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

Delta	Revision Range	Bot	Test Suite	Test
92.9%	921113-921121	linux-perf	rendering.desktop	Graphics.Smoothness.PercentDroppedFrames.AllSequences/large_texture_uploads
63.5%	918213-918283	Android Nexus5X WebView Perf	loading.mobile	cpuTimeToFirstContentfulPaint/cold/FlipKart_cold
61.5%	921118-921121	linux-perf	blink_perf.bindings	worker-structured-clone-different-payloads/worker-structured-clone-different-payloads.html
50.6%	918213-918283	Android Nexus5X WebView Perf	loading.mobile	timeToFirstContentfulPaint/cold/FlipKart_cold
50.0%	920564-920567	linux-perf	system_health.common_desktop	console:error:all_avg/load_games/load_games_miniclip_2018
50.0%	920564-920567	linux-perf	system_health.memory_desktop	console:error:all_avg/load_games/load_games_miniclip_2018
47.7%	918213-918283	Android Nexus5X WebView Perf	loading.mobile	timeToFirstContentfulPaint_avg/cold/FlipKart_cold
44.3%	922006-922086	linux-perf	rendering.desktop	thread_total_rendering_cpu_time_per_frame/spielzeugz
43.1%	922006-922086	linux-perf	rendering.desktop	thread_total_rendering_cpu_time_per_frame/text_05000_pixels_per_second
42.1%	922006-922086	linux-perf	rendering.desktop	thread_total_rendering_cpu_time_per_frame/text_hover_10000_pixels_per_second

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

Delta	Revision Range	Bot	Test Suite	Test	Bug
148.2%	921784-922281	Android Nexus5X WebView Perf	blink_perf.css	Document::recalcStyle/ChangeStyleShallowTree.html	1250240
133.5%	921784-922281	Android Nexus5X WebView Perf	blink_perf.css	Document::updateStyle/ChangeStyleShallowTree.html	1250240
106.2%	921784-922281	Android Nexus5X WebView Perf	blink_perf.css	ChangeStyleShallowTree/ChangeStyleShallowTree.html	1250240
100.0%	920478-920484	linux-perf	system_health.common_desktop	console:error:all_avg/load_games/load_games_miniclip_2018	1248707
100.0%	920478-920484	linux-perf	system_health.memory_desktop	console:error:all_avg/load_games/load_games_miniclip_2018	1248708
83.1%	921784-922281	Android Nexus5X WebView Perf	blink_perf.css	LoadMaterializeStarterPage/LoadMaterializeStarterPage.html	1250240
82.4%	921784-922281	Android Nexus5X WebView Perf	blink_perf.bindings	serialize-nested-array/serialize-nested-array.html	1250692
79.5%	921784-922281	Android Nexus5X WebView Perf	blink_perf.css	CustomPropertiesPendingSubstitution/CustomPropertiesPendingSubstitution.html	1250240
77.9%	922433-922484	linux-perf	rendering.desktop	thread_total_rendering_cpu_time_per_frame/spielzeugz	NONE
75.2%	921946-922031	mac-10_12_laptop_low_end-perf	rendering.desktop	Graphics.Smoothness.PercentDroppedFrames.AllSequences/tiny_racing_v3_wasm_2020	1250348