51+, Windows only
The graphs below do not line up, date-wise, with the graphs above.
- Spinner counts, durations are from FX_TAB_SWITCH_SPINNER_VISIBLE_MS
- Switch counts, durations are from FX_TAB_SWITCH_TOTAL_E10S_MS
- Only clients with e10s on are considered
- These plots start at Nightly 51 and continue to present day, on Nightly
- The severity percentages represent how many users fell into that bucket as their worst spinner