Hardest thing I ever had to profile had to do with accessing Postgres from Python. I needed the cold-start time. I ended up kinda fuzzing it to find an estima

Hardest thing I ever had to profile had to do with accessing Postgres from Python. I needed the cold-start time. I ended up kinda fuzzing it to find an estimate. Filled a table with proper data and accessed random keys to find an average. Even then some optimization occurred.