1498079 - Intermittent browser/base/content/test/performance/browser_preferences_usage.js | dom.ipc.processPrelaunch.delayMs should not be accessed more than X times. - Y <= X - JS frame

Status: RESOLVED FIXED

(Firefox :: General, defect, P5)

Description

[Treeherder Bug Filer]

Filed by: apavel [at] mozilla.com

https://treeherder.mozilla.org/logviewer.html#?job_id=204661905&repo=mozilla-inbound

https://queue.taskcluster.net/v1/task/BUj7dSZwQCaPWSwi5H4RsA/runs/0/artifacts/public/logs/live_backing.log

17:52:12     INFO - TEST-START | dom/tests/browser/browser_largeAllocation_win32.js
17:52:12     INFO - TEST-SKIP | dom/tests/browser/browser_largeAllocation_win32.js | took 0ms
17:52:12     INFO - Running manifest: browser/base/content/test/performance/browser.ini
17:52:12     INFO - The following extra prefs will be set:
17:52:12     INFO -   browser.migration.version=9999999
17:52:12     INFO -   browser.startup.record=true
17:52:12     INFO -   gfx.canvas.willReadFrequently.enable=true
17:52:12     INFO -  pk12util: PKCS12 IMPORT SUCCESSFUL
17:52:12     INFO - Increasing default timeout to 90 seconds
17:52:12     INFO - MochitestServer : launching [u'/Users/cltbld/tasks/task_1539218954/build/tests/bin/xpcshell', '-g', '/Users/cltbld/tasks/task_1539218954/build/application/Firefox NightlyDebug.app/Contents/Resources', '-f', '/Users/cltbld/tasks/task_1539218954/build/tests/bin/components/httpd.js', '-e', "const _PROFILE_PATH = '/var/folders/1y/kqh6m_hx7mq4d1cqs1lqcwyc00000w/T/tmpyXtVcD.mozrunner'; const _SERVER_PORT = '8888'; const _SERVER_ADDR = '127.0.0.1'; const _TEST_PREFIX = undefined; const _DISPLAY_RESULTS = false;", '-f', '/Users/cltbld/tasks/task_1539218954/build/tests/mochitest/server.js']
17:52:12     INFO - runtests.py | Server pid: 795
17:52:12     INFO - runtests.py | Websocket server pid: 796
17:52:12     INFO - runtests.py | SSL tunnel pid: 797
17:52:12     INFO - runtests.py | Running with e10s: True
17:52:12     INFO - runtests.py | Running with serviceworker_e10s: False
17:52:12     INFO - runtests.py | Running tests: start.

17:52:34     INFO - TEST-PASS | browser/base/content/test/performance/browser_preferences_usage.js | network.http.fallback-connection-timeout should not be accessed more than 40 times. - 1 <= 40 - 
17:52:34     INFO - TEST-PASS | browser/base/content/test/performance/browser_preferences_usage.js | layout.css.prefixes.device-pixel-ratio-webkit should not be accessed more than 40 times. - 1 <= 40 - 
17:52:34     INFO - TEST-PASS | browser/base/content/test/performance/browser_preferences_usage.js | Should have checked all whitelist items. Remaining:  - 
17:52:34     INFO - Leaving test bound startup
17:52:34     INFO - Entering test bound open_10_tabs
17:52:34     INFO - Buffered messages logged at 17:52:34
17:52:34     INFO - network.loadinfo.skip_type_assertion should not be accessed more than 32 times and was accessed 62 times.
17:52:34     INFO - Buffered messages finished
17:52:34     INFO - TEST-UNEXPECTED-FAIL | browser/base/content/test/performance/browser_preferences_usage.js | dom.ipc.processPrelaunch.delayMs should not be accessed more than 32 times. - 35 <= 32 - JS frame :: chrome://mochitests/content/browser/browser/base/content/test/performance/browser_preferences_usage.js :: checkPrefGetters :: line 36
17:52:34     INFO - Stack trace:
17:52:34     INFO - chrome://mochitests/content/browser/browser/base/content/test/performance/browser_preferences_usage.js:checkPrefGetters:36
17:52:34     INFO - chrome://mochitests/content/browser/browser/base/content/test/performance/browser_preferences_usage.js:open_10_tabs:180
17:52:34     INFO - chrome://mochikit/content/browser-test.js:Tester_execTest/<:1093
17:52:34     INFO - chrome://mochikit/content/browser-test.js:Tester_execTest:1084
17:52:34     INFO - chrome://mochikit/content/browser-test.js:nextTest/<:986
17:52:34     INFO - chrome://mochikit/content/tests/SimpleTest/SimpleTest.js:SimpleTest.waitForFocus/waitForFocusInner/focusedOrLoaded/<:795
17:52:34     INFO - TEST-PASS | browser/base/content/test/performance/browser_preferences_usage.js | Whitelist item layout.css.dpi should be accessed at most 35 times. - 30 <= 35 - 
17:52:34     INFO - TEST-PASS | browser/base/content/test/performance/browser_preferences_usage.js | Whitelist item browser.tabs.remote.logSwitchTiming should be accessed at most 25 times. - 20 <= 25 - 
17:52:34     INFO - TEST-PASS | browser/base/content/test/performance/browser_preferences_usage.js | Whitelist item browser.zoom.full should be accessed at least 10 times. - 10 <= 19 - 
17:52:34     INFO - TEST-PASS | browser/base/content/test/performance/browser_preferences_usage.js | Whitelist item browser.zoom.full should be accessed at most 25 times. - 19 <= 25 - 
17:52:34     INFO - TEST-PASS | browser/base/content/test/performance/browser_preferences_usage.js | Whitelist item browser.startup.record should be accessed at most 20 times. - 14 <= 20 -

Comment 1

[Intermittent Failures Robot]

2 failures in 2740 pushes (0.001 failures/push) were associated with this bug in the last 7 days.

Repository breakdown:
* autoland: 1
* mozilla-inbound: 1

Platform breakdown:
* osx-10-10: 2

For more details, see:
https://treeherder.mozilla.org/intermittent-failures.html#/bugdetails?bug=1498079&startday=2018-10-08&endday=2018-10-14&tree=all

Comment 2

[Intermittent Failures Robot]

9 failures in 2759 pushes (0.003 failures/push) were associated with this bug in the last 7 days.

Repository breakdown:
* mozilla-inbound: 3
* autoland: 5
* mozilla-central: 1

Platform breakdown:
* osx-10-10: 8
* linux64: 1

For more details, see:
https://treeherder.mozilla.org/intermittent-failures.html#/bugdetails?bug=1498079&startday=2018-10-15&endday=2018-10-21&tree=all

Comment 3

[Intermittent Failures Robot]

12 failures in 2584 pushes (0.005 failures/push) were associated with this bug in the last 7 days.

Repository breakdown:
* autoland: 8
* mozilla-inbound: 3
* mozilla-central: 1

Platform breakdown:
* linux32: 1
* osx-10-10: 11

For more details, see:
https://treeherder.mozilla.org/intermittent-failures.html#/bugdetails?bug=1498079&startday=2018-10-22&endday=2018-10-28&tree=all

Comment 4

[Intermittent Failures Robot]

3 failures in 2978 pushes (0.001 failures/push) were associated with this bug in the last 7 days.

Repository breakdown:
* mozilla-inbound: 1
* autoland: 1
* mozilla-central: 1

Platform breakdown:
* osx-10-10: 3

For more details, see:
https://treeherder.mozilla.org/intermittent-failures.html#/bugdetails?bug=1498079&startday=2018-10-29&endday=2018-11-04&tree=all

Comment 6

[Intermittent Failures Robot]

15 failures in 3007 pushes (0.005 failures/push) were associated with this bug in the last 7 days.

Repository breakdown:
* mozilla-inbound: 9
* autoland: 6

Platform breakdown:
* osx-10-10: 15

For more details, see:
https://treeherder.mozilla.org/intermittent-failures.html#/bugdetails?bug=1498079&startday=2018-11-05&endday=2018-11-11&tree=all

Comment 7

[Intermittent Failures Robot]

1 failures in 2917 pushes (0.0 failures/push) were associated with this bug in the last 7 days.

Repository breakdown:
* try: 1

Platform breakdown:
* linux64: 1

For more details, see:
https://treeherder.mozilla.org/intermittent-failures.html#/bugdetails?bug=1498079&startday=2018-11-12&endday=2018-11-18&tree=all

Comment 8

[Andreea Pavel [:apavel]]

There are 27 failures  failures in the last week. 

Recent failure log: https://treeherder.mozilla.org/logviewer.html#?job_id=213666052&repo=autoland&lineNumber=1252

03:46:23     INFO - TEST-PASS | browser/base/content/test/performance/browser_preferences_usage.js | layout.css.prefixes.device-pixel-ratio-webkit should not be accessed more than 40 times. - 1 <= 40 - 
03:46:23     INFO - TEST-PASS | browser/base/content/test/performance/browser_preferences_usage.js | Should have checked all whitelist items. Remaining:  - 
03:46:23     INFO - Leaving test bound startup
03:46:23     INFO - Entering test bound open_10_tabs
03:46:23     INFO - Buffered messages logged at 03:46:23
03:46:23     INFO - network.loadinfo.skip_type_assertion should not be accessed more than 32 times and was accessed 73 times.
03:46:23     INFO - Buffered messages finished
03:46:23     INFO - TEST-UNEXPECTED-FAIL | browser/base/content/test/performance/browser_preferences_usage.js | dom.ipc.processPrelaunch.delayMs should not be accessed more than 32 times. - 33 <= 32 - JS frame :: chrome://mochitests/content/browser/browser/base/content/test/performance/browser_preferences_usage.js :: checkPrefGetters :: line 36
03:46:23     INFO - Stack trace:
03:46:23     INFO - chrome://mochitests/content/browser/browser/base/content/test/performance/browser_preferences_usage.js:checkPrefGetters:36
03:46:23     INFO - chrome://mochitests/content/browser/browser/base/content/test/performance/browser_preferences_usage.js:open_10_tabs:159
03:46:23     INFO - chrome://mochikit/content/browser-test.js:Tester_execTest/<:1093
03:46:23     INFO - chrome://mochikit/content/browser-test.js:Tester_execTest:1084
03:46:23     INFO - chrome://mochikit/content/browser-test.js:nextTest/<:982
03:46:23     INFO - chrome://mochikit/content/tests/SimpleTest/SimpleTest.js:SimpleTest.waitForFocus/waitForFocusInner/focusedOrLoaded/<:803
03:46:23     INFO - TEST-PASS | browser/base/content/test/performance/browser_preferences_usage.js | Whitelist item layout.css.dpi should be accessed at most 35 times. - 31 <= 35 - 

Justin can you take a look or assign someone?

Comment 9

[Intermittent Failures Robot]

43 failures in 2387 pushes (0.018 failures/push) were associated with this bug in the last 7 days.

This is the #20 most frequent failure this week.

** This failure happened more than 30 times this week! Resolving this bug is a high priority. **

** Try to resolve this bug as soon as possible. If unresolved for 2 weeks, the affected test(s) may be disabled. ** 

Repository breakdown:
* mozilla-inbound: 9
* autoland: 16
* try: 12
* mozilla-central: 6

Platform breakdown:
* linux32: 3
* osx-10-10: 34
* macosx64-qr: 1
* linux64-qr: 1
* linux64: 4

For more details, see:
https://treeherder.mozilla.org/intermittent-failures.html#/bugdetails?bug=1498079&startday=2018-11-19&endday=2018-11-25&tree=all

Comment 10

[Intermittent Failures Robot]

4 failures in 2808 pushes (0.001 failures/push) were associated with this bug in the last 7 days.

Repository breakdown:
* autoland: 1
* mozilla-central: 2
* try: 1

Platform breakdown:
* osx-10-10: 4

For more details, see:
https://treeherder.mozilla.org/intermittent-failures.html#/bugdetails?bug=1498079&startday=2018-11-26&endday=2018-12-02&tree=all

Comment 11

[Intermittent Failures Robot]

1 failures in 1862 pushes (0.001 failures/push) were associated with this bug in the last 7 days.

Repository breakdown:
* mozilla-central: 1

Platform breakdown:
* linux64-ccov: 1

For more details, see:
https://treeherder.mozilla.org/intermittent-failures.html#/bugdetails?bug=1498079&startday=2018-12-03&endday=2018-12-09&tree=all

Comment 12

[Intermittent Failures Robot]

1 failures in 1008 pushes (0.001 failures/push) were associated with this bug in the last 7 days.

Repository breakdown:
* mozilla-inbound: 1

Platform breakdown:
* osx-10-10: 1

For more details, see:
https://treeherder.mozilla.org/intermittent-failures.html#/bugdetails?bug=1498079&startday=2018-12-24&endday=2018-12-30&tree=all

Comment 13

[Justin Dolske [:Dolske]]

Declaring new-year needinfo bankruptcy.

But over to mconley to see if he cares to consider prioritizing.

Comment 14

[Intermittent Failures Robot]

1 failures in 2627 pushes (0.0 failures/push) were associated with this bug in the last 7 days.

Repository breakdown:

• try: 1

Platform breakdown:

• osx-10-10: 1

For more details, see:
https://treeherder.mozilla.org/intermittent-failures.html#/bugdetails?bug=1498079&startday=2019-01-07&endday=2019-01-13&tree=all

Comment 15

[Mike Conley (:mconley) (:⚙️)]

https://treeherder.mozilla.org/#/jobs?repo=try&revision=e34898853ceb858ec81f907a3b2608e9006767c5

Comment 16

[Mike Conley (:mconley) (:⚙️)]

Attachment: Bug 1498079 - Use a var cache for the PreallocatedProcessManager delay pref. r?jld

This should allow us to avoid accessing this pref too many times during start-up.

Comment 17

[Pulsebot]

Pushed by [e-mail]:
https://hg.mozilla.org/integration/autoland/rev/4dfee3ce7d5e
Use a var cache for the PreallocatedProcessManager delay pref. r=jld

Comment 18

[Daniel Varga [:dvarga]]

https://hg.mozilla.org/mozilla-central/rev/4dfee3ce7d5e