At my company we changed the interaction between two daemons by calling a command line script instead. It caused a 300ms delay in every single AJAX call and bro

At my company we changed the interaction between two daemons by calling a command line script instead. It caused a 300ms delay in every single AJAX call and broke a dozens of end-to-end tests. I just tried with Python 2.7 and 3.6 and the hello world startup time is 100ms which is awful lot.