Follow

Me: OK, I optimized the hell out of this function using SIMD intrinsics and it should now be a lot faster than it was. Yay!

Computer: Great work, you beautiful genius! What a shame it is that you didn't actually profile the code before optimizing it, so you didn't notice the code is not CPU bound but memory bound. Your "optimized" code will give you a perf increase of approximately 0%

Me: Fuck

Sign in to participate in the conversation
Mastodon for Tech Folks

This Mastodon instance is for people interested in technology. Discussions aren't limited to technology, because tech folks shouldn't be limited to technology either! We adhere to an adapted version of the TootCat Code of Conduct and have documented a list of blocked instances. Ash is the admin and is supported by Fuzzface, Brian!, and Daniel Glus as moderators. Hosting costs are largely covered by our generous supporters on Patreon – thanks for all the help!