Perfherder has detected a raptor performance regression from push [293fc8f2ed921584a6e413aca2099acfa955e75d](https://hg.mozilla.org/integration/autoland/pushloghtml?changeset=293fc8f2ed921584a6e413aca2099acfa955e75d). As author of one of the patches included in that push, we need your help to address this regression. == Change summary for alert #26302 (as of Tue, 23 Jun 2020 05:59:07 GMT) == Regressions: 44% raptor-tp6-microsoft-firefox-cold not-replayed linux64-shippable-qr opt 128.08 -> 184.17 43% raptor-tp6-microsoft-firefox-cold not-replayed linux64-shippable opt 124.23 -> 177.67 32% raptor-tp6-microsoft-firefox-cold loadtime macosx1014-64-shippable opt 918.46 -> 1,212.17 28% raptor-tp6-instagram-firefox-cold loadtime macosx1014-64-shippable opt 1,640.92 -> 2,097.58 23% raptor-tp6-microsoft-firefox-cold loadtime linux64-shippable opt 668.42 -> 820.42 19% raptor-tp6-facebook-redesign-firefox-cold not-replayed macosx1014-64-shippable opt 248.50 -> 295.92 18% raptor-tp6-microsoft-firefox-cold loadtime linux64-shippable-qr opt 677.75 -> 798.58 16% raptor-tp6-instagram-firefox-cold loadtime linux64-shippable-qr opt 1,169.77 -> 1,355.00 13% raptor-tp6-microsoft-firefox-cold loadtime windows7-32-shippable opt 580.42 -> 653.08 12% raptor-tp6-microsoft-firefox-cold loadtime windows10-64-shippable opt 588.50 -> 656.17 7% raptor-tp6-instagram-firefox-cold replayed windows10-64-shippable-qr opt 1,229.08 -> 1,145.08 6% raptor-tp6-instagram-firefox-cold replayed windows10-64-shippable opt 1,228.67 -> 1,150.42 6% raptor-tp6-microsoft-firefox-cold confidence linux64-shippable-qr opt 84.42 -> 79.25 6% raptor-tp6-microsoft-firefox-cold confidence linux64-shippable opt 84.92 -> 79.75 6% raptor-tp6-twitter-firefox-cold loadtime windows10-64-shippable opt 1,366.08 -> 1,443.58 6% raptor-tp6-twitter-firefox-cold loadtime linux64-shippable opt 1,445.00 -> 1,524.92 5% raptor-tp6-twitter-firefox-cold loadtime windows10-64-shippable-qr opt 1,357.85 -> 1,432.17 5% raptor-tp6-twitter-firefox-cold loadtime windows7-32-shippable opt 1,363.83 -> 1,433.67 5% raptor-tp6-instagram-firefox-cold replayed windows7-32-shippable opt 1,220.85 -> 1,159.08 4% raptor-tp6-instagram-firefox-cold replayed linux64-shippable opt 1,258.54 -> 1,202.08 4% raptor-motionmark-animometer-firefox windows10-64-shippable-qr opt 45.85 -> 44.08 Improvements: 19% raptor-tp6-facebook-redesign-firefox-cold windows7-32-shippable opt 960.52 -> 781.18 18% raptor-tp6-yahoo-mail-firefox-cold not-replayed macosx1014-64-shippable opt 290.17 -> 237.92 18% raptor-tp6-facebook-redesign-firefox-cold windows10-64-shippable opt 968.64 -> 795.86 18% raptor-tp6-yahoo-mail-firefox-cold not-replayed linux64-shippable-qr opt 300.83 -> 247.75 17% raptor-tp6-yahoo-mail-firefox-cold not-replayed windows10-64-shippable-qr opt 292.33 -> 243.00 17% raptor-tp6-facebook-redesign-firefox-cold fcp windows10-64-shippable-qr opt 944.75 -> 787.08 17% raptor-tp6-yahoo-mail-firefox-cold not-replayed linux64-shippable opt 299.92 -> 250.00 16% raptor-tp6-facebook-redesign-firefox-cold windows10-64-shippable-qr opt 908.43 -> 758.67 16% raptor-tp6-facebook-redesign-firefox-cold fcp windows7-32-shippable opt 1,053.25 -> 880.33 16% raptor-tp6-facebook-redesign-firefox-cold fcp linux64-shippable opt 1,002.17 -> 841.25 16% raptor-tp6-facebook-redesign-firefox-cold fcp windows10-64-shippable opt 1,054.92 -> 888.42 15% raptor-tp6-facebook-redesign-firefox-cold fcp linux64-shippable-qr opt 1,064.25 -> 901.08 15% raptor-tp6-google-mail-firefox-cold replayed linux64-shippable-qr opt 1,358.92 -> 1,565.42 14% raptor-tp6-yahoo-mail-firefox-cold not-replayed windows7-32-shippable opt 292.38 -> 250.08 13% raptor-tp6-facebook-redesign-firefox-cold linux64-shippable-qr opt 941.59 -> 815.43 13% raptor-tp6-facebook-redesign-firefox-cold linux64-shippable opt 902.88 -> 784.32 13% raptor-tp6-facebook-redesign-firefox-cold fcp macosx1014-64-shippable opt 1,471.85 -> 1,282.17 12% raptor-tp6-facebook-redesign-firefox-cold macosx1014-64-shippable opt 1,369.50 -> 1,208.48 10% raptor-tp6-facebook-redesign-firefox-cold not-replayed linux64-shippable opt 349.83 -> 314.42 8% raptor-tp6-facebook-redesign-firefox-cold not-replayed linux64-shippable-qr opt 353.67 -> 326.58 7% raptor-tp6-twitter-firefox-cold fcp linux64-shippable-qr opt 631.50 -> 586.50 7% raptor-tp6-twitter-firefox-cold fcp linux64-shippable opt 611.42 -> 571.25 6% raptor-tp6-microsoft-firefox-cold fcp linux64-shippable opt 504.17 -> 473.75 6% raptor-tp6-ebay-firefox-cold fcp windows10-64-shippable-qr opt 580.92 -> 546.83 6% raptor-tp6-microsoft-firefox-cold fcp linux64-shippable-qr opt 551.15 -> 520.08 5% raptor-tp6-twitter-firefox-cold fcp windows10-64-shippable opt 590.75 -> 558.92 5% raptor-webaudio-firefox linux64-shippable-qr opt 143.25 -> 135.83 5% raptor-tp6-twitter-firefox-cold fcp windows10-64-shippable-qr opt 559.58 -> 532.75 5% raptor-tp6-twitch-firefox-cold fcp linux64-shippable-qr opt 104.67 -> 99.83 5% raptor-webaudio-firefox linux64-shippable opt 137.67 -> 131.33 4% raptor-tp6-facebook-redesign-firefox-cold not-replayed windows10-64-shippable-qr opt 356.15 -> 340.58 4% raptor-tp6-facebook-firefox-cold fcp linux64-shippable opt 701.33 -> 671.00 4% raptor-tp6-yahoo-mail-firefox-cold confidence macosx1014-64-shippable opt 76.54 -> 79.75 4% raptor-tp6-yahoo-mail-firefox-cold confidence linux64-shippable-qr opt 76.00 -> 79.17 4% raptor-tp6-twitter-firefox-cold fcp windows7-32-shippable opt 585.21 -> 561.17 4% raptor-tp6-twitter-firefox-cold linux64-shippable opt 737.71 -> 707.82 4% raptor-tp6-twitter-firefox-cold linux64-shippable-qr opt 747.11 -> 717.19 4% raptor-tp6-yahoo-mail-firefox-cold confidence linux64-shippable opt 75.00 -> 78.00 4% raptor-tp6-reddit-firefox-cold loadtime linux64-shippable opt 2,805.08 -> 2,696.17 4% raptor-motionmark-htmlsuite-firefox linux64-shippable opt 31.21 -> 32.42 4% raptor-tp6-facebook-firefox-cold linux64-shippable opt 963.40 -> 926.84 4% raptor-tp6-reddit-firefox-cold linux64-shippable-qr opt 746.37 -> 718.76 4% raptor-tp6-microsoft-firefox-cold fcp windows10-64-shippable opt 466.75 -> 449.58 4% raptor-tp6-facebook-firefox-cold fcp windows10-64-shippable opt 692.00 -> 667.50 3% raptor-tp6-facebook-firefox-cold fcp linux64-shippable-qr opt 718.83 -> 694.25 3% raptor-tp6-facebook-firefox-cold fcp windows10-64-shippable-qr opt 665.15 -> 643.75 3% raptor-tp6-yahoo-mail-firefox-cold confidence windows7-32-shippable opt 76.46 -> 78.92 3% raptor-tp6-microsoft-firefox-cold fcp windows7-32-shippable opt 464.50 -> 449.83 3% raptor-tp6-facebook-firefox-cold linux64-shippable-qr opt 981.29 -> 951.21 3% raptor-tp6-twitter-firefox-cold windows10-64-shippable opt 690.42 -> 669.28 3% raptor-tp6-facebook-firefox-cold windows10-64-shippable-qr opt 841.14 -> 818.27 3% raptor-tp6-twitter-firefox-cold windows10-64-shippable-qr opt 677.14 -> 659.45 3% raptor-tp6-reddit-firefox-cold linux64-shippable opt 719.54 -> 700.85 2% raptor-tp6-microsoft-firefox-cold windows10-64-shippable-qr opt 473.71 -> 461.90 2% raptor-tp6-microsoft-firefox-cold fcp windows10-64-shippable-qr opt 509.08 -> 496.83 2% raptor-tp6-facebook-firefox-cold loadtime linux64-shippable opt 2,685.77 -> 2,626.00 2% raptor-stylebench-firefox linux64-shippable-qr opt 44.24 -> 45.20 2% raptor-tp6-yahoo-mail-firefox-cold loadtime linux64-shippable-qr opt 952.54 -> 932.83 2% raptor-tp6-twitch-firefox-cold linux64-shippable-qr opt 261.22 -> 255.91 For up to date results, see: https://treeherder.mozilla.org/perf.html#/alerts?id=26302 Details of the alert can be found in the [alert summary](https://treeherder.mozilla.org/perf.html#/alerts?id=26302), including links to graphs and comparisons for each of the affected tests. Please follow our [guide to handling regression bugs](https://wiki.mozilla.org/TestEngineering/Performance/Handling_regression_bugs) and **let us know your plans within 3 business days, or the offending patch(es) will be backed out** in accordance with our [regression policy](https://www.mozilla.org/en-US/about/governance/policies/regressions/). For more information on performance sheriffing please see our [FAQ](https://wiki.mozilla.org/TestEngineering/Performance/FAQ).
Bug 1647646 Comment 0 Edit History
Note: The actual edited comment in the bug view page will always show the original commenter’s name and original timestamp.
Perfherder has detected a raptor performance regression from push [293fc8f2ed921584a6e413aca2099acfa955e75d](https://hg.mozilla.org/releases/mozilla-beta/rev/293fc8f2ed921584a6e413aca2099acfa955e75d). As author of one of the patches included in that push, we need your help to address this regression. == Change summary for alert #26302 (as of Tue, 23 Jun 2020 05:59:07 GMT) == Regressions: 44% raptor-tp6-microsoft-firefox-cold not-replayed linux64-shippable-qr opt 128.08 -> 184.17 43% raptor-tp6-microsoft-firefox-cold not-replayed linux64-shippable opt 124.23 -> 177.67 32% raptor-tp6-microsoft-firefox-cold loadtime macosx1014-64-shippable opt 918.46 -> 1,212.17 28% raptor-tp6-instagram-firefox-cold loadtime macosx1014-64-shippable opt 1,640.92 -> 2,097.58 23% raptor-tp6-microsoft-firefox-cold loadtime linux64-shippable opt 668.42 -> 820.42 19% raptor-tp6-facebook-redesign-firefox-cold not-replayed macosx1014-64-shippable opt 248.50 -> 295.92 18% raptor-tp6-microsoft-firefox-cold loadtime linux64-shippable-qr opt 677.75 -> 798.58 16% raptor-tp6-instagram-firefox-cold loadtime linux64-shippable-qr opt 1,169.77 -> 1,355.00 13% raptor-tp6-microsoft-firefox-cold loadtime windows7-32-shippable opt 580.42 -> 653.08 12% raptor-tp6-microsoft-firefox-cold loadtime windows10-64-shippable opt 588.50 -> 656.17 7% raptor-tp6-instagram-firefox-cold replayed windows10-64-shippable-qr opt 1,229.08 -> 1,145.08 6% raptor-tp6-instagram-firefox-cold replayed windows10-64-shippable opt 1,228.67 -> 1,150.42 6% raptor-tp6-microsoft-firefox-cold confidence linux64-shippable-qr opt 84.42 -> 79.25 6% raptor-tp6-microsoft-firefox-cold confidence linux64-shippable opt 84.92 -> 79.75 6% raptor-tp6-twitter-firefox-cold loadtime windows10-64-shippable opt 1,366.08 -> 1,443.58 6% raptor-tp6-twitter-firefox-cold loadtime linux64-shippable opt 1,445.00 -> 1,524.92 5% raptor-tp6-twitter-firefox-cold loadtime windows10-64-shippable-qr opt 1,357.85 -> 1,432.17 5% raptor-tp6-twitter-firefox-cold loadtime windows7-32-shippable opt 1,363.83 -> 1,433.67 5% raptor-tp6-instagram-firefox-cold replayed windows7-32-shippable opt 1,220.85 -> 1,159.08 4% raptor-tp6-instagram-firefox-cold replayed linux64-shippable opt 1,258.54 -> 1,202.08 4% raptor-motionmark-animometer-firefox windows10-64-shippable-qr opt 45.85 -> 44.08 Improvements: 19% raptor-tp6-facebook-redesign-firefox-cold windows7-32-shippable opt 960.52 -> 781.18 18% raptor-tp6-yahoo-mail-firefox-cold not-replayed macosx1014-64-shippable opt 290.17 -> 237.92 18% raptor-tp6-facebook-redesign-firefox-cold windows10-64-shippable opt 968.64 -> 795.86 18% raptor-tp6-yahoo-mail-firefox-cold not-replayed linux64-shippable-qr opt 300.83 -> 247.75 17% raptor-tp6-yahoo-mail-firefox-cold not-replayed windows10-64-shippable-qr opt 292.33 -> 243.00 17% raptor-tp6-facebook-redesign-firefox-cold fcp windows10-64-shippable-qr opt 944.75 -> 787.08 17% raptor-tp6-yahoo-mail-firefox-cold not-replayed linux64-shippable opt 299.92 -> 250.00 16% raptor-tp6-facebook-redesign-firefox-cold windows10-64-shippable-qr opt 908.43 -> 758.67 16% raptor-tp6-facebook-redesign-firefox-cold fcp windows7-32-shippable opt 1,053.25 -> 880.33 16% raptor-tp6-facebook-redesign-firefox-cold fcp linux64-shippable opt 1,002.17 -> 841.25 16% raptor-tp6-facebook-redesign-firefox-cold fcp windows10-64-shippable opt 1,054.92 -> 888.42 15% raptor-tp6-facebook-redesign-firefox-cold fcp linux64-shippable-qr opt 1,064.25 -> 901.08 15% raptor-tp6-google-mail-firefox-cold replayed linux64-shippable-qr opt 1,358.92 -> 1,565.42 14% raptor-tp6-yahoo-mail-firefox-cold not-replayed windows7-32-shippable opt 292.38 -> 250.08 13% raptor-tp6-facebook-redesign-firefox-cold linux64-shippable-qr opt 941.59 -> 815.43 13% raptor-tp6-facebook-redesign-firefox-cold linux64-shippable opt 902.88 -> 784.32 13% raptor-tp6-facebook-redesign-firefox-cold fcp macosx1014-64-shippable opt 1,471.85 -> 1,282.17 12% raptor-tp6-facebook-redesign-firefox-cold macosx1014-64-shippable opt 1,369.50 -> 1,208.48 10% raptor-tp6-facebook-redesign-firefox-cold not-replayed linux64-shippable opt 349.83 -> 314.42 8% raptor-tp6-facebook-redesign-firefox-cold not-replayed linux64-shippable-qr opt 353.67 -> 326.58 7% raptor-tp6-twitter-firefox-cold fcp linux64-shippable-qr opt 631.50 -> 586.50 7% raptor-tp6-twitter-firefox-cold fcp linux64-shippable opt 611.42 -> 571.25 6% raptor-tp6-microsoft-firefox-cold fcp linux64-shippable opt 504.17 -> 473.75 6% raptor-tp6-ebay-firefox-cold fcp windows10-64-shippable-qr opt 580.92 -> 546.83 6% raptor-tp6-microsoft-firefox-cold fcp linux64-shippable-qr opt 551.15 -> 520.08 5% raptor-tp6-twitter-firefox-cold fcp windows10-64-shippable opt 590.75 -> 558.92 5% raptor-webaudio-firefox linux64-shippable-qr opt 143.25 -> 135.83 5% raptor-tp6-twitter-firefox-cold fcp windows10-64-shippable-qr opt 559.58 -> 532.75 5% raptor-tp6-twitch-firefox-cold fcp linux64-shippable-qr opt 104.67 -> 99.83 5% raptor-webaudio-firefox linux64-shippable opt 137.67 -> 131.33 4% raptor-tp6-facebook-redesign-firefox-cold not-replayed windows10-64-shippable-qr opt 356.15 -> 340.58 4% raptor-tp6-facebook-firefox-cold fcp linux64-shippable opt 701.33 -> 671.00 4% raptor-tp6-yahoo-mail-firefox-cold confidence macosx1014-64-shippable opt 76.54 -> 79.75 4% raptor-tp6-yahoo-mail-firefox-cold confidence linux64-shippable-qr opt 76.00 -> 79.17 4% raptor-tp6-twitter-firefox-cold fcp windows7-32-shippable opt 585.21 -> 561.17 4% raptor-tp6-twitter-firefox-cold linux64-shippable opt 737.71 -> 707.82 4% raptor-tp6-twitter-firefox-cold linux64-shippable-qr opt 747.11 -> 717.19 4% raptor-tp6-yahoo-mail-firefox-cold confidence linux64-shippable opt 75.00 -> 78.00 4% raptor-tp6-reddit-firefox-cold loadtime linux64-shippable opt 2,805.08 -> 2,696.17 4% raptor-motionmark-htmlsuite-firefox linux64-shippable opt 31.21 -> 32.42 4% raptor-tp6-facebook-firefox-cold linux64-shippable opt 963.40 -> 926.84 4% raptor-tp6-reddit-firefox-cold linux64-shippable-qr opt 746.37 -> 718.76 4% raptor-tp6-microsoft-firefox-cold fcp windows10-64-shippable opt 466.75 -> 449.58 4% raptor-tp6-facebook-firefox-cold fcp windows10-64-shippable opt 692.00 -> 667.50 3% raptor-tp6-facebook-firefox-cold fcp linux64-shippable-qr opt 718.83 -> 694.25 3% raptor-tp6-facebook-firefox-cold fcp windows10-64-shippable-qr opt 665.15 -> 643.75 3% raptor-tp6-yahoo-mail-firefox-cold confidence windows7-32-shippable opt 76.46 -> 78.92 3% raptor-tp6-microsoft-firefox-cold fcp windows7-32-shippable opt 464.50 -> 449.83 3% raptor-tp6-facebook-firefox-cold linux64-shippable-qr opt 981.29 -> 951.21 3% raptor-tp6-twitter-firefox-cold windows10-64-shippable opt 690.42 -> 669.28 3% raptor-tp6-facebook-firefox-cold windows10-64-shippable-qr opt 841.14 -> 818.27 3% raptor-tp6-twitter-firefox-cold windows10-64-shippable-qr opt 677.14 -> 659.45 3% raptor-tp6-reddit-firefox-cold linux64-shippable opt 719.54 -> 700.85 2% raptor-tp6-microsoft-firefox-cold windows10-64-shippable-qr opt 473.71 -> 461.90 2% raptor-tp6-microsoft-firefox-cold fcp windows10-64-shippable-qr opt 509.08 -> 496.83 2% raptor-tp6-facebook-firefox-cold loadtime linux64-shippable opt 2,685.77 -> 2,626.00 2% raptor-stylebench-firefox linux64-shippable-qr opt 44.24 -> 45.20 2% raptor-tp6-yahoo-mail-firefox-cold loadtime linux64-shippable-qr opt 952.54 -> 932.83 2% raptor-tp6-twitch-firefox-cold linux64-shippable-qr opt 261.22 -> 255.91 For up to date results, see: https://treeherder.mozilla.org/perf.html#/alerts?id=26302 Details of the alert can be found in the [alert summary](https://treeherder.mozilla.org/perf.html#/alerts?id=26302), including links to graphs and comparisons for each of the affected tests. Please follow our [guide to handling regression bugs](https://wiki.mozilla.org/TestEngineering/Performance/Handling_regression_bugs) and **let us know your plans within 3 business days, or the offending patch(es) will be backed out** in accordance with our [regression policy](https://www.mozilla.org/en-US/about/governance/policies/regressions/). For more information on performance sheriffing please see our [FAQ](https://wiki.mozilla.org/TestEngineering/Performance/FAQ).