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Issue 892198 link

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Issue metadata

Status: WontFix
Owner: ----
Closed: Oct 9
Cc:
Components:
EstimatedDays: ----
NextAction: ----
OS: ----
Pri: 2
Type: Bug-Regression



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1% regression in media.desktop at 592922:593051

Project Member Reported by xhwang@google.com, Oct 4

Issue description

See the link to graphs below.
 
All graphs for this bug:
  https://chromeperf.appspot.com/group_report?bug_id=892198

(For debugging:) Original alerts at time of bug-filing:
  https://chromeperf.appspot.com/group_report?sid=a63cb9b62054db852ae0632b5d4e30b68e0324d85eaa06b307a95241b13a3a62


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

Win 7 Nvidia GPU Perf

media.desktop - Benchmark documentation link:
  None
Cc: thomasanderson@chromium.org mukai@chromium.org steimel@chromium.org rbpotter@chromium.org
Owner: rbpotter@chromium.org
Status: Assigned (was: Untriaged)
📍 Found significant differences after each of 4 commits.
https://pinpoint-dot-chromeperf.appspot.com/job/10ebc5c4e40000

[Media Controls] Move doubletap handling to MediaControlsImpl by steimel@chromium.org
https://chromium.googlesource.com/chromium/src/+/2dfe550c2ef6712eecc39e0702246d27648bb646
memory:chrome:all_processes:reported_by_chrome:cc:effective_size: 2.838e+07 → 2.868e+07 (+2.949e+05)

Fix DCHECK when entering fullscreen on Linux with the GTK theme by thomasanderson@chromium.org
https://chromium.googlesource.com/chromium/src/+/95c86a6c8f719aca3484b4080c56cb2c7e1757d8
memory:chrome:all_processes:reported_by_chrome:cc:effective_size: 2.868e+07 → 2.861e+07 (-6.932e+04)

fix some TabDragController test for Mash by mukai@chromium.org
https://chromium.googlesource.com/chromium/src/+/6afac0314ce61cca7fc900430635233932547f72
memory:chrome:all_processes:reported_by_chrome:cc:effective_size: 2.861e+07 → 2.867e+07 (+6.881e+04)

Web UI Polymer2: Run browser_tests with 4 shards by rbpotter@chromium.org
https://chromium.googlesource.com/chromium/src/+/17dd68a5ecc45d3dd94609dcb31a0ea4f8c87d31
memory:chrome:all_processes:reported_by_chrome:cc:effective_size: 2.867e+07 → 2.825e+07 (-4.276e+05)

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

Benchmark documentation link:
  None
Cc: chromium...@skia-public.iam.gserviceaccount.com
📍 Found significant differences after each of 4 commits.
https://pinpoint-dot-chromeperf.appspot.com/job/16dc688ce40000

[Media Controls] Move doubletap handling to MediaControlsImpl by steimel@chromium.org
https://chromium.googlesource.com/chromium/src/+/2dfe550c2ef6712eecc39e0702246d27648bb646
memory:chrome:all_processes:reported_by_chrome:cc:effective_size: 2.838e+07 → 2.859e+07 (+2.059e+05)

Fix DCHECK when entering fullscreen on Linux with the GTK theme by thomasanderson@chromium.org
https://chromium.googlesource.com/chromium/src/+/95c86a6c8f719aca3484b4080c56cb2c7e1757d8
memory:chrome:all_processes:reported_by_chrome:cc:effective_size: 2.875e+07 → 2.836e+07 (-3.954e+05)

fix some TabDragController test for Mash by mukai@chromium.org
https://chromium.googlesource.com/chromium/src/+/6afac0314ce61cca7fc900430635233932547f72
memory:chrome:all_processes:reported_by_chrome:cc:effective_size: 2.836e+07 → 2.875e+07 (+3.949e+05)

Roll src/third_party/depot_tools 7e301cfffe7f..92df4e63abbe (1 commits) by chromium-autoroll@skia-public.iam.gserviceaccount.com
https://chromium.googlesource.com/chromium/src/+/bcbe1a6c13b714197b3f558ecc429625a210c400
memory:chrome:all_processes:reported_by_chrome:cc:effective_size: 2.867e+07 → 2.861e+07 (-6.144e+04)

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

Benchmark documentation link:
  None
Labels: Needs-Feedback
Reporter: What exactly does this benchmark indicate? Note that my CL listed in comment 4 only changes a test configuration for browser_tests.
Cc: crouleau@chromium.org
+crouleau

I think the benchmark is for memory usage by all processes when playing a video.
Owner: ----
Okay, unassigning myself, as it seems very unlikely that a test configuration change would impact this benchmark.
Cc: -crouleau@chromium.org dougman@chromium.org
-Myself, +Doug to answer any questions about media.desktop.
Cc: -thomasanderson@chromium.org
Status: WontFix (was: Assigned)
Based on the metric:ChromiumPerf/Win 7 Nvidia GPU Perf/media.desktop / memory:chrome:all_processes:reported_by_chrome:cc:effective_size_avg /

This is a 1% memory regression in all of Chrome.  Looks like noise.
Closing as Won't Fix.

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