All graphs for this bug:
  https://chromeperf.appspot.com/group_report?bug_id=609583

Original alerts at time of bug-filing:
  https://chromeperf.appspot.com/group_report?keys=agxzfmNocm9tZXBlcmZyFAsSB0Fub21hbHkYgICg1PbdrwoM,agxzfmNocm9tZXBlcmZyFAsSB0Fub21hbHkYgICgtMzGrwoM,agxzfmNocm9tZXBlcmZyFAsSB0Fub21hbHkYgICg1PmovAsM,agxzfmNocm9tZXBlcmZyFAsSB0Fub21hbHkYgICg1KquvQoM


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

chromium-rel-mac-retina

===== 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  320655  927.687  5  good
chromium@391644  313990  657.365  5  good
chromium@391651  313465  1187.61  5  good
chromium@391654  313602  728.236  5  good
chromium@391655  450580  1763.17  5  bad    <--
chromium@391656  451279  2449.79  5  bad
chromium@391657  451624  3665.63  5  bad

Bisect job ran on: mac_retina_perf_bisect
Bug ID: 609583

Test Command: src/tools/perf/run_benchmark -v --browser=release --output-format=chartjson --upload-results --also-run-disabled-tests page_cycler.typical_25
Test Metric: vm_resident_set_size_final_size_total/vm_resident_set_size_final_size_total
Relative Change: 40.84%
Score: 99.9

Buildbot stdio: http://build.chromium.org/p/tryserver.chromium.perf/builders/mac_retina_perf_bisect/builds/1282
Job details: https://chromeperf.appspot.com/buildbucket_job_status/9013469475015963680


Not what you expected? We'll investigate and get back to you!
  https://chromeperf.appspot.com/bad_bisect?try_job_id=5883636079919104

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