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9.7% regression in rasterize_and_record_micro.top_25 at 544515:544616

Project Member Reported by chiniforooshan@chromium.org, Mar 22 2018 
See the link to graphs below.
Project Member

Comment 1 by 42576172...@developer.gserviceaccount.com, Mar 22 2018 

All graphs for this bug:
  https://chromeperf.appspot.com/group_report?bug_id=824984

(For debugging:) Original alerts at time of bug-filing:
  https://chromeperf.appspot.com/group_report?sid=94588967a2c4015daf36f1a561444333dbf2bf05d0745ecd09951ddc7897419d


Bot(s) for this bug's original alert(s):

chromium-rel-win7-gpu-intel
Project Member

Comment 3 by 42576172...@developer.gserviceaccount.com, Mar 23 2018 

😿 Pinpoint job stopped with an error.
https://pinpoint-dot-chromeperf.appspot.com/job/13f9c10d440000
Project Member

Comment 6 by 42576172...@developer.gserviceaccount.com, Mar 26 2018

Cc: roc...@chromium.org vmp...@chromium.org jming@chromium.org kjlubick@google.com erikc...@chromium.org f...@opera.com carycl...@skia.org wangxianzhu@chromium.org m...@chromium.org xingliu@chromium.org dgozman@chromium.org dtrainor@chromium.org egdaniel@google.com sky@chromium.org altimin@chromium.org caseq@chromium.org jam@chromium.org panicker@chromium.org bsalo...@google.com eseckler@chromium.org samans@chromium.org wolenetz@chromium.org fsam...@chromium.org pdr@chromium.org ssid@chromium.org
Owner: xingliu@chromium.org
Status: Assigned (was: Untriaged)
📍 Found significant differences after each of 10 commits.
https://pinpoint-dot-chromeperf.appspot.com/job/12fa07a3440000

Remove one hash lookup in SVGResourcesCycleSolver by fs@opera.com
https://chromium.googlesource.com/chromium/src/+/0ead248320b8b37e512b1ba48331dec7e37b9a0a

FrameSinkVideoCapture: BeginFrameArgs→DisplayScheduler timestamps by miu@chromium.org
https://chromium.googlesource.com/chromium/src/+/fab9f78151c81b9243405e6b8b815234a430f627

[SPv175] Output bounds for SaveLayerOp by wangxianzhu@chromium.org
https://chromium.googlesource.com/chromium/src/+/b7e8c6eb13e6eb297747b9e394854408b3f29195

Add MemoryDumpProviders for RenderProcessHost and IPC Channels by rockot@chromium.org
https://chromium.googlesource.com/chromium/src/+/2b6de980e3464e790586a20ac9e2e0137c417473

[DevTools] Switch SetLayerTreeId trace event from session id to frame id by dgozman@chromium.org
https://chromium.googlesource.com/chromium/src/+/17b7ff2ff8e107b0e9cebcd9d6894072acc98639

Roll src/third_party/ffmpeg/ 02ec9ce5a..5baad9325 (1 commit) by wolenetz@chromium.org
https://chromium.googlesource.com/chromium/src/+/53f2cab46eacdcc6a17ed01e62acd813cca5ff44

Add flag for finch to stop more task queues. by panicker@chromium.org
https://chromium.googlesource.com/chromium/src/+/56c99a25b185f901a1abb7e912bc71e0705a318a

Remove deprecated SkImage::MakeFromTexture variants that don't take SkColorType by bsalomon@google.com
https://skia.googlesource.com/skia/+/bfd27490480fa0cdab9646fae613cc2db0ff4ea8

fix pathop fuzzer by caryclark@skia.org
https://skia.googlesource.com/skia/+/f36b8a30c57266d02725bed7e807eeb78ef2e559

Download: Persist more data into InProgressCache. by xingliu@chromium.org
https://chromium.googlesource.com/chromium/src/+/3ec126aa50c7bdbbfa3aa03f539f4de0cf9eace8

Understanding performance regressions:
  http://g.co/ChromePerformanceRegressions
Project Member

Comment 7 by 42576172...@developer.gserviceaccount.com, Mar 27 2018

Cc: asanka@chromium.org rogerta@chromium.org jgruber@chromium.org bore...@google.com leszeks@chromium.org herb@google.com isherman@chromium.org svaldez@chromium.org bungeman@google.com mstarzinger@chromium.org xunji...@chromium.org cwallez@chromium.org zea@chromium.org yangguo@chromium.org sergeyu@chromium.org grt@chromium.org
Owner: bsalo...@google.com
📍 Found significant differences after each of 11 commits.
https://pinpoint-dot-chromeperf.appspot.com/job/12d31f7d440000

More removal of auto glyph cache. by herb@google.com
https://skia.googlesource.com/skia/+/c10ebe60d464cc2eec3b58bf8cedb4fe0be05d0e

Add support for accessing the enrollment and DM tokens. by rogerta@chromium.org
https://chromium.googlesource.com/chromium/src/+/8327d5a7aad10205e7ec0ceda49d7f2525120047

Regularize SkGlyphCache creation. by herb@google.com
https://skia.googlesource.com/skia/+/aeb425dbf1735eaad7daef5c1f2d599d170a5a38

update_meta_config: Use new LUCI mac optional GPU trybot by cwallez@chromium.org
https://skia.googlesource.com/skia/+/578a8f15d046af63973133c9957c77a0a26c609f

Switch gcm connection_factory_impl.cc to using services/network/proxy_resolving_client_socket.h by xunjieli@chromium.org
https://chromium.googlesource.com/chromium/src/+/345f95ae2cab6f198cb3c2a57a0f0221afe1f3a9

[SPv175] Output bounds for SaveLayerOp by wangxianzhu@chromium.org
https://chromium.googlesource.com/chromium/src/+/b7e8c6eb13e6eb297747b9e394854408b3f29195

Add MemoryDumpProviders for RenderProcessHost and IPC Channels by rockot@chromium.org
https://chromium.googlesource.com/chromium/src/+/2b6de980e3464e790586a20ac9e2e0137c417473

[DevTools] Switch SetLayerTreeId trace event from session id to frame id by dgozman@chromium.org
https://chromium.googlesource.com/chromium/src/+/17b7ff2ff8e107b0e9cebcd9d6894072acc98639

Remove SFI code field by leszeks@chromium.org
https://chromium.googlesource.com/v8/v8/+/520b025f721e432da28f04748952746e57333572

Add flag for finch to stop more task queues. by panicker@chromium.org
https://chromium.googlesource.com/chromium/src/+/56c99a25b185f901a1abb7e912bc71e0705a318a

Remove deprecated SkImage::MakeFromTexture variants that don't take SkColorType by bsalomon@google.com
https://skia.googlesource.com/skia/+/bfd27490480fa0cdab9646fae613cc2db0ff4ea8

Understanding performance regressions:
  http://g.co/ChromePerformanceRegressions

Comment 8 by chiniforooshan@chromium.org, Mar 27 2018

Owner: wangxianzhu@chromium.org
crrev.com/c/966699 seems to have the most significant regression.

Comment 9 by wangxianzhu@chromium.org, Apr 2 2018

Status: WontFix (was: Assigned)
Acceptable regression of record_time with bigger progressions of rasterize_time.
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