this video we at the basics of

Cache Issues --

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Why is my multi-threaded code slower than my single-threaded code? The answer might be

In this video we look at some benchmarks that show off

In this video we look at why it's important to understand the hardware when programming for performance with a

Your multithreaded code looks perfect. No race conditions. No data corruption. But it still runs way slower than expected.

Explores potential performance degradation of an embarrassingly

False sharing

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Your threads aren't sharing data. But your CPU thinks they are. That's

We will explore a phenomenon called

Huron: Hybrid False Sharing Detection and Repair

This video, "Beyond the Clock Speed: Why CPU Caches and

Watch on Udacity: https://www.udacity.com/course/viewer#!/

Udemy Course: https://cpp.rougeneuron.in This presentation tackles the memory wall , the biggest bottleneck in modern ...

... coherence misses can be divided into those caused by true sharing and those caused by

This video is part of an online course, Intro to

Watch on Udacity: https://www.udacity.com/course/viewer#!/