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1% regression in memory.top_10_mobile_stress at 454972:455031 |
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Issue descriptionSee the link to graphs below.
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Mar 13 2017
Started bisect job https://chromeperf.appspot.com/buildbucket_job_status/8985228818924465200
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Mar 13 2017
=== BISECT JOB RESULTS === Perf regression found with culprit Suspected Commit Author : Herb Derby Commit : 01254bcf222a7806afbfbcb9c7fe13cc522448b3 Date : Fri Mar 03 21:11:08 2017 Subject: Use an exponential growth strategy for extra blocks. Bisect Details Configuration: android_one_perf_bisect Benchmark : memory.top_10_mobile_stress Metric : memory:chrome:all_processes:reported_by_chrome:skia:effective_size_avg/foreground/http_m_intl_taobao_com_group_purchase_html Change : 0.70% | 39668.0 -> 39944.0 Revision Result N chromium@454651 39668.0 +- 0.0 6 good chromium@454687 39668.0 +- 0.0 6 good chromium@454692 39668.0 +- 0.0 6 good chromium@454693 39668.0 +- 0.0 6 good chromium@454693,skia@767c7e7a0b 39668.0 +- 0.0 6 good chromium@454693,skia@e459afd6ce 39668.0 +- 0.0 6 good chromium@454693,skia@374a0178cf 39668.0 +- 0.0 6 good chromium@454693,skia@baf06bc89a 39668.0 +- 0.0 6 good chromium@454693,skia@01254bcf22 39944.0 +- 0.0 6 bad <-- chromium@454694 39944.0 +- 0.0 6 bad chromium@454696 39944.0 +- 0.0 6 bad chromium@454705 39944.0 +- 0.0 6 bad chromium@454722 39944.0 +- 0.0 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-chromium --output-format=chartjson --upload-results --pageset-repeat=1 --also-run-disabled-tests memory.top_10_mobile_stress Debug Info https://chromeperf.appspot.com/buildbucket_job_status/8985228818924465200 Is this bisect wrong? https://chromeperf.appspot.com/bad_bisect?try_job_id=5829157105172480 | O O | Visit http://www.chromium.org/developers/speed-infra/perf-bug-faq | X | for more information addressing perf regression bugs. For feedback, | / \ | file a bug with component Speed>Bisection. Thank you! |
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Comment 1 by hjd@chromium.org
, Mar 13 2017