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45.4% regression in blink_perf.pywebsocket at 389433:389448 |
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Issue descriptionSee the link to graphs below.
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Apr 26 2016
=== Auto-CCing suspected CL author keishi@chromium.org === Hi keishi@chromium.org, the bisect results pointed to your CL below as possibly causing a regression. Please have a look at this info and see whether your CL be related. ===== BISECT JOB RESULTS ===== Status: completed ===== SUSPECTED CL(s) ===== Subject : CrossThreadPersistentRegion will only trace objects belonging to the current GCing ThreadHeap Author : keishi Commit description: CrossThreadPersistentRegion will be globally shared so we need to limit the tracing to objects belonging to the current GCing ThreadHeap. BUG= 591606 Review URL: https://codereview.chromium.org/1904003002 Cr-Commit-Position: refs/heads/master@{#389433} Commit : 8cc8d1cd549bcb95653e501f6f2a4b77170d1d1a Date : Mon Apr 25 08:47:15 2016 ===== TESTED REVISIONS ===== Revision Mean Value Std. Dev. Num Values Good? chromium@389432 211.46 1.627268 5 good chromium@389433 223.62 4.985679 5 bad <- chromium@389434 225.78 6.355863 5 bad chromium@389436 222.5 4.944189 5 bad chromium@389440 220.58 7.035055 5 bad chromium@389448 220.975 7.609533 8 bad Bisect job ran on: mac_hdd_perf_bisect Bug ID: 606889 Test Command: src/tools/perf/run_benchmark -v --browser=release --output-format=chartjson --upload-results --also-run-disabled-tests blink_perf.pywebsocket Test Metric: fetch-send-arraybuffer-window-async-verify/fetch-send-arraybuffer-window-async-verify Relative Change: 3.89% Score: 99.0 Buildbot stdio: http://build.chromium.org/p/tryserver.chromium.perf/builders/mac_hdd_perf_bisect/builds/499 Job details: https://chromeperf.appspot.com/buildbucket_job_status/9014291717409812976 Not what you expected? We'll investigate and get back to you! https://chromeperf.appspot.com/bad_bisect?try_job_id=5861865528229888 | 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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Apr 27 2016
===== BISECT JOB RESULTS ===== Status: completed ===== SUSPECTED CL(s) ===== Subject : Add field trial testing config for MojoChannel Author : rockot Commit description: R=asvitkine@chromium.org BUG= Review URL: https://codereview.chromium.org/1918583002 Cr-Commit-Position: refs/heads/master@{#389497} Commit : bf36f2d46f43eff11f56ea205615f092801b1004 Date : Mon Apr 25 16:47:03 2016 ===== TESTED REVISIONS ===== Revision Mean Value Std. Dev. Num Values Good? chromium@389410 214.28 5.776418 5 good chromium@389458 227.44 7.771937 5 good chromium@389482 222.78 4.668726 5 good chromium@389494 228.88 10.517462 5 good chromium@389496 222.54 0.971082 5 good chromium@389497 321.5 6.980688 5 bad <- chromium@389500 335.84 32.577646 5 bad chromium@389506 317.22 6.8558 5 bad Bisect job ran on: mac_hdd_perf_bisect Bug ID: 606889 Test Command: src/tools/perf/run_benchmark -v --browser=release --output-format=chartjson --upload-results --also-run-disabled-tests blink_perf.pywebsocket Test Metric: fetch-send-arraybuffer-window-async-verify/fetch-send-arraybuffer-window-async-verify Relative Change: 48.04% Score: 99.9 Buildbot stdio: http://build.chromium.org/p/tryserver.chromium.perf/builders/mac_hdd_perf_bisect/builds/500 Job details: https://chromeperf.appspot.com/buildbucket_job_status/9014261893080150352 Not what you expected? We'll investigate and get back to you! https://chromeperf.appspot.com/bad_bisect?try_job_id=5819457021149184 | 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 pmeenan@chromium.org
, Apr 26 2016