This is an alternative to my post Rust Profiling with Instruments and FlameGraph on OSX: CPU/Time, since XCode disabled exporting of the Time/CPU data from Instruments. Many thanks to this post of BrendanGregg’s that has examples of using DTrace to get the data to feed into his FlameGraph generation scripts, and GolDDranks on Stack Overflow who figured out how to get OSX’s DTrace to find Rust debu