Performance analysis tool which makes it easy to use Intel Processor Trace to visualize every function call made leading up to an event of interest with nanosecond precision. I designed and implemented this (along with an intern I mentored) for Jane Street, where it’s been incredibly successful internally, and wrote a…
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Ever since moving from NYC to SF to work at Anthropic I’ve been visiting NYC and working remotely quite often. So I designed myself a travel workstation that lets me get the best of ergonomics and packability.
For a long time when I’ve wanted to test the latency of computers and UIs I’ve used the Is It Snappy app with my iPhone’s high speed camera to count frames between when I press a key and when the screen changes. However the problem with that is it takes a while to find the exact frames you want, which is annoying when…