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

Delta Revision Range Bot Test Suite Test
100.0% 1531810195-1531887020 health-plan-clankium-low-end-phone system_health.memory_mobile memory:chrome:all_processes:reported_by_chrome:skia:effective_size_avg/background_tools/background_tools_gmail
100.0% 1531805561-1531882607 health-plan-clankium-low-end-phone memory.top_10_mobile memory:chrome:all_processes:reported_by_chrome:skia:effective_size_avg/background/after_http_yandex_ru_touchsearch_text_science
100.0% 1531805561-1531882607 health-plan-clankium-low-end-phone memory.top_10_mobile memory:chrome:all_processes:reported_by_chrome:skia:effective_size_avg/background/after_http_www_baidu_com_s_word_google
100.0% 1531828595-1531839489 perf-monochrome-n-phone memory.dual_browser_test memory:chrome:all_processes:reported_by_chrome:skia:effective_size_avg/on_webview/google_tom_hanks
100.0% 1531820294-1531828594 perf-monochrome-n-phone memory.dual_browser_test memory:chrome:all_processes:reported_by_chrome:skia:effective_size_avg/on_webview/google_goog
100.0% 1531820294-1531828594 perf-monochrome-n-phone memory.dual_browser_test memory:chrome:all_processes:reported_by_chrome:skia:effective_size_avg/on_webview/google_weather_94110
100.0% 1531820294-1531828594 perf-monochrome-n-phone memory.dual_browser_test memory:chrome:all_processes:reported_by_chrome:skia:effective_size_avg/on_webview/google_population_of_california
100.0% 1531820294-1531828594 perf-monochrome-n-phone memory.dual_browser_test memory:chrome:all_processes:reported_by_chrome:skia:effective_size_avg/on_webview/google_tip_on_100_bill
100.0% 1531820294-1531828594 perf-monochrome-n-phone memory.dual_browser_test memory:chrome:all_processes:reported_by_chrome:skia:effective_size_avg/on_webview/google_sfo_jfk_flights
100.0% 1531817029-1531828755 health-plan-clankium-phone system_health.memory_mobile memory:chrome:all_processes:reported_by_chrome:skia:effective_size_avg/background_news/background_news_nytimes

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

Delta Revision Range Bot Test Suite Test Bug
3300.9% 1531232479-1531258277 health-plan-webview-low-end-phone system_health.memory_mobile memory:webview:all_processes:reported_by_chrome:gpu:effective_size_avg/browse_shopping/browse_shopping_amazon 863530
2640.0% 1531134507-1531359724 perf-go-webview-phone system_health.memory_mobile memory:webview:all_processes:reported_by_chrome:gpu:effective_size_avg/browse_social/browse_social_tumblr_infinite_scroll 863530
359.3% 575372-575398 linux-perf system_health.memory_desktop memory:chrome:all_processes:reported_by_chrome:skia:effective_size_avg/browse_search/browse_search_google 864497
349.5% 575372-575398 linux-perf loading.desktop timeToFirstContentfulPaint_avg/cold/Kakaku_cold 864496
306.3% 1530653166-1531279570 perf-go-phone-512 system_health.memory_mobile memory:chrome:all_processes:reported_by_chrome:gpu:effective_size_avg/browse_media/browse_media_flickr_infinite_scroll 863530
256.7% 575372-575398 linux-perf system_health.memory_desktop memory:chrome:all_processes:reported_by_chrome:skia:effective_size_avg/browse_social/browse_social_tumblr_infinite_scroll 864497
255.8% 575372-575398 linux-perf system_health.memory_desktop memory:chrome:all_processes:reported_by_chrome:skia:effective_size_avg/load_tools/load_tools_stackoverflow 864497
255.5% 575399-575430 linux-perf loading.desktop timeToFirstContentfulPaint_avg/cold/Sina_cold NONE
250.2% 575372-575398 linux-perf system_health.memory_desktop memory:chrome:all_processes:reported_by_chrome:skia:effective_size_avg/browse_news/browse_news_reddit 864497
231.8% 575372-575398 linux-perf system_health.memory_desktop memory:chrome:all_processes:reported_by_chrome:skia:effective_size_avg/browse_tech/browse_tech_discourse_infinite_scroll 864497