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Status: Duplicate
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Closed: Mar 2018
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smoothness.tough_pinch_zoom_cases/http://sports.yahoo.com/ in smoothness.tough_pinch_zoom_cases failing on multiple builders

Project Member Reported by sheriff-...@appspot.gserviceaccount.com, Mar 28 2018

Issue description

Filed by sheriff-o-matic@appspot.gserviceaccount.com on behalf of oysteine@google.com

smoothness.tough_pinch_zoom_cases/http://sports.yahoo.com/ in smoothness.tough_pinch_zoom_cases failing on multiple builders

Builders failed on: 
- Android Nexus5X Perf: 
  https://build.chromium.org/p/chromium.perf/builders/Android%20Nexus5X%20Perf
- Android Nexus7v2 Perf: 
  https://build.chromium.org/p/chromium.perf/builders/Android%20Nexus7v2%20Perf


 
(WARNING) 2018-03-28 19:33:07,550 artifact_results.AddArtifact:128  Moving artifact file '/b/swarming/w/itEGcmZR/tmp1BW6zH.png' to '/b/swarming/w/itEGcmZR/tmpscrEnotelemetry/artifacts'
Traceback (most recent call last):
  File "/b/swarming/w/ir/third_party/catapult/telemetry/telemetry/internal/story_runner.py", line 123, in _RunStoryAndProcessErrorIfNeeded
    state.RunStory(results)
  File "/b/swarming/w/ir/third_party/catapult/common/py_trace_event/py_trace_event/trace_event_impl/decorators.py", line 52, in traced_function
    return func(*args, **kwargs)
  File "/b/swarming/w/ir/third_party/catapult/telemetry/telemetry/page/shared_page_state.py", line 313, in RunStory
    self._current_page, self._current_tab, results)
  File "/b/swarming/w/ir/third_party/catapult/common/py_trace_event/py_trace_event/trace_event_impl/decorators.py", line 75, in traced_function
    return func(*args, **kwargs)
  File "/b/swarming/w/ir/tools/perf/measurements/smoothness.py", line 74, in ValidateAndMeasurePage
    records = _CollectRecordsFromRendererThreads(model, renderer_thread)
  File "/b/swarming/w/ir/tools/perf/measurements/smoothness.py", line 16, in _CollectRecordsFromRendererThreads
    for event in renderer_thread.async_slices:
AttributeError: 'NoneType' object has no attribute 'async_slices'
Project Member

Comment 3 by 42576172...@developer.gserviceaccount.com, Mar 29 2018

Cc: khushals...@chromium.org enne@chromium.org
Owner: khushals...@chromium.org
Status: Assigned (was: Available)
📍 Found a significant difference after 1 commit.
https://pinpoint-dot-chromeperf.appspot.com/job/17e583bb440000

cc: Add some diagnostic CHECKs for sw image cache crashes. by khushalsagar@chromium.org
https://chromium.googlesource.com/chromium/src/+/fb48059ccdfe83de78d14b889cf734668ded071b

Understanding performance regressions:
  http://g.co/ChromePerformanceRegressions
Mergedinto: 826208
Status: Duplicate (was: Assigned)

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