This is a submission for DEV's Summer Bug Smash: Smash Stories powered by Sentry.

Investigation

I explored the dashboard, trying to figure out how to get readings from my traffic, which didn't take to long to figure out. I found traces particularly interesting. Why? Because this is where I discovered an actual performance issue.

A trace shows a 4,229ms pageload. Here's what's driving the slowness:

The critical path is sequential and bottlenecked at the server: