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16%-16.9% regression in system_health.memory_mobile at 519199:519405 |
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Issue descriptionSee the link to graphs below.
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Dec 5 2017
Started bisect job https://chromeperf.appspot.com/buildbucket_job_status/8961038090474452112
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Dec 7 2017
=== BISECT JOB RESULTS === Bisect was unable to run to completion Please try rerunning the bisect. If failures persist contact the team (see below) and report the error. Bisect Details Configuration: android_webview_arm64_aosp_perf_bisect Benchmark : system_health.memory_mobile Metric : memory:webview:all_processes:reported_by_chrome:v8:effective_size_avg/browse_news/browse_news_washingtonpost Change : 21.05% | 10368025.3333 -> 12550437.3333 Revision Result N chromium@519255 10368025 +- 227922 6 good chromium@519294 12550437 +- 361535 6 bad Please refer to the following doc on diagnosing memory regressions: https://chromium.googlesource.com/chromium/src/+/master/docs/memory-infra/memory_benchmarks.md To Run This Test src/tools/perf/run_benchmark -v --browser=android-webview --output-format=chartjson --upload-results --pageset-repeat=1 --also-run-disabled-tests --story-filter=browse.news.washingtonpost system_health.memory_mobile More information on addressing performance regressions: http://g.co/ChromePerformanceRegressions Debug information about this bisect: https://chromeperf.appspot.com/buildbucket_job_status/8961038090474452112 For feedback, file a bug with component Speed>Bisection
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Jan 22 2018
📍 Pinpoint job started. https://pinpoint-dot-chromeperf.appspot.com/job/14e35424840000
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Jan 22 2018
📍 Pinpoint job started. https://pinpoint-dot-chromeperf.appspot.com/job/16ec3ca4840000
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Jan 22 2018
📍 Pinpoint job started. https://pinpoint-dot-chromeperf.appspot.com/job/12addee8840000
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Jan 22 2018
Kicked off a few more bisects with pinpoint.
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Jan 22 2018
📍 Couldn't reproduce a difference. https://pinpoint-dot-chromeperf.appspot.com/job/14e35424840000
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Jan 22 2018
📍 Couldn't reproduce a difference. https://pinpoint-dot-chromeperf.appspot.com/job/12addee8840000
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Jan 22 2018
📍 Couldn't reproduce a difference. https://pinpoint-dot-chromeperf.appspot.com/job/16ec3ca4840000
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Jan 29 2018
📍 Pinpoint job started. https://pinpoint-dot-chromeperf.appspot.com/job/14a3f67a840000
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Jan 29 2018
📍 Pinpoint job started. https://pinpoint-dot-chromeperf.appspot.com/job/14d97d4a840000
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Jan 29 2018
+simonhatch, dtu: Trying a few more bisects, but the last 3 didn't produce any values. What's going wrong? Old bisect in #3 produced values.
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Jan 29 2018
I *think* this was the gitiles issue, based on the date and that the new jobs should get further.
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Jan 31 2018
📍 Found a significant difference after 1 commit. https://pinpoint-dot-chromeperf.appspot.com/job/14a3f67a840000 Add PWAFullCodeCache to fieldtrial_testing_config.json By horo@chromium.org · Mon Nov 27 09:57:08 2017 chromium @ e9cdaa227686d4e995569173d451cab0767ac48f Understanding performance regressions: http://g.co/ChromePerformanceRegressions
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Jan 31 2018
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Jan 31 2018
📍 Found a significant difference after 1 commit. https://pinpoint-dot-chromeperf.appspot.com/job/14d97d4a840000 Add PWAFullCodeCache to fieldtrial_testing_config.json By horo@chromium.org · Mon Nov 27 09:57:08 2017 chromium @ e9cdaa227686d4e995569173d451cab0767ac48f Understanding performance regressions: http://g.co/ChromePerformanceRegressions
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Jan 31 2018
Sorry for the noise! |
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Comment 1 by 42576172...@developer.gserviceaccount.com
, Dec 5 2017