Chrome Performance Dashboard

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

Delta Revision Range Bot Test Suite Test
143.1% 345750-345815 chromium-rel-win7-single blink_perf.canvas upload-video-to-sub-texture
79.3% 345891-345909 android-nexus6 blink_perf.svg FoodLeifLodahl
75.8% 345891-345909 android-nexus6 blink_perf.svg CrawFishGanson
72.8% 345891-345909 android-nexus6 blink_perf.svg WorldIso
64.1% 334865-346445 linux-release blink_perf.bindings typed-array-construct-from-array
56.4% 347229-347256 chromium-rel-win8-dual smoothness.key_desktop_move_cases input_event_latency_discrepancy
54.8% 345891-345909 android-nexus6 blink_perf.svg UnderTheSee
54.1% 345891-345909 android-nexus6 blink_perf.svg HarveyRayner
52.9% 346072-346100 android-one thread_times.key_idle_power_cases thread_total_all_cpu_time_per_second/blank.html
48.6% 345891-345909 android-nexus6 blink_perf.svg AzLizardBenjiPark

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

Delta Revision Range Bot Test Suite Test Bug
115.2% 347247-347266 linux-release smoothness.key_desktop_move_cases input_event_latency_discrepancy 528238
75.7% 346406-346512 chromium-rel-win7-single smoothness.tough_scrolling_cases mean_pixels_approximated 527062
27.9% 347256-347281 linux-release smoothness.top_25_smooth input_event_latency_discrepancy 528234
21.1% 346319-346322 android-nexus6 page_cycler.morejs warm_times/page_load_time 526803
20.2% 346394-346444 android-nexus5 v8.top_25_smooth v8_gc_total_percentage_idle 527866
19.8% 346697-346746 chromium-rel-win7-single session_restore.warm.typical_25 foreground_tab_load_complete 527770
19.7% 334784-346451 chromium-rel-win8-dual blink_perf.bindings id-getter 527054
19.7% 346730-346758 chromium-rel-win7-x64-dual session_restore.warm.typical_25 foreground_tab_load_complete 527445
19.0% 346876-346891 chromium-rel-win7-x64-dual thread_times.tough_scrolling_cases tasks_per_frame_raster 527803
18.6% 346670-346742 android-nexus5 thread_times.tough_scrolling_cases tasks_per_frame_raster 527770

Bugs in the last 7 days

Bug State Status Author Summary
528310 open Assigned pic...@chromium.org 2.8% regression in page_cycler.morejs at 347252:347290
528281 open Assigned pic...@chromium.org 17.8% regression in blink_perf.parser at 347207:347229
528280 open Assigned pic...@chromium.org 2.3% regression in page_cycler.intl_ar_fa_he at 346633:346649
528246 open Assigned pic...@chromium.org 14.3% regression in page_cycler.intl_ko_th_vi at 346684:346820
528242 open Assigned pic...@chromium.org 1.5% regression in memory.memory_health_plan at 346650:346668
528241 open Assigned pic...@chromium.org 10.3% regression in blink_perf.bindings at 346734:346774
528238 open Assigned pic...@chromium.org 115.2% regression in smoothness.key_desktop_move_cases at 347247:347266
528237 open Assigned pic...@chromium.org 1.7% regression in kraken at 347063:347091
528234 open Assigned pic...@chromium.org 27.9% regression in smoothness.top_25_smooth at 347256:347281
528201 open Assigned nyerrami...@chromium.org Perf Dashboard UI distorted
527868 open Assigned pic...@chromium.org 2.1% regression in kraken at 347115:347122
527866 open Assigned pic...@chromium.org 20.2% regression in v8.top_25_smooth at 346394:346444
527813 open Assigned pic...@chromium.org 2.6% regression in page_cycler.tough_layout_cases at 346747:346797
527811 open Assigned pic...@chromium.org 11.1% regression in thread_times.tough_scrolling_cases at 346662:346910
527809 open Assigned pic...@chromium.org 4.2% regression in page_cycler.top_10_mobile at 346421:346507
527808 open Assigned pic...@chromium.org 2.2% regression in smoothness.tough_scrolling_cases at 346846:346852
527806 open Assigned pic...@chromium.org 5.9% regression in page_cycler.basic_oopif at 346730:346758
527804 open Assigned pic...@chromium.org 2.3% regression in page_cycler.top_10_mobile at 346832:346872
527803 open Assigned pic...@chromium.org 19% regression in thread_times.tough_scrolling_cases at 346876:346891
527772 open Assigned pic...@chromium.org 3.2% regression in page_cycler.tough_layout_cases at 346657:346733
527770 open Assigned pic...@chromium.org 18.6% regression in thread_times.tough_scrolling_cases at 346670:346742
527766 open Assigned pic...@chromium.org 2.7% regression in page_cycler.intl_ar_fa_he at 346650:346668
527543 open Untriaged simonha...@chromium.org Fix and re-enable gpu_times.key_mobile_sites_smooth/gpu_rasterization.key_mobile_sites_smooth on Android
527487 open Assigned simonha...@chromium.org 1.1% regression in kraken at 346567:346573
527457 open Assigned simonha...@chromium.org 10.1%-13.8% regression in blink_perf.bindings at 334560:346570
527451 open Assigned simonha...@chromium.org 5.4% regression in session_restore.warm.typical_25 at 346692:346729
527445 open Assigned simonha...@chromium.org 3.5%-11.3% regression in page_cycler_site_isolation.basic_oopif at 346697:346793
527427 open Assigned simonha...@chromium.org oilpan_gc_times.tough_animation_cases failure on chromium.perf on Win XP
527425 open Untriaged simonha...@chromium.org v8.top_25_smooth failure on chromium.perf on Linux
527268 open Assigned komoro...@chromium.org Hang on spellcheck in Inbox
527156 open Untriaged simonha...@chromium.org Fix and re-enable blink_perf.parser on Android
527067 open Assigned simonha...@chromium.org 15.3% regression in v8.top_25_smooth at 346467:346487
527064 open Assigned simonha...@chromium.org 8.5% regression in smoothness.tough_scrolling_cases at 346398:346411
527062 open Assigned simonha...@chromium.org 2%-12.1% regression in smoothness.tough_scrolling_cases at 346421:346439
527055 open Assigned simonha...@chromium.org 2.3%-4.7% regression in page_cycler.morejs at 346459:346521
527054 open Assigned simonha...@chromium.org 19.7% regression in blink_perf.bindings at 334784:346451
526804 closed Fixed rsch...@google.com 15.7% regression in blink_perf.parser at 346345:346350
526803 open Assigned rsch...@google.com 21.1% regression in page_cycler.morejs at 346319:346322
526802 open Assigned rsch...@google.com 3.5% regression in dromaeo.domcoremodify at 346317:346317
526801 open Assigned rsch...@google.com 3.3% regression in smoothness.tough_filters_cases at 346083:346097
526799 open Assigned rsch...@google.com 6% regression in dromaeo.domcoretraverse at 346235:346248
526798 open Assigned rsch...@google.com 11.6% regression in indexeddb_perf at 345589:345655
526793 open Assigned rsch...@google.com 1.1%-4.9% regression in page_cycler.typical_25 at 345333:345633
526792 open Assigned rsch...@google.com 3.7%-7% regression in startup.cold.blank_page at 346039:346066
526183 open Assigned rsch...@google.com No data received for smoothness.gpu_rasterization.key_mobile_sites_smooth from android-nexus9 since 342599
526181 open Assigned rsch...@google.com 311.7% regression in performance_browser_tests at 345843:345865
526180 open Assigned rsch...@google.com 3.2% regression in thread_times.key_idle_power_cases at 345689:345717
526173 open Assigned rsch...@google.com 1.3%-5.6% regression in page_cyclers at 345569:345688