Neflix makes this: https://github.com/restify/node-restify
Linux perf command: https://perf.wiki.kernel.org/index.php/Main_Page
- Doesn't show our JS frames
- V8 places symbols JIT
- use
node --perf_basic_prof_only_functions
, woo - Can run in prod, negligble impact on perf
- in v5, coming to v4