Monitoring > Requests Profilesadmin page (highlighted in a blue in the image below).
Pass the header
X-Profile-Token: <token> to the request you want to profile. You can use any of these tools
Once request is finished (which will take a little longer than usual), you can view the profiling output from
Monitoring > Requests Profiles admin page.
Profiling output will be cleared out every day via a Sidekiq worker.