Why is Rails boot so slow on macOS?

About a year ago I noticed various benchmarks such as running specs were running abnormally slow on macOS. Noah Gibbs started some basic investigation 8 but did not come up with anything definitive.Since then I crafted a version of Discourse Bench (used at: https://rubybench.org/ 14) that is there to profile “performance” of local development machines.It is a simple benchmark that measures performance of various tasks you are likely to run into in development:Booting RailsRunning a specVisiting a very common pageCreating a topicConverting text to HTML via our markdown librarySince then I crafted.