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51.8% regression in smoothness.top_25_smooth at 434127:434144 |
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Issue descriptionSee graphs below. This is a bit noisy, so bisection might be difficult.
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Nov 28 2016
Started bisect job https://chromeperf.appspot.com/buildbucket_job_status/8994721805717824512
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Nov 28 2016
===== BISECT JOB RESULTS ===== Status: failed === Bisection aborted === The bisect was aborted because Bisect cannot identify a culprit: Bisect failed to reproduce the regression with enough confidence. Please contact the the team (see below) if you believe this is in error. ===== TESTED REVISIONS ===== Revision Mean Std Dev N Good? chromium@434126 2.46074 1.79502 27 good chromium@434144 2.39381 1.59938 27 bad Bisect job ran on: mac_10_11_perf_bisect Bug ID: 669151 Test Command: src/tools/perf/run_benchmark -v --browser=release --output-format=chartjson --upload-results --pageset-repeat=1 --also-run-disabled-tests --story-filter=http...games.yahoo.com smoothness.top_25_smooth Test Metric: first_gesture_scroll_update_latency/http___games.yahoo.com Relative Change: None Buildbot stdio: http://build.chromium.org/p/tryserver.chromium.perf/builders/mac_10_11_perf_bisect/builds/1061 Job details: https://chromeperf.appspot.com/buildbucket_job_status/8994721805717824512 Not what you expected? We'll investigate and get back to you! https://chromeperf.appspot.com/bad_bisect?try_job_id=5900751270838272 | 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 Tests>AutoBisect. Thank you!
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Nov 28 2016
Started bisect job https://chromeperf.appspot.com/buildbucket_job_status/8994715652902827088
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Nov 28 2016
Started bisect job https://chromeperf.appspot.com/buildbucket_job_status/8994709767411462208
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Nov 29 2016
===== BISECT JOB RESULTS ===== Status: completed ===== SUSPECTED CL(s) ===== Subject : Update ts_proxy to latest commit Author : nednguyen Commit description: For all the changes, see: https://github.com/WPO-Foundation/tsproxy/compare/6fae6141104d077c8ceb1136b6ddee5b98f30240...9ae7d2ff822cb7cef15bc54ff614273c99691744 The main change is "Reduced CPU impact when idle or running in bypass mode". Bug: https://code.google.com/p/chrome-os-partner/issues/detail?id=60009 BUG=chromium:653519 Review-Url: https://codereview.chromium.org/2516973005 Commit : 4e71cc39324b205febf5a4cfa3a089a1e2aeab74 Date : Wed Nov 23 17:55:09 2016 ===== TESTED REVISIONS ===== Revision Mean Std Dev N Good? chromium@434126 2.48063 0.895288 8 good chromium@434213 2.22988 0.716979 8 good chromium@434235 2.37613 0.700409 8 good chromium@434246 2.39 0.671126 8 good chromium@434248 2.36413 0.948154 8 good chromium@434248,catapult@982d024dad 2.31038 0.457132 8 good chromium@434248,catapult@4e71cc3932 3.4522 0.207217 5 bad <-- chromium@434249 3.3632 0.376514 5 bad chromium@434251 3.4674 0.133728 5 bad chromium@434256 3.4574 0.070945 5 bad chromium@434299 3.4592 0.0926434 5 bad Bisect job ran on: mac_10_11_perf_bisect Bug ID: 669151 Test Command: src/tools/perf/run_benchmark -v --browser=release --output-format=chartjson --upload-results --pageset-repeat=1 --also-run-disabled-tests --story-filter=http...games.yahoo.com smoothness.top_25_smooth Test Metric: first_gesture_scroll_update_latency/http___games.yahoo.com Relative Change: 39.45% Buildbot stdio: http://build.chromium.org/p/tryserver.chromium.perf/builders/mac_10_11_perf_bisect/builds/1066 Job details: https://chromeperf.appspot.com/buildbucket_job_status/8994715652902827088 Not what you expected? We'll investigate and get back to you! https://chromeperf.appspot.com/bad_bisect?try_job_id=5858381552680960 | 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 Tests>AutoBisect. Thank you!
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Nov 29 2016
===== BISECT JOB RESULTS ===== Status: completed ===== SUSPECTED CL(s) ===== Subject : Update ts_proxy to latest commit Author : nednguyen Commit description: For all the changes, see: https://github.com/WPO-Foundation/tsproxy/compare/6fae6141104d077c8ceb1136b6ddee5b98f30240...9ae7d2ff822cb7cef15bc54ff614273c99691744 The main change is "Reduced CPU impact when idle or running in bypass mode". Bug: https://code.google.com/p/chrome-os-partner/issues/detail?id=60009 BUG=chromium:653519 Review-Url: https://codereview.chromium.org/2516973005 Commit : 4e71cc39324b205febf5a4cfa3a089a1e2aeab74 Date : Wed Nov 23 17:55:09 2016 ===== TESTED REVISIONS ===== Revision Mean Std Dev N Good? chromium@434151 2.4005 0.945846 8 good chromium@434225 2.47313 0.923336 8 good chromium@434244 2.35763 0.858863 8 good chromium@434247 2.37012 1.05133 8 good chromium@434248 2.46975 0.800922 8 good chromium@434248,catapult@982d024dad 2.29788 0.614745 8 good chromium@434248,catapult@4e71cc3932 3.4326 0.179073 5 bad <-- chromium@434249 3.525 0.308117 5 bad chromium@434253 3.5194 0.259521 5 bad chromium@434262 3.447 0.106733 5 bad chromium@434299 3.5198 0.162194 5 bad Bisect job ran on: mac_10_11_perf_bisect Bug ID: 669151 Test Command: src/tools/perf/run_benchmark -v --browser=release --output-format=chartjson --upload-results --pageset-repeat=1 --also-run-disabled-tests --story-filter=http...games.yahoo.com smoothness.top_25_smooth Test Metric: first_gesture_scroll_update_latency/http___games.yahoo.com Relative Change: 46.63% Buildbot stdio: http://build.chromium.org/p/tryserver.chromium.perf/builders/mac_10_11_perf_bisect/builds/1069 Job details: https://chromeperf.appspot.com/buildbucket_job_status/8994709767411462208 Not what you expected? We'll investigate and get back to you! https://chromeperf.appspot.com/bad_bisect?try_job_id=5877497646809088 | 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 Tests>AutoBisect. Thank you! |
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Comment 1 by benhenry@chromium.org
, Nov 28 2016