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1.1%-197.1% regression in media.tough_video_cases_tbmv2 at 477239:477578 |
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Issue descriptionRender process memory regression. Suspect dup of Issue 731841 , but revision range is a little tighter here.
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Jun 9 2017
Started bisect job https://chromeperf.appspot.com/buildbucket_job_status/8977233939623684240
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Jun 10 2017
=== BISECT JOB RESULTS ===
Bisect failed unexpectedly
Bisect was aborted with the following:
Step('Check bisect finished on revision chromium@477320,v8@5ac0930fac.fetch file 5ac0930fac8e3478d7208f942bbe4fd2b43a203d:DEPS') failed with return_code 1
Bisect Details
Configuration: win_x64_perf_bisect
Benchmark : media.tough_video_cases_tbmv2
Metric : memory:chrome:all_processes:reported_by_chrome:v8:heap:new_space:allocated_objects_size_avg/video.html?src_garden2_10s.mp4
Revision Result N
chromium@477310 5105.14 +- 2535.02 14 good
chromium@477319 4968.0 +- 2278.16 14 good
chromium@477320 4733.33 +- 1859.36 6 good
chromium@477320,v8@468446d5fc 9013.33 +- 10037.8 6 good
chromium@477320,v8@5ac0930fac 9389.33 +- 14161.7 9 good
chromium@477321 17322.7 +- 7117.52 6 bad
chromium@477323 11145.1 +- 26155.4 21 bad
chromium@477327 11106.3 +- 20644.1 14 bad
chromium@477344 12586.7 +- 13115.6 9 bad
chromium@477376 10716.6 +- 19053.9 14 bad
chromium@477443 28304.0 +- 229752 14 bad
To Run This Test
src/tools/perf/run_benchmark -v --browser=release_x64 --output-format=chartjson --upload-results --pageset-repeat=1 --also-run-disabled-tests --story-filter=video.html.src.garden2.10s.mp4 media.tough_video_cases_tbmv2
Debug Info
https://chromeperf.appspot.com/buildbucket_job_status/8977233939623684240
Is this bisect wrong?
https://chromeperf.appspot.com/bad_bisect?try_job_id=4910618156466176
| 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!
,
Jun 10 2017
Started bisect job https://chromeperf.appspot.com/buildbucket_job_status/8977204410472737280
,
Jun 10 2017
=== BISECT JOB RESULTS === Perf regression found with culprit Suspected Commit Author : hpayer Commit : 5ebd6fcd269de6ac85d6805049882e75e298ddb3 Date : Tue Jun 06 12:04:01 2017 Subject: [heap] Lower external allocation limit when external memory shrinks. Bisect Details Configuration: win_x64_perf_bisect Benchmark : media.tough_video_cases_tbmv2 Metric : memory:chrome:all_processes:reported_by_chrome:v8:heap:new_space:allocated_objects_size_avg/video.html?src_garden2_10s.mp4 Change : 144.15% | 4920.0 -> 13045.3333333 Revision Result N chromium@477310 4920.0 +- 2546.34 14 good chromium@477319 4908.0 +- 2670.29 14 good chromium@477320 4936.0 +- 2517.32 14 good chromium@477320,v8@4ca7022295 4536.89 +- 1076.91 9 good chromium@477320,v8@5ebd6fcd26 11005.1 +- 19002.2 14 bad <-- chromium@477321 11034.3 +- 15894.6 14 bad chromium@477323 11431.1 +- 10408.8 9 bad chromium@477327 10725.3 +- 23746.3 21 bad chromium@477344 30355.4 +- 228232 14 bad chromium@477377 13645.1 +- 19194.6 14 bad chromium@477443 13045.3 +- 9151.33 9 bad To Run This Test src/tools/perf/run_benchmark -v --browser=release_x64 --output-format=chartjson --upload-results --pageset-repeat=1 --also-run-disabled-tests --story-filter=video.html.src.garden2.10s.mp4 media.tough_video_cases_tbmv2 Debug Info https://chromeperf.appspot.com/buildbucket_job_status/8977204410472737280 Is this bisect wrong? https://chromeperf.appspot.com/bad_bisect?try_job_id=4910618156466176 | 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 chcunningham@chromium.org
, Jun 9 2017