> As a user, when e.g. my browser does funky stuff like freezing for no reason, my knee-jerk reflex is always strace. I'm currently trying to figure out why th

> As a user, when e.g. my browser does funky stuff like freezing for no reason, my knee-jerk reflex is always strace. I'm currently trying to figure out why the whole Chrome UI started freezing intermittently last two weeks, when scrolling, switching tabs, etc. What you're suggesting is using dtrace (MacOS) and see what's the output around that given time?