Startup Time Report ¹

Notes

• This report is for comparing the base commit (9d4553a) and the CI merge commit (371b303)
• Please check below reports for each individual commit to find more details (Perfetto traces, histograms, detailed measurements)
  • 9d4553a: https://storage.googleapis.com/firebase-sdk-metric-reports/Rlf15IqWfP/index.html
  • 371b303: https://storage.googleapis.com/firebase-sdk-metric-reports/NwX49d3IT0/index.html

Startup Times

• fire-fst

  Device	Statistics	Distributions
  oriole-32	Percentile 9d4553a 371b303 Diff Significant (?) p10 283 ±22 μs 276 ±16 μs -7.44 μs (-2.6%) NO p25 296 ±28 μs 286 ±18 μs -9.53 μs (-3.2%) NO p50 325 ±51 μs 309 ±27 μs -16.3 μs (-5.0%) NO p75 389 ±79 μs 374 ±72 μs -14.8 μs (-3.8%) NO p90 468 ±135 μs 447 ±103 μs -21.4 μs (-4.6%) NO 20 test runs in comparison Commit Test Runs 9d4553a 2025-09-15_18:28:48.658397_czIs 2025-09-15_18:28:48.658434_ZTmf 2025-09-15_18:28:48.658444_JDFc 2025-09-15_18:28:48.658452_uoyL 2025-09-15_18:28:48.658465_MVLp 2025-09-15_18:28:48.658478_HMLS 2025-09-15_18:28:48.658485_LTyb 2025-09-15_18:28:48.658492_Zmac 2025-09-15_18:28:48.658498_KWpN 2025-09-15_18:28:48.658505_Eyeb 371b303 2025-09-15_21:40:10.451690_fYnp 2025-09-15_21:40:10.451729_pfVO 2025-09-15_21:40:10.451740_ecAg 2025-09-15_21:40:10.451748_kFLv 2025-09-15_21:40:10.451756_EIqD 2025-09-15_21:40:10.451774_Mflj 2025-09-15_21:40:10.451782_ZfrX 2025-09-15_21:40:10.451790_EwXl 2025-09-15_21:40:10.451797_Leds 2025-09-15_21:40:10.451804_bYPt
  redfin-30	Percentile 9d4553a 371b303 Diff Significant (?) p10 499 ±17 μs 499 ±32 μs +104 ns (+0.0%) NO p25 515 ±21 μs 516 ±35 μs +1.48 μs (+0.3%) NO p50 535 ±28 μs 538 ±43 μs +3.60 μs (+0.7%) NO p75 566 ±42 μs 571 ±55 μs +4.54 μs (+0.8%) NO p90 612 ±79 μs 634 ±99 μs +22.5 μs (+3.7%) NO 20 test runs in comparison Commit Test Runs 9d4553a 2025-09-15_18:28:48.658397_czIs 2025-09-15_18:28:48.658434_ZTmf 2025-09-15_18:28:48.658444_JDFc 2025-09-15_18:28:48.658452_uoyL 2025-09-15_18:28:48.658465_MVLp 2025-09-15_18:28:48.658478_HMLS 2025-09-15_18:28:48.658485_LTyb 2025-09-15_18:28:48.658492_Zmac 2025-09-15_18:28:48.658498_KWpN 2025-09-15_18:28:48.658505_Eyeb 371b303 2025-09-15_21:40:10.451690_fYnp 2025-09-15_21:40:10.451729_pfVO 2025-09-15_21:40:10.451740_ecAg 2025-09-15_21:40:10.451748_kFLv 2025-09-15_21:40:10.451756_EIqD 2025-09-15_21:40:10.451774_Mflj 2025-09-15_21:40:10.451782_ZfrX 2025-09-15_21:40:10.451790_EwXl 2025-09-15_21:40:10.451797_Leds 2025-09-15_21:40:10.451804_bYPt

• timeToInitialDisplay

  Device	Statistics	Distributions
  oriole-32	Percentile 9d4553a 371b303 Diff Significant (?) p10 203 ±4 ms 207 ±5 ms +3.92 ms (+1.9%) NO p25 209 ±4 ms 214 ±6 ms +4.10 ms (+2.0%) NO p50 217 ±5 ms 220 ±6 ms +3.85 ms (+1.8%) NO p75 225 ±6 ms 228 ±6 ms +3.55 ms (+1.6%) NO p90 232 ±8 ms 238 ±7 ms +5.84 ms (+2.5%) NO 20 test runs in comparison Commit Test Runs 9d4553a 2025-09-15_18:28:48.658397_czIs 2025-09-15_18:28:48.658434_ZTmf 2025-09-15_18:28:48.658444_JDFc 2025-09-15_18:28:48.658452_uoyL 2025-09-15_18:28:48.658465_MVLp 2025-09-15_18:28:48.658478_HMLS 2025-09-15_18:28:48.658485_LTyb 2025-09-15_18:28:48.658492_Zmac 2025-09-15_18:28:48.658498_KWpN 2025-09-15_18:28:48.658505_Eyeb 371b303 2025-09-15_21:40:10.451690_fYnp 2025-09-15_21:40:10.451729_pfVO 2025-09-15_21:40:10.451740_ecAg 2025-09-15_21:40:10.451748_kFLv 2025-09-15_21:40:10.451756_EIqD 2025-09-15_21:40:10.451774_Mflj 2025-09-15_21:40:10.451782_ZfrX 2025-09-15_21:40:10.451790_EwXl 2025-09-15_21:40:10.451797_Leds 2025-09-15_21:40:10.451804_bYPt
  redfin-30	Percentile 9d4553a 371b303 Diff Significant (?) p10 228 ±4 ms 252 ±4 ms +24.3 ms (+10.6%) YES p25 233 ±4 ms 259 ±3 ms +25.1 ms (+10.8%) YES p50 241 ±4 ms 266 ±3 ms +24.8 ms (+10.3%) YES p75 248 ±4 ms 276 ±5 ms +27.3 ms (+11.0%) YES p90 259 ±7 ms 291 ±8 ms +31.9 ms (+12.3%) MAYBE 20 test runs in comparison Commit Test Runs 9d4553a 2025-09-15_18:28:48.658397_czIs 2025-09-15_18:28:48.658434_ZTmf 2025-09-15_18:28:48.658444_JDFc 2025-09-15_18:28:48.658452_uoyL 2025-09-15_18:28:48.658465_MVLp 2025-09-15_18:28:48.658478_HMLS 2025-09-15_18:28:48.658485_LTyb 2025-09-15_18:28:48.658492_Zmac 2025-09-15_18:28:48.658498_KWpN 2025-09-15_18:28:48.658505_Eyeb 371b303 2025-09-15_21:40:10.451690_fYnp 2025-09-15_21:40:10.451729_pfVO 2025-09-15_21:40:10.451740_ecAg 2025-09-15_21:40:10.451748_kFLv 2025-09-15_21