You can use New Relic’s PHP APM to get transaction traces and fine grained data about what calls are slow. A basic version of New Relic is installed by default on all stratus instances. We can pull data from New Relic for your store upon request.
Your New Relic
If you decide to purchase New Relic or request a free trial from them, please choose the option "Self-Hosted Environment". Once you receive a license key, open up a ticket to support and we can add the key for you. Please make sure that you please give back access to email@example.com. Please note that currently only New Relic APM is supported