Code RoomCheckout latency spikes
HardPrep Room Coding #3059

Checkout latency spikes

On-callReliability & on-callSenior–Staff~20 min

Health checks are green and the service looks 'up' on every dashboard, but users report they can't complete a key action like checkout. What's going on and how do you investigate?

What a strong answer looks like

Stop the bleeding first (mitigate), then form hypotheses from real signals. Separate root cause from symptom, communicate status as you go, and close with what prevents a repeat.

0:00 of about 20 min
Which questions mattered is sealed until you submit. Telling you now would just be handing over the edge cases.