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Issue 880373 link

Starred by 2 users
Status: Assigned
Owner:
altimin@chromium.org
Cc:
█ farahcharab@google.com
kinuko@chromium.org
altimin@chromium.org
Components:
EstimatedDays: ----
NextAction: ----
OS: ----
Pri: 2
Type: Bug-Regression



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7.5%-80.6% regression in loading.desktop at 585606:586834

Project Member Reported by maxlg@chromium.org, Sep 4 
See the link to graphs below.
Project Member

Comment 1 by 42576172...@developer.gserviceaccount.com, Sep 4 

All graphs for this bug:
  https://chromeperf.appspot.com/group_report?bug_id=880373

(For debugging:) Original alerts at time of bug-filing:
  https://chromeperf.appspot.com/group_report?sid=f0f620b651a56507f60a7e2bcba1bae95fafd97a31073cc8bc336bb3f78e5ba7


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

Android Nexus5 Perf
Win 7 Nvidia GPU Perf
Win 7 Perf
linux-perf
mac-10_13_laptop_high_end-perf

system_health.common_mobile - Benchmark documentation link:
  https://bit.ly/system-health-benchmarks

loading.desktop - Benchmark documentation link:
  https://bit.ly/loading-benchmarks

loading.mobile - Benchmark documentation link:
  https://bit.ly/loading-benchmarks
Project Member

Comment 3 by 42576172...@developer.gserviceaccount.com, Sep 4 

📍 Couldn't reproduce a difference.
https://pinpoint-dot-chromeperf.appspot.com/job/11f378c9640000
Project Member

Comment 8 by 42576172...@developer.gserviceaccount.com, Sep 18 

📍 Couldn't reproduce a difference.
https://pinpoint-dot-chromeperf.appspot.com/job/14da10fb640000
Project Member

Comment 9 by 42576172...@developer.gserviceaccount.com, Sep 18

Cc: farahcharab@google.com
Status: Assigned (was: Untriaged)
📍 Found a significant difference after 1 commit.
https://pinpoint-dot-chromeperf.appspot.com/job/14bf4650e40000

Scheduler: WebURLLoader should notify Blink with the initial priority. by farahcharab@google.com
https://chromium.googlesource.com/chromium/src/+/d2bade563869c5a429d129695ce754ca0f5e9507
601.3 → 863.5 (+262.2)

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

Benchmark documentation link:
  https://bit.ly/system-health-benchmarks
Project Member

Comment 10 by 42576172...@developer.gserviceaccount.com, Sep 18 

📍 Found a significant difference after 1 commit.
https://pinpoint-dot-chromeperf.appspot.com/job/16e20188e40000

Scheduler: WebURLLoader should notify Blink with the initial priority. by farahcharab@google.com
https://chromium.googlesource.com/chromium/src/+/d2bade563869c5a429d129695ce754ca0f5e9507
583.4 → 835.4 (+252)

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

Benchmark documentation link:
  https://bit.ly/system-health-benchmarks
Project Member

Comment 11 by 42576172...@developer.gserviceaccount.com, Sep 18 

📍 Found a significant difference after 1 commit.
https://pinpoint-dot-chromeperf.appspot.com/job/12e20188e40000

Scheduler: WebURLLoader should notify Blink with the initial priority. by farahcharab@google.com
https://chromium.googlesource.com/chromium/src/+/d2bade563869c5a429d129695ce754ca0f5e9507
1370 → 1790 (+419.5)

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

Benchmark documentation link:
  https://bit.ly/loading-benchmarks

Comment 12 by maxlg@chromium.org, Sep 18

Owner: farahcharab@chromium.org
@farahcharab, could you take a look?

Comment 13 by maxlg@chromium.org, Sep 18

Cc: altimin@chromium.org

Comment 14 by maxlg@chromium.org, Jan 15

Cc: -maxlg@chromium.org kinuko@chromium.org
Owner: altimin@chromium.org
Seems like Farah is not in Chrome any more. Alexander, could you assign to someone else?

Comment 15 by mustaq@chromium.org, Jan 15 

Issue 879337 has been merged into this issue.
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