esp-idf/components/esp_event/Kconfig

menu "Event Loop Library"

config EVENT_LOOP_PROFILING
    bool "Enable event loop profiling"
    default n
    help
        Enables collections of statistics in the event loop library such as the number of events posted to/recieved by an event loop, number of   
        callbacks involved, number of events dropped to to a full event loop queue, run time of event handlers, and number of times/run 
        time of each event handler.

endmenu