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Issue 782246 link

Starred by 1 user
Status: WontFix
Owner: ----
Closed: Jan 2018
Cc:
sullivan@google.com
EstimatedDays: ----
NextAction: ----
OS: ----
Pri: 2
Type: Bug-Regression



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80.5% regression in smoothness.gpu_rasterization.top_25_smooth at 511158:511331

Project Member Reported by sullivan@chromium.org, Nov 7 2017 
Going to kick off a second bisect, as this has a large range of runs it increases over.
Project Member

Comment 1 by 42576172...@developer.gserviceaccount.com, Nov 7 2017 

All graphs for this bug:
  https://chromeperf.appspot.com/group_report?bug_id=782246

(For debugging:) Original alerts at time of bug-filing:
  https://chromeperf.appspot.com/group_report?sid=c9a340bccb33845d50f5ee16ae6fe3122a37fbb84b8be38bde65aa0cd3ea71fe


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

android-nexus5X
Project Member

Comment 4 by 42576172...@developer.gserviceaccount.com, Nov 7 2017 


=== BISECT JOB RESULTS ===
Bisect failed for unknown reasons

Please contact the team (see below) and report the error.


Bisect Details
  Configuration: android_nexus5X_perf_bisect
  Benchmark    : smoothness.gpu_rasterization.top_25_smooth
  Metric       : input_event_latency_discrepancy/http___www.ebay.com


To Run This Test
  src/tools/perf/run_benchmark -v --browser=android-chromium --output-format=chartjson --upload-results --pageset-repeat=1 --also-run-disabled-tests --story-filter=http...www.ebay.com smoothness.gpu_rasterization.top_25_smooth

More information on addressing performance regressions:
  http://g.co/ChromePerformanceRegressions

Debug information about this bisect:
  https://chromeperf.appspot.com/buildbucket_job_status/8963569845843199392


For feedback, file a bug with component Speed>Bisection
Project Member

Comment 5 by 42576172...@developer.gserviceaccount.com, Nov 7 2017 


=== BISECT JOB RESULTS ===
NO Perf regression found

Bisect Details
  Configuration: android_nexus5X_perf_bisect
  Benchmark    : smoothness.gpu_rasterization.top_25_smooth
  Metric       : input_event_latency_discrepancy/http___www.ebay.com

Revision             Result                  N
chromium@511157      35.0568 +- 50.5124      21      good
chromium@511331      36.455 +- 54.0369       21      bad

To Run This Test
  src/tools/perf/run_benchmark -v --browser=android-chromium --output-format=chartjson --upload-results --pageset-repeat=1 --also-run-disabled-tests --story-filter=http...www.ebay.com smoothness.gpu_rasterization.top_25_smooth

More information on addressing performance regressions:
  http://g.co/ChromePerformanceRegressions

Debug information about this bisect:
  https://chromeperf.appspot.com/buildbucket_job_status/8963569901647859984


For feedback, file a bug with component Speed>Bisection

Comment 6 by sullivan@chromium.org, Jan 11 2018

Status: WontFix (was: Untriaged)
Bisect can't repro
►

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