Chrome Performance Dashboard

Top 10 improvements in the last 7 days for Chromium Perf Sheriff

Delta Revision Range Bot Test Suite Test
241.5% 330551-330592 android-nexus9 blink_perf.layout flexbox-lots-of-data
195.3% 315043-330098 chromium-rel-win7-gpu-ati blink_perf.canvas drawimage-not-pixelaligned
185.8% 330551-330592 android-nexus9 dromaeo.jslibstylejquery jslib
177.1% 330551-330592 android-nexus9 blink_perf.layout flexbox-with-stretch-layout
175.2% 330551-330592 android-nexus9 blink_perf.layout flexbox-column-wrap
174.8% 330551-330592 android-nexus9 dromaeo.jslibstyleprototype jslib
170.2% 330551-330592 android-nexus9 blink_perf.layout flexbox-row-wrap
166.9% 330551-330592 android-nexus9 blink_perf.layout fixed-grid-lots-of-stretched-data
164.7% 330551-330592 android-nexus9 dromaeo.jslibattrjquery jslib
164.6% 330315-330321 android-nexus7v2 blink_perf.bindings dom-attribute-on-prototoype

Top 10 regressions in the last 7 days for Chromium Perf Sheriff

Delta Revision Range Bot Test Suite Test Bug
713.8% 330311-330314 android-nexus5 thread_times.key_idle_power_cases tasks_per_second_total_all 489187
684.2% 330310-330312 android-nexus7v2 thread_times.key_idle_power_cases tasks_per_second_total_all NONE
605.1% 330310-330312 android-one thread_times.key_idle_power_cases tasks_per_second_total_all 489187
414.5% 330309-330311 android-nexus4 thread_times.key_idle_power_cases tasks_per_second_total_all 489323
370.2% 330311-330314 android-nexus9 thread_times.key_idle_power_cases tasks_per_second_total_all 489187
330.5% 331037-331047 chromium-rel-mac9 smoothness.tough_scrolling_cases mean_pixels_approximated 491204
321.5% 330310-330312 android-nexus7v2 indexeddb_perf vm_private_dirty_final_renderer 489187
298.2% 330311-330314 android-nexus5 indexeddb_perf vm_private_dirty_final_renderer 489187
292.0% 330309-330311 android-nexus4 indexeddb_perf vm_private_dirty_final_renderer 489187
270.3% 331022-331037 chromium-rel-win7-gpu-ati performance_browser_tests CastV2Performance_gpu_30fps_bad/video_jitter 491204

Bugs in the last 7 days

Bug State Status Author Summary
491425 open Assigned briander...@chromium.org 4.1% improvement in angle_perftests at 331022:331037
491384 open Assigned briander...@chromium.org 11.8%-19.1% improvement in blink_perf.layout at 331013:331040
491304 open Assigned simonha...@chromium.org 1% regression in kraken at 330984:331021
491204 open Assigned simonha...@chromium.org 1.5%-270.3% regression in performance_browser_tests at 331022:331040
491112 open Assigned hlun...@google.com A zero-to-nonzero to 1.4% regression in webrtc_perf_tests at 9245:9245
490980 open Assigned eakuef...@chromium.org 11.9% regression in thread_times.key_silk_cases at 330808:330867
490979 open Assigned eakuef...@chromium.org 21.3% regression in blink_perf.svg at 330602:330646
490978 open Assigned eakuef...@chromium.org 0.4% regression in sizes at 1432085078:1432086256
490976 open Assigned eakuef...@chromium.org 6.4%-11.8% regression in session_restore.cold.typical_25 at 330383:330431
490975 open Assigned eakuef...@chromium.org 1.9% regression in page_cycler.intl_ar_fa_he at 330383:330431
490974 open Assigned eakuef...@chromium.org 1%-31% regression in page_cycler.intl_es_fr_pt-BR at 330309:330370
490972 open Assigned eakuef...@chromium.org 21.8% regression in page_cycler.intl_es_fr_pt-BR at 330315:330318
490971 open Assigned eakuef...@chromium.org 15.4% regression in memory.mobile_memory at 330305:330305
490970 open Assigned eakuef...@chromium.org 235% regression in performance_browser_tests at 330262:330282
490966 open Assigned eakuef...@chromium.org 46.4% regression in blink_perf.animation at 330777:330780
490962 open Assigned eakuef...@chromium.org 15.1% regression in dromaeo.domcoreattr at 330734:330761
490906 open Assigned eakuef...@chromium.org 7% regression in smoothness.polymer at 330762:330807
490892 open Assigned eakuef...@google.com 2.2% regression in page_cycler.intl_hi_ru at 330734:330761
490793 open Assigned eakuef...@chromium.org 2.7%-17.3% regression in dromaeo.jslibeventjquery at 330309:330314
490789 open Assigned eakuef...@chromium.org 4.3%-43.4% regression in thread_times.key_mobile_sites_smooth at 330553:330599
490771 open Assigned eakuef...@chromium.org 10.2%-22.6% regression in blink_perf.layout at 330553:330599
490770 open Assigned eakuef...@chromium.org 15.8%-21.7% regression in v8.top_25_smooth at 330748:330780
490756 open Assigned eakuef...@chromium.org 11.7%-26.7% regression in blink_perf.parser at 327910:330001
490376 open Assigned eakuef...@google.com 26.4%-36.9% regression in page_cycler.intl_ko_th_vi at 329898:329945
490359 open Assigned eakuef...@google.com 52.1% regression in dromaeo.domcorequery at 329898:329949
490357 open Assigned eakuef...@google.com 313.2% regression in smoothness.tough_path_rendering_cases at 328943:328978
490356 open Assigned eakuef...@google.com 22.4%-50% regression in blink_perf.svg at 329898:329949
490304 open Assigned jdd...@google.com 6.2% regression in power.gpu_rasterization.typical_10_mobile at 329932:329987
490286 open Assigned eakuef...@chromium.org 11.2%-24.6% regression in blink_perf.events at 330367:330601
490283 open Assigned eakuef...@chromium.org 89.3% regression in cc_perftests at 329946:330015
490130 open Untriaged sulli...@chromium.org service_worker tests failing on all platforms
489949 open Started rohi...@chromium.org SNB Freon: resume time regressed by 300%
489763 open Assigned hpa...@google.com 10.2% regression in octane at 328970:329019
489760 open Assigned primi...@google.com 414.6% regression in performance_browser_tests at 330262:330282
489214 closed Fixed primi...@chromium.org Mac power.top_25 failure on chromium.perf
489213 open Assigned skyos...@chromium.org 34% regression in page_cycler.top_10_mobile at 329898:329945
489208 open Assigned skyos...@chromium.org 10.9% regression in page_cycler.morejs at 329823:329838
489207 open Assigned skyos...@chromium.org 5% regression in performance_browser_tests at 329980:330006
489198 closed Fixed primi...@chromium.org Windows perf bots failing with "Unrecognized arch machine" in nacl gclient hooks
489184 open Assigned skyos...@chromium.org 31.4% regression in smoothness.top_25_smooth at 328989:329011