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Telemetry/Quirks: Difference between revisions
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=== Histograms of general interest | === Histograms of general interest === | ||
Oftentimes, Telemetry users need "denominators" for a % calculation: | Oftentimes, Telemetry users need "denominators" for a % calculation: | ||
* To get the # of Firefox sessions from telemetry.mozilla org | * To get the # of Firefox sessions in a data set or from telemetry.mozilla.org, just count the # of entries in any once-per session histogram: SIMPLE_MEASURES_FIRSTPAINT (startup time measurement), STARTUP_CRASH_DETECTED, E10S_AUTOSTART (whether e10s is enabled, recorded at startup), etc | ||
* To get the # of pages visited: look at TOP_LEVEL_CONTENT_DOCUMENTS_DESTROYED or CONTENT_DOCUMENTS_DESTROYED | * To get the # of pages visited: look at TOP_LEVEL_CONTENT_DOCUMENTS_DESTROYED or CONTENT_DOCUMENTS_DESTROYED | ||
* To get an idea of "overall responsiveness" during a session, look at BHR reports or FX_REFRESH_DRIVER_FRAME_DELAY_MS | * To get an idea of "overall responsiveness" during a session, look at BHR reports or FX_REFRESH_DRIVER_FRAME_DELAY_MS | ||