Non-Regression : Page Becomes unresponsive on Selecting 'CPU Throttling' options from Timeline |
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Issue descriptionVersion:54.0.2840.8 OS: Windows What steps will reproduce the problem? (1)Launch Chrome -> Open any Page (Ex: Go to chrome://downloads) Page (2)Now press F12 to open Dev Tools -> Go to Timeline Section and select any 'CPU Throttling' options(Ex: High end Device) (3)Now close the Dev Tools ->Now Again Open Dev tools and close it(Please refer Video)and observe Expected:Page should not become unresponsive Actual: Instead Page Becomes unresponsive on Selecting 'CPU Throttling' options from Timeline Note: 1.After closing Dev tools for Second time open New tab and again go to Chrome://downloads page and observe page is seen Blank 2.Issue is not seen on Linux OS This is Non-Regression Issue as 'CPU Throttling' dropdown is introduced from 54.0.2835.0 MANUAL CHANGELOG URL: https://chromium.googlesource.com/chromium/src/+log/54.0.2834.0..54.0.2835.0?pretty=fuller&n=10000 Suspecting https://codereview.chromium.org/2262543002 from Manual Changelog @alph: Please feel free to re-assign if its not related to your change
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Sep 15 2016
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Sep 15 2016
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Oct 7 2016
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Oct 8 2016
The following revision refers to this bug: https://chromium.googlesource.com/chromium/src.git/+/ed96d750e94db5c11d44b987d7a1995a46f69fb4 commit ed96d750e94db5c11d44b987d7a1995a46f69fb4 Author: alph <alph@chromium.org> Date: Fri Oct 07 23:59:45 2016 DevTools: Fix CPU page becoming unresponsive with timeline CPU throttling on Win BUG= 643127 Review-Url: https://codereview.chromium.org/2400363002 Cr-Commit-Position: refs/heads/master@{#424021} [modify] https://crrev.com/ed96d750e94db5c11d44b987d7a1995a46f69fb4/content/renderer/devtools/devtools_cpu_throttler.cc
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Oct 8 2016
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Oct 8 2016
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Oct 8 2016
[Automated comment] Less than 2 weeks to go before stable on M54, manual review required.
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Oct 8 2016
Your change meets the bar and is auto-approved for M55 (branch: 2883)
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Oct 10 2016
The following revision refers to this bug: https://chromium.googlesource.com/chromium/src.git/+/e7eb72e767d09b245a92c689d5ab70de24989982 commit e7eb72e767d09b245a92c689d5ab70de24989982 Author: Alexei Filippov <alph@chromium.org> Date: Mon Oct 10 18:38:56 2016 DevTools: Fix CPU page becoming unresponsive with timeline CPU throttling on Win BUG= 643127 Review-Url: https://codereview.chromium.org/2400363002 Cr-Commit-Position: refs/heads/master@{#424021} (cherry picked from commit ed96d750e94db5c11d44b987d7a1995a46f69fb4) Review URL: https://codereview.chromium.org/2407773003 . Cr-Commit-Position: refs/branch-heads/2883@{#16} Cr-Branched-From: 614d31daee2f61b0180df403a8ad43f20b9f6dd7-refs/heads/master@{#423768} [modify] https://crrev.com/e7eb72e767d09b245a92c689d5ab70de24989982/content/renderer/devtools/devtools_cpu_throttler.cc
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Oct 10 2016
Approved for 54, please make sure the merge happens before 5pm so that it will be included in today's stable cut.
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Oct 10 2016
The following revision refers to this bug: https://chromium.googlesource.com/chromium/src.git/+/20ddd909068fb2bc09ea9e7e54d955780d45e1af commit 20ddd909068fb2bc09ea9e7e54d955780d45e1af Author: Alexei Filippov <alph@chromium.org> Date: Mon Oct 10 22:36:45 2016 DevTools: Fix CPU page becoming unresponsive with timeline CPU throttling on Win BUG= 643127 Review-Url: https://codereview.chromium.org/2400363002 Cr-Commit-Position: refs/heads/master@{#424021} (cherry picked from commit ed96d750e94db5c11d44b987d7a1995a46f69fb4) Review URL: https://codereview.chromium.org/2403253002 . Cr-Commit-Position: refs/branch-heads/2840@{#710} Cr-Branched-From: 1ae106dbab4bddd85132d5b75c670794311f4c57-refs/heads/master@{#414607} [modify] https://crrev.com/20ddd909068fb2bc09ea9e7e54d955780d45e1af/content/renderer/devtools/devtools_cpu_throttler.cc
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Oct 10 2016
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Oct 11 2016
Verified the fix on Chrome version 55.0.2883.9 on Windows 7 and 10, Followed steps provided in bug report and no unresponsive page or blank page was observed.
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Oct 12 2016
Tested the issue on windows 7 using chrome version 54.0.2840.59 with the steps mentioned in comment #0.Fix is working fine,not observed any issue upon the closing the devtools after selecting the CPU Throttling. Please find the attached screen cast for the same. Adding TE-Verified labels.
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Oct 27 2016
The following revision refers to this bug: https://chromium.googlesource.com/chromium/src.git/+/e7eb72e767d09b245a92c689d5ab70de24989982 commit e7eb72e767d09b245a92c689d5ab70de24989982 Author: Alexei Filippov <alph@chromium.org> Date: Mon Oct 10 18:38:56 2016 DevTools: Fix CPU page becoming unresponsive with timeline CPU throttling on Win BUG= 643127 Review-Url: https://codereview.chromium.org/2400363002 Cr-Commit-Position: refs/heads/master@{#424021} (cherry picked from commit ed96d750e94db5c11d44b987d7a1995a46f69fb4) Review URL: https://codereview.chromium.org/2407773003 . Cr-Commit-Position: refs/branch-heads/2883@{#16} Cr-Branched-From: 614d31daee2f61b0180df403a8ad43f20b9f6dd7-refs/heads/master@{#423768} [modify] https://crrev.com/e7eb72e767d09b245a92c689d5ab70de24989982/content/renderer/devtools/devtools_cpu_throttler.cc
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Oct 27 2016
The following revision refers to this bug: https://chromium.googlesource.com/chromium/src.git/+/20ddd909068fb2bc09ea9e7e54d955780d45e1af commit 20ddd909068fb2bc09ea9e7e54d955780d45e1af Author: Alexei Filippov <alph@chromium.org> Date: Mon Oct 10 22:36:45 2016 DevTools: Fix CPU page becoming unresponsive with timeline CPU throttling on Win BUG= 643127 Review-Url: https://codereview.chromium.org/2400363002 Cr-Commit-Position: refs/heads/master@{#424021} (cherry picked from commit ed96d750e94db5c11d44b987d7a1995a46f69fb4) Review URL: https://codereview.chromium.org/2403253002 . Cr-Commit-Position: refs/branch-heads/2840@{#710} Cr-Branched-From: 1ae106dbab4bddd85132d5b75c670794311f4c57-refs/heads/master@{#414607} [modify] https://crrev.com/20ddd909068fb2bc09ea9e7e54d955780d45e1af/content/renderer/devtools/devtools_cpu_throttler.cc |
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Comment 1 by ajha@chromium.org
, Sep 1 2016