All graphs for this bug:
  https://chromeperf.appspot.com/group_report?bug_id=609763

Original alerts at time of bug-filing:
  https://chromeperf.appspot.com/group_report?keys=agxzfmNocm9tZXBlcmZyFAsSB0Fub21hbHkYgICg1LaLowsM


Bot(s) for this bug's original alert(s):

chromium-rel-mac-hdd

===== BISECT JOB RESULTS =====
Status: completed


===== SUSPECTED CL(s) =====
Subject : This change enables GPU Raster on OSX.
Author  : ericrk
Commit description:
  
I've compiled a bit of benchmark data to support turning this on -
https://docs.google.com/a/google.com/document/d/1RPEnillJOaOKW47t9DYuttQkvWDo7ilx9KDB_nJnwpc/edit?usp=sharing
Still filling in more data, but I'm pretty happy with the results so far. In
a number of cases we have a performance win, and in most cases we have a power win.

Checking this in now will give us a long canary period before the next branch
point to catch any issues.

BUG= 542959 
CQ_INCLUDE_TRYBOTS=tryserver.chromium.linux:linux_optional_gpu_tests_rel;tryserver.chromium.mac:mac_optional_gpu_tests_rel;tryserver.chromium.win:win_optional_gpu_tests_rel;tryserver.blink:mac_blink_rel

Review-Url: https://codereview.chromium.org/1881053003
Cr-Commit-Position: refs/heads/master@{#391655}
Commit  : 8325892c2efdef8cff86ba16e7569f8b424daeda
Date    : Wed May 04 22:14:40 2016


===== TESTED REVISIONS =====
Revision         Mean     Std Dev    N  Good?
chromium@391630  16.8768  0.0895252  5  good
chromium@391648  16.8148  0.109563   5  good
chromium@391653  16.7601  0.107772   5  good
chromium@391654  16.757   0.0996598  5  good
chromium@391655  35.238   0.438487   5  bad    <--
chromium@391657  35.555   0.58703    5  bad
chromium@391665  37.4084  4.44306    5  bad

Bisect job ran on: mac_hdd_perf_bisect
Bug ID: 609763

Test Command: src/tools/perf/run_benchmark -v --browser=release --output-format=chartjson --upload-results --also-run-disabled-tests smoothness.tough_filters_cases
Test Metric: frame_times/http___static.bobdo.net_Analog_Clock.svg
Relative Change: 121.66%
Score: 99.9

Buildbot stdio: http://build.chromium.org/p/tryserver.chromium.perf/builders/mac_hdd_perf_bisect/builds/523
Job details: https://chromeperf.appspot.com/buildbucket_job_status/9013420632370962000


Not what you expected? We'll investigate and get back to you!
  https://chromeperf.appspot.com/bad_bisect?try_job_id=5270366289657856

| 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!

===== BISECT JOB RESULTS =====
Status: completed


===== SUSPECTED CL(s) =====
Subject : This change enables GPU Raster on OSX.
Author  : ericrk
Commit description:
  
I've compiled a bit of benchmark data to support turning this on -
https://docs.google.com/a/google.com/document/d/1RPEnillJOaOKW47t9DYuttQkvWDo7ilx9KDB_nJnwpc/edit?usp=sharing
Still filling in more data, but I'm pretty happy with the results so far. In
a number of cases we have a performance win, and in most cases we have a power win.

Checking this in now will give us a long canary period before the next branch
point to catch any issues.

BUG= 542959 
CQ_INCLUDE_TRYBOTS=tryserver.chromium.linux:linux_optional_gpu_tests_rel;tryserver.chromium.mac:mac_optional_gpu_tests_rel;tryserver.chromium.win:win_optional_gpu_tests_rel;tryserver.blink:mac_blink_rel

Review-Url: https://codereview.chromium.org/1881053003
Cr-Commit-Position: refs/heads/master@{#391655}
Commit  : 8325892c2efdef8cff86ba16e7569f8b424daeda
Date    : Wed May 04 22:14:40 2016


===== TESTED REVISIONS =====
Revision         Mean     Std Dev    N  Good?
chromium@391620  16.9301  0.0337728  5  good
chromium@391645  16.8489  0.0957593  5  good
chromium@391652  16.8193  0.154963   5  good
chromium@391654  16.889   0.0948827  5  good
chromium@391655  35.7865  0.438593   5  bad    <--
chromium@391658  35.554   0.453755   5  bad
chromium@391670  35.1939  0.840561   5  bad

Bisect job ran on: mac_hdd_perf_bisect
Bug ID: 609763

Test Command: src/tools/perf/run_benchmark -v --browser=release --output-format=chartjson --upload-results --also-run-disabled-tests smoothness.tough_filters_cases
Test Metric: frame_times/http___static.bobdo.net_Analog_Clock.svg
Relative Change: 107.88%
Score: 99.9

Buildbot stdio: http://build.chromium.org/p/tryserver.chromium.perf/builders/mac_hdd_perf_bisect/builds/524
Job details: https://chromeperf.appspot.com/buildbucket_job_status/9013420613073731024


Not what you expected? We'll investigate and get back to you!
  https://chromeperf.appspot.com/bad_bisect?try_job_id=5790919010287616

| 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!