Issue metadata
Sign in to add a comment
|
3.3% regression in v8.runtimestats.browsing_desktop_classic at 458508:458620 |
||||||||||||||||||||||
Issue descriptionSee the link to graphs below.
,
Mar 30 2017
Started bisect job https://chromeperf.appspot.com/buildbucket_job_status/8983708508398344464
,
Mar 30 2017
=== Auto-CCing suspected CL author jarin@chromium.org === Hi jarin@chromium.org, the bisect results pointed to your CL, please take a look at the results. === BISECT JOB RESULTS === Perf regression found with culprit Suspected Commit Author : jarin Commit : 154369bb5af9b2e1ff6094df52b94f56219a402c Date : Tue Mar 21 16:59:41 2017 Subject: Reset the runtime profiler ticks for bytecode if IC state changes. Bisect Details Configuration: mac_10_11_perf_bisect Benchmark : v8.runtimestats.browsing_desktop_classic Metric : JavaScript:duration_avg/browse_media/browse_media_imgur Change : 6.20% | 4356.286 -> 4626.24133333 Revision Result N chromium@458507 4356.29 +- 109.29 6 good chromium@458564 4435.93 +- 83.6638 6 good chromium@458592 4449.93 +- 173.583 9 good chromium@458596 4437.48 +- 91.166 9 good chromium@458597 4428.81 +- 84.153 6 good chromium@458597,v8@5097f3d37c 4405.44 +- 87.5236 6 good chromium@458597,v8@154369bb5a 4600.82 +- 102.931 6 bad <-- chromium@458597,v8@9dfa46395a 4631.96 +- 108.306 6 bad chromium@458598 4618.2 +- 67.4212 6 bad chromium@458599 4577.3 +- 282.382 9 bad chromium@458606 4592.15 +- 77.2719 6 bad chromium@458620 4626.24 +- 91.5144 6 bad To Run This Test src/tools/perf/run_benchmark -v --browser=release --output-format=chartjson --upload-results --pageset-repeat=1 --also-run-disabled-tests --story-filter=browse.media.imgur v8.runtimestats.browsing_desktop_classic Debug Info https://chromeperf.appspot.com/buildbucket_job_status/8983708508398344464 Is this bisect wrong? https://chromeperf.appspot.com/bad_bisect?try_job_id=5652035287908352 | 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!
,
Apr 5 2017
,
Jul 29 2017
Runtime profiler has been redesigned since then. |
|||||||||||||||||||||||
►
Sign in to add a comment |
|||||||||||||||||||||||
Comment 1 by tebbi@chromium.org
, Mar 30 2017