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

Delta Revision Range Bot Test Suite Test
97.1% 519407-519496 chromium-rel-win7-gpu-intel system_health.common_desktop total:500ms_window:renderer_eqt_max/load_chrome/load_chrome_blank
91.8% 519315-519406 chromium-rel-win7-gpu-intel system_health.common_desktop total:500ms_window:renderer_eqt_max/load_games/load_games_miniclip
91.2% 521426-521527 chromium-rel-win7-gpu-ati blink_perf.canvas createImageBitmapFromImageData
90.4% 521469-521597 android-nexus6 blink_perf.canvas createImageBitmapFromImageData
88.2% 521445-521536 chromium-rel-win7-gpu-nvidia blink_perf.canvas createImageBitmapFromImageData
87.2% 521402-521486 android-nexus5 blink_perf.canvas createImageBitmapFromImageData
82.9% 521681-521743 chromium-rel-win7-dual smoothness.top_25_smooth first_gesture_scroll_update_latency/http___techcrunch.com
79.6% 521421-521495 android-webview-nexus6 blink_perf.canvas createImageBitmapFromImageData
78.7% 521473-521543 android-nexus5X blink_perf.canvas createImageBitmapFromImageData
78.5% 521430-521481 android-webview-nexus5X blink_perf.canvas createImageBitmapFromImageData

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

Delta Revision Range Bot Test Suite Test Bug
1548.8% 517074-517429 android-one system_health.memory_mobile memory:chrome:all_processes:reported_by_chrome:skia:effective_size_avg/browse_social/browse_social_tumblr_infinite_scroll 788375
1024.7% 521700-521782 linux-release scheduler.tough_scheduling_cases mean_input_event_latency/sync_scroll_offset.html 792930
554.2% 521671-521715 chromium-rel-win7-gpu-intel scheduler.tough_scheduling_cases mean_input_event_latency/sync_scroll_offset.html 792930
435.5% 521669-521710 chromium-rel-win7-gpu-nvidia scheduler.tough_scheduling_cases mean_input_event_latency/sync_scroll_offset.html 792930
395.3% 521693-521766 chromium-rel-win7-gpu-ati scheduler.tough_scheduling_cases mean_input_event_latency/sync_scroll_offset.html 792930
306.1% 521699-521790 chromium-rel-win8-dual scheduler.tough_scheduling_cases mean_input_event_latency/sync_scroll_offset.html 792930
251.0% 521681-521743 chromium-rel-win7-dual scheduler.tough_scheduling_cases mean_input_event_latency/sync_scroll_offset.html 792930
250.0% 521672-521723 chromium-rel-win7-x64-dual scheduler.tough_scheduling_cases mean_input_event_latency/sync_scroll_offset.html 792930
156.5% 521234-521272 chromium-rel-mac11 blink_perf.parser html-parser 792091
149.6% 521690-521769 chromium-rel-win10 scheduler.tough_scheduling_cases mean_input_event_latency/sync_scroll_offset.html 792930