Issue 635795 link

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Issue metadata

Status:	Duplicate
Merged:	issue 635796
Owner:	rmcilroy@chromium.org
Closed:	Aug 2016
EstimatedDays:	----
NextAction:	----
OS:	----
Pri:	2
Type:	Bug-Regression
M-54 Performance-Sheriff

11.6%-96.9% regression in v8:allocated_objects_size_avg at 410317:410333

Project Member Reported by rmcilroy@chromium.org, Aug 9 2016

Issue description

See the link to graphs below.

Comment 1 by rmcilroy@chromium.org, Aug 9 2016

All graphs for this bug:
  https://chromeperf.appspot.com/group_report?bug_id=635795

Original alerts at time of bug-filing:
  https://chromeperf.appspot.com/group_report?keys=agxzfmNocm9tZXBlcmZyFAsSB0Fub21hbHkYgICg1tfOrgoM,agxzfmNocm9tZXBlcmZyFAsSB0Fub21hbHkYgICgltep4ggM,agxzfmNocm9tZXBlcmZyFAsSB0Fub21hbHkYgICgtsLNoQoM,agxzfmNocm9tZXBlcmZyFAsSB0Fub21hbHkYgICg1peGvQoM,agxzfmNocm9tZXBlcmZyFAsSB0Fub21hbHkYgICg1rSNsQkM,agxzfmNocm9tZXBlcmZyFAsSB0Fub21hbHkYgICg1oHlpQkM,agxzfmNocm9tZXBlcmZyFAsSB0Fub21hbHkYgICgtqLutAoM,agxzfmNocm9tZXBlcmZyFAsSB0Fub21hbHkYgICgtvq9pgkM,agxzfmNocm9tZXBlcmZyFAsSB0Fub21hbHkYgICg1pfrqgoM,agxzfmNocm9tZXBlcmZyFAsSB0Fub21hbHkYgICg1t2QrgoM,agxzfmNocm9tZXBlcmZyFAsSB0Fub21hbHkYgICgtuLIsgoM,agxzfmNocm9tZXBlcmZyFAsSB0Fub21hbHkYgICg1uKLvAkM,agxzfmNocm9tZXBlcmZyFAsSB0Fub21hbHkYgICgtuTaqQoM,agxzfmNocm9tZXBlcmZyFAsSB0Fub21hbHkYgICgtuTBuAoM,agxzfmNocm9tZXBlcmZyFAsSB0Fub21hbHkYgICg1peGvQkM,agxzfmNocm9tZXBlcmZyFAsSB0Fub21hbHkYgICgtpCYrgkM,agxzfmNocm9tZXBlcmZyFAsSB0Fub21hbHkYgICg1sGdugkM,agxzfmNocm9tZXBlcmZyFAsSB0Fub21hbHkYgICg1rfsuAoM,agxzfmNocm9tZXBlcmZyFAsSB0Fub21hbHkYgICg1r3YtAkM,agxzfmNocm9tZXBlcmZyFAsSB0Fub21hbHkYgICg1ub1vgoM,agxzfmNocm9tZXBlcmZyFAsSB0Fub21hbHkYgICgtqberwoM,agxzfmNocm9tZXBlcmZyFAsSB0Fub21hbHkYgICg1v3UpwoM,agxzfmNocm9tZXBlcmZyFAsSB0Fub21hbHkYgICg1u3vvQkM,agxzfmNocm9tZXBlcmZyFAsSB0Fub21hbHkYgICg1ubroAoM,agxzfmNocm9tZXBlcmZyFAsSB0Fub21hbHkYgICg1ua_sQoM,agxzfmNocm9tZXBlcmZyFAsSB0Fub21hbHkYgICg1rmNoQkM,agxzfmNocm9tZXBlcmZyFAsSB0Fub21hbHkYgICg1rTRoAkM,agxzfmNocm9tZXBlcmZyFAsSB0Fub21hbHkYgICg1pakqAoM,agxzfmNocm9tZXBlcmZyFAsSB0Fub21hbHkYgICgtpLntQoM,agxzfmNocm9tZXBlcmZyFAsSB0Fub21hbHkYgICg1r3YtAsM,agxzfmNocm9tZXBlcmZyFAsSB0Fub21hbHkYgICg1vPtpQoM,agxzfmNocm9tZXBlcmZyFAsSB0Fub21hbHkYgICg1re6pQkM,agxzfmNocm9tZXBlcmZyFAsSB0Fub21hbHkYgICgtsLbsAkM,agxzfmNocm9tZXBlcmZyFAsSB0Fub21hbHkYgICg1v2FvgoM,agxzfmNocm9tZXBlcmZyFAsSB0Fub21hbHkYgICgtvDkqAoM,agxzfmNocm9tZXBlcmZyFAsSB0Fub21hbHkYgICg1tCX-AgM,agxzfmNocm9tZXBlcmZyFAsSB0Fub21hbHkYgICg1r7spAkM,agxzfmNocm9tZXBlcmZyFAsSB0Fub21hbHkYgICg1sWSsQoM,agxzfmNocm9tZXBlcmZyFAsSB0Fub21hbHkYgICgtvCXvQoM,agxzfmNocm9tZXBlcmZyFAsSB0Fub21hbHkYgICg1v7HvwkM,agxzfmNocm9tZXBlcmZyFAsSB0Fub21hbHkYgICgtsS1vQoM,agxzfmNocm9tZXBlcmZyFAsSB0Fub21hbHkYgICgtvCyuQoM


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

android-nexus5
android-nexus7v2
chromium-rel-mac-hdd
chromium-rel-mac-retina
chromium-rel-mac10
chromium-rel-win10
chromium-rel-win7-dual
chromium-rel-win7-gpu-ati
chromium-rel-win7-gpu-intel
chromium-rel-win7-gpu-nvidia
chromium-rel-win7-x64-dual
chromium-rel-win8-dual
linux-release

Project Member

Comment 2 by 42576172...@developer.gserviceaccount.com, Aug 9 2016

Started bisect job https://chromeperf.appspot.com/buildbucket_job_status/9004820663153547664

Comment 3 by rmcilroy@chromium.org, Aug 9 2016

Summary: 11.6%-96.9% regression in v8:allocated_objects_size_avg at 410317:410333 (was: 11.6%-96.9% regression in webrtc.datachannel at 410317:410333)

Project Member

Comment 4 by 42576172...@developer.gserviceaccount.com, Aug 9 2016


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


=== Bisection aborted ===
The bisect was aborted because The metric values for the initial "good" and "bad" revisions do not represent a clear regression.
Please contact the the team (see below) if you believe this is in error.

=== Warnings ===
The following warnings were raised by the bisect job:

 * Bisect failed to reproduce the regression with enough confidence.

===== TESTED REVISIONS =====
Revision         Mean       Std Dev   N  Good?
chromium@410322  83283519   6531157   5  good
chromium@410327  125655341  11578324  5  bad

Bisect job ran on: mac_hdd_perf_bisect
Bug ID: 635795

Test Command: src/tools/perf/run_benchmark -v --browser=release --output-format=chartjson --upload-results --also-run-disabled-tests memory.long_running_idle_gmail_background_tbmv2
Test Metric: memory:chrome:renderer_processes:reported_by_chrome:v8:allocated_objects_size_avg/memory:chrome:renderer_processes:reported_by_chrome:v8:allocated_objects_size_avg
Relative Change: 42.90%
Score: 0

Buildbot stdio: http://build.chromium.org/p/tryserver.chromium.perf/builders/mac_hdd_perf_bisect/builds/723
Job details: https://chromeperf.appspot.com/buildbucket_job_status/9004820663153547664


Not what you expected? We'll investigate and get back to you!
  https://chromeperf.appspot.com/bad_bisect?try_job_id=5901677094240256

| 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!

Project Member

Comment 5 by 42576172...@developer.gserviceaccount.com, Aug 9 2016

Started bisect job https://chromeperf.appspot.com/buildbucket_job_status/9004799149560021840

Project Member

Comment 6 by 42576172...@developer.gserviceaccount.com, Aug 9 2016


===== BISECT JOB RESULTS =====
Status: failed


===== TESTED REVISIONS =====
Revision         Mean       Std Dev  N  Good?
chromium@410319  86215331   6390476  5  good
chromium@410322  90555989   2013485  5  good
chromium@410323  85923079   5836202  5  good
chromium@410324  112942950  9151681  5  bad
chromium@410328  115740206  7078995  5  bad

Bisect job ran on: mac_retina_perf_bisect
Bug ID: 635795

Test Command: src/tools/perf/run_benchmark -v --browser=release --output-format=chartjson --upload-results --also-run-disabled-tests memory.long_running_idle_gmail_background_tbmv2
Test Metric: memory:chrome:renderer_processes:reported_by_chrome:v8:allocated_objects_size_avg/memory:chrome:renderer_processes:reported_by_chrome:v8:allocated_objects_size_avg
Relative Change: 34.25%
Score: 0

Buildbot stdio: http://build.chromium.org/p/tryserver.chromium.perf/builders/mac_retina_perf_bisect/builds/1553
Job details: https://chromeperf.appspot.com/buildbucket_job_status/9004799149560021840


Not what you expected? We'll investigate and get back to you!
  https://chromeperf.appspot.com/bad_bisect?try_job_id=5909558694772736

| 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!

Comment 7 by rmcilroy@chromium.org, Aug 9 2016

Mergedinto: 635796
Status: Duplicate (was: Assigned)

Looks to be pointing to the same V8 roll as 635796 (and has the same issue with not decending into the V8 repo).

Project Member

Comment 8 by 42576172...@developer.gserviceaccount.com, Aug 9 2016

Started bisect job https://chromeperf.appspot.com/buildbucket_job_status/9004789790485029632

Project Member

Comment 9 by 42576172...@developer.gserviceaccount.com, Aug 9 2016


===== BISECT JOB RESULTS =====
Status: failed


===== TESTED REVISIONS =====
Revision         Mean       Std Dev  N  Good?
chromium@410319  86215331   6390476  5  good
chromium@410322  90555989   2013485  5  good
chromium@410323  85923079   5836202  5  good
chromium@410324  112942950  9151681  5  bad
chromium@410328  115740206  7078995  5  bad

Bisect job ran on: mac_retina_perf_bisect
Bug ID: 635795

Test Command: src/tools/perf/run_benchmark -v --browser=release --output-format=chartjson --upload-results --also-run-disabled-tests memory.long_running_idle_gmail_background_tbmv2
Test Metric: memory:chrome:renderer_processes:reported_by_chrome:v8:allocated_objects_size_avg/memory:chrome:renderer_processes:reported_by_chrome:v8:allocated_objects_size_avg
Relative Change: 34.25%
Score: 0

Buildbot stdio: http://build.chromium.org/p/tryserver.chromium.perf/builders/mac_retina_perf_bisect/builds/1553
Job details: https://chromeperf.appspot.com/buildbucket_job_status/9004799149560021840


Not what you expected? We'll investigate and get back to you!
  https://chromeperf.appspot.com/bad_bisect?try_job_id=5909558694772736

| 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!

Project Member

Comment 10 by 42576172...@developer.gserviceaccount.com, Aug 10 2016

Started bisect job https://chromeperf.appspot.com/buildbucket_job_status/9004697167935619056

Project Member

Comment 11 by 42576172...@developer.gserviceaccount.com, Aug 11 2016


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


===== TESTED REVISIONS =====
Revision                       Mean      Std Dev   N  Good?
chromium@410322                74755424  1824318   5  good
chromium@410323                72474057  2388631   5  good
chromium@410323,v8@5e685567ea  86378896  6785015   5  bad
chromium@410323,v8@265399ed9a  88788240  10643274  5  bad
chromium@410324                88658083  8985375   5  bad
chromium@410325                84887410  8860920   5  bad
chromium@410327                84719403  8042018   8  bad

Bisect job ran on: android_nexus5X_perf_bisect
Bug ID: 635795

Test Command: src/tools/perf/run_benchmark -v --browser=android-chromium --output-format=chartjson --upload-results --also-run-disabled-tests memory.long_running_idle_gmail_background_tbmv2
Test Metric: memory:chrome:renderer_processes:reported_by_chrome:v8:allocated_objects_size_avg/memory:chrome:renderer_processes:reported_by_chrome:v8:allocated_objects_size_avg
Relative Change: 11.69%
Score: 0

Buildbot stdio: http://build.chromium.org/p/tryserver.chromium.perf/builders/android_nexus5X_perf_bisect/builds/492
Job details: https://chromeperf.appspot.com/buildbucket_job_status/9004799149560021840


Not what you expected? We'll investigate and get back to you!
  https://chromeperf.appspot.com/bad_bisect?try_job_id=5909558694772736

| 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!

►

Issue 635795 link

Issue metadata

11.6%-96.9% regression in v8:allocated_objects_size_avg at 410317:410333

Issue description

Comment 1 by rmcilroy@chromium.org, Aug 9 2016

Comment 1 Deleted

Comment 2 by 42576172...@developer.gserviceaccount.com, Aug 9 2016

Comment 2 Deleted

Comment 3 by rmcilroy@chromium.org, Aug 9 2016

Comment 3 Deleted

Comment 4 by 42576172...@developer.gserviceaccount.com, Aug 9 2016

Comment 4 Deleted

Comment 5 by 42576172...@developer.gserviceaccount.com, Aug 9 2016

Comment 5 Deleted

Comment 6 by 42576172...@developer.gserviceaccount.com, Aug 9 2016

Comment 6 Deleted

Comment 7 by rmcilroy@chromium.org, Aug 9 2016

Comment 7 Deleted

Comment 8 by 42576172...@developer.gserviceaccount.com, Aug 9 2016

Comment 8 Deleted

Comment 9 by 42576172...@developer.gserviceaccount.com, Aug 9 2016

Comment 9 Deleted

Comment 10 by 42576172...@developer.gserviceaccount.com, Aug 10 2016

Comment 10 Deleted

Comment 11 by 42576172...@developer.gserviceaccount.com, Aug 11 2016

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