bugzilla-data-regressions.json

{"bugs":[{"priority":"--","creation_time":"2020-11-19T07:06:09Z","severity":"S3","component":"Toolchains","id":1678235,"summary":"5.4 - 6.45% raptor-webaudio-firefox (linux64-shippable, linux64-shippable-qr) regression on push c170f9cb5e2c4d80e972f33d3134534ad3de313d (Tue November 17 2020)","op_sys":"Unspecified","last_change_time":"2023-12-21T12:51:03Z","keywords":["perf","perf-alert","regression"],"status":"NEW"},{"status":"ASSIGNED","keywords":["perf","perf-alert","regression","talos-regression"],"last_change_time":"2023-12-21T12:24:39Z","op_sys":"Unspecified","summary":"4.84 - 8.77% startup_about_home_paint_realworld_webextensions (windows10-64-shippable-qr) regression on push 6ca8cea4044a74c89e0137660c243bd542714abc (Mon November 16 2020)","id":1678543,"severity":"S3","component":"Session Restore","creation_time":"2020-11-20T07:38:38Z","priority":"--"},{"component":"Panning and Zooming","severity":"S3","creation_time":"2021-02-12T09:37:45Z","priority":"--","summary":"11.15 - 11.5% amazon-search LastVisualChange (android-hw-g5-7-0-arm7-api-16-shippable) regression on push bd2b705457a3a72b97d343eb1ffa29a3bd9a7ecd (Tue February 9 2021)","id":1692426,"op_sys":"Unspecified","last_change_time":"2024-12-17T04:48:35Z","keywords":["perf","perf-alert","regression"],"status":"NEW"},{"last_change_time":"2023-12-21T12:48:01Z","keywords":["perf","perf-alert","regression","talos-regression"],"status":"NEW","severity":"S3","component":"Layout","creation_time":"2021-03-30T06:46:34Z","priority":"--","summary":"28.49 - 4.03% tsvg_static / tabswitch + 5 more (Linux, OSX, Windows) regression on Fri March 26 2021","id":1701866,"op_sys":"Unspecified"},{"status":"NEW","keywords":["perf","perf-alert","regression"],"last_change_time":"2024-07-25T18:00:13Z","op_sys":"All","id":1722266,"summary":"9.77 - 2.2% espn fcp / imdb PerceptualSpeedIndex + 113 more (Android) regression on Wed July 21 2021","priority":"--","creation_time":"2021-07-26T07:36:40Z","severity":"S3","component":"General"},{"last_change_time":"2023-06-19T22:21:29Z","keywords":["perf","perf-alert","regression"],"status":"NEW","creation_time":"2021-11-09T09:00:28Z","priority":"--","severity":"S3","component":"Graphics: ImageLib","id":1740206,"summary":"8.2% ebay-kleinanzeigen LastVisualChange (Android) regression on Fri November 5 2021","op_sys":"Unspecified"},{"last_change_time":"2025-06-09T14:37:01Z","status":"REOPENED","keywords":["perf-alert","regression"],"creation_time":"2021-11-10T13:41:32Z","priority":"P2","severity":"S3","component":"Layout","op_sys":"All","id":1740499,"summary":"[fission] Page loads flickers and shows visible redraws (due to too-early paint unsuppression?)"},{"last_change_time":"2024-02-27T19:11:26Z","keywords":["perf","perf-alert","regression"],"status":"NEW","severity":"S3","component":"General","creation_time":"2021-11-29T08:54:56Z","priority":"--","summary":"29.82 - 2.96% damp simple.inspector.reload.DAMP / damp complicated.jsdebugger.open.DAMP + 30 more (Linux, OSX, Windows) regression on Thu November 25 2021","id":1743359,"op_sys":"Unspecified"},{"last_change_time":"2024-08-27T06:59:02Z","status":"NEW","keywords":["perf","perf-alert","regression","talos-regression"],"component":"Audio/Video: Playback","severity":"S3","priority":"--","creation_time":"2021-12-07T15:43:56Z","op_sys":"Unspecified","summary":"70.01 - 48% glvideo Mean tick time across 100 ticks:  / glvideo Mean tick time across 100 ticks:  + 3 more (Linux) regression on Fri December 3 2021","id":1744777},{"creation_time":"2021-12-29T15:25:58Z","priority":"--","severity":"S3","component":"General","op_sys":"Unspecified","id":1747897,"summary":"12.91% build times (Android) regression on Sat December 18 2021","last_change_time":"2023-12-21T12:39:57Z","status":"NEW","keywords":["perf-alert","regression"]},{"keywords":["perf","perf-alert","regression"],"status":"NEW","last_change_time":"2025-03-11T08:55:44Z","id":1764502,"summary":"26.88 - 22.51% reddit-billgates-post-1.posts ContentfulSpeedIndex / reddit-billgates-post-1.posts ContentfulSpeedIndex + 1 more (Linux) regression on Fri April 8 2022","op_sys":"Unspecified","priority":"--","creation_time":"2022-04-13T06:57:35Z","severity":"S3","component":"Widget: Gtk"},{"priority":"--","creation_time":"2022-05-25T11:50:46Z","component":"Graphics: Canvas2D","severity":"S4","op_sys":"Unspecified","id":1771139,"summary":"6.79 - 3.07% google-docs-canvas LastVisualChange / google-docs-canvas FirstVisualChange + 1 more (Linux) regression on Fri May 20 2022","last_change_time":"2023-12-21T12:37:20Z","status":"NEW","keywords":["perf","perf-alert","regression"]},{"keywords":["perf","perf-alert","regression","talos-regression"],"status":"REOPENED","last_change_time":"2024-04-03T02:40:30Z","summary":"16.22 - 12.09% displaylist_mutate / displaylist_mutate + 4 more (Linux, OSX, Windows) regression on Sun November 6 2022","id":1800133,"op_sys":"Unspecified","component":"Graphics: WebRender","severity":"S3","creation_time":"2022-11-10T18:58:44Z","priority":"P2"},{"severity":"--","component":"Graphics: WebGPU","priority":"P2","creation_time":"2022-12-29T15:37:47Z","op_sys":"Unspecified","summary":"12.07 - 10.81% perf_reftest_singletons bloom-basic-2.html / perf_reftest_singletons bloom-basic-2.html + 1 more (OSX) regression on Thu December 22 2022","id":1807935,"last_change_time":"2024-03-21T20:20:06Z","status":"NEW","keywords":["perf","perf-alert","regression","talos-regression"]},{"last_change_time":"2023-06-18T00:31:00Z","keywords":["perf","perf-alert","regression","talos-regression"],"status":"NEW","severity":"S3","component":"Graphics: Canvas2D","creation_time":"2023-03-29T19:13:51Z","priority":"--","summary":"4.45% perf_reftest_singletons bidi-resolution-1.html (Linux) regression on Wed March 15 2023","id":1825403,"op_sys":"Linux"},{"status":"NEW","keywords":["perf","perf-alert","regression"],"last_change_time":"2023-05-23T14:54:15Z","op_sys":"Unspecified","id":1827167,"summary":"1.03 - 1.02% Base Content JS / Base Content JS + 2 more (Linux, OSX, Windows) regression on Mon April 3 2023","priority":"P2","creation_time":"2023-04-10T06:48:08Z","component":"Search","severity":"S3"},{"keywords":["perf","perf-alert","regression"],"status":"ASSIGNED","last_change_time":"2023-08-01T16:45:12Z","id":1833078,"summary":"2.02% Base Content Heap Unclassified (Windows) regression on Mon May 8 2023","op_sys":"Unspecified","creation_time":"2023-05-15T06:47:03Z","priority":"P3","component":"JavaScript Engine","severity":"S3"},{"keywords":["perf","perf-alert","regression"],"status":"NEW","last_change_time":"2023-07-11T02:35:25Z","summary":"4.81 - 4.27% stylebench / stylebench (Windows) regression on Thu June 8 2023","id":1839620,"op_sys":"Unspecified","component":"CSS Parsing and Computation","severity":"S3","priority":"--","creation_time":"2023-06-21T12:03:19Z"},{"priority":"P1","creation_time":"2023-07-09T11:32:20Z","component":"Site Reports","severity":"S2","id":1842437,"summary":"Youtube back navigation has started to fail again in new tabs.","op_sys":"Unspecified","last_change_time":"2026-03-02T15:47:18Z","keywords":["perf-alert","regression","webcompat:contact-ready","webcompat:site-report","webcompat:sitepatch-applied"],"status":"REOPENED"},{"status":"NEW","keywords":["perf-alert","regression"],"last_change_time":"2023-07-18T23:54:10Z","op_sys":"Unspecified","summary":"0.11% installer size (OSX) regression on Wed July 5 2023","id":1842590,"severity":"S3","component":"Gecko Profiler","priority":"P3","creation_time":"2023-07-10T12:29:54Z"},{"last_change_time":"2023-08-04T01:53:30Z","keywords":["perf-alert","regression"],"status":"NEW","component":"General","severity":"S3","creation_time":"2023-07-11T09:05:48Z","priority":"P3","summary":"2.7 - 2.67% compiler_metrics num_static_constructors / compiler_metrics num_static_constructors + 2 more (Linux, Windows) regression on Wed July 5 2023","id":1842759,"op_sys":"Unspecified"},{"op_sys":"Android","id":1844274,"summary":"6.33% google-maps loadtime (Android) regression on Sun July 9 2023","priority":"P3","creation_time":"2023-07-19T07:29:21Z","component":"CSS Parsing and Computation","severity":"S3","status":"NEW","keywords":["perf","perf-alert","regression"],"last_change_time":"2023-11-23T10:58:47Z"},{"status":"NEW","keywords":["perf","perf-alert","regression"],"last_change_time":"2025-03-11T08:50:41Z","op_sys":"Unspecified","summary":"32.47 - 8.33% twitch SpeedIndex / reddit ContentfulSpeedIndex + 5 more (Linux, OSX, Windows) regression on Thu August 3 2023","id":1848291,"component":"Translations","severity":"S3","priority":"--","creation_time":"2023-08-11T08:18:12Z"},{"status":"NEW","keywords":["perf","perf-alert","regression"],"last_change_time":"2023-12-12T08:20:25Z","op_sys":"Unspecified","id":1848354,"summary":"10.43 - 5.31% wikipedia loadtime / wikipedia fcp + 3 more (OSX) regression on Mon August 7 2023","creation_time":"2023-08-11T14:21:07Z","priority":"P1","component":"Internationalization","severity":"S3"},{"component":"Translations","severity":"S3","priority":"--","creation_time":"2023-08-17T13:50:50Z","summary":"2.04 - 1.95% google-mail FirstVisualChange / google-mail FirstVisualChange (Windows) regression on Tue August 8 2023","id":1849155,"op_sys":"Unspecified","last_change_time":"2023-09-07T15:29:55Z","keywords":["perf","perf-alert","regression"],"status":"NEW"},{"last_change_time":"2023-09-19T15:35:59Z","keywords":["perf","perf-alert","regression"],"status":"ASSIGNED","component":"Inspector: Rules","severity":"S3","creation_time":"2023-09-18T08:54:45Z","priority":"--","summary":"Investigate unexpected DAMP tests improvement","id":1853641,"op_sys":"Unspecified"},{"op_sys":"Unspecified","summary":"9.16 - 3.75% facebook LastVisualChange / yahoo-mail SpeedIndex + 1 more (Linux) regression on Thu September 14 2023","id":1853858,"severity":"--","component":"Widget: Gtk","priority":"--","creation_time":"2023-09-19T07:32:00Z","status":"NEW","keywords":["perf","perf-alert","regression"],"last_change_time":"2023-12-21T12:05:47Z"},{"last_change_time":"2023-09-20T22:28:44Z","status":"NEW","keywords":["perf","perf-alert","regression"],"priority":"--","creation_time":"2023-09-20T06:58:57Z","severity":"--","component":"Widget: Gtk","op_sys":"Unspecified","id":1854057,"summary":"3.38% yahoo-mail SpeedIndex (Linux) regression on Thu September 14 2023"},{"keywords":["perf-alert","regression"],"status":"NEW","last_change_time":"2023-11-28T20:55:19Z","summary":"0.27% installer size (OSX) regression on Fri September 15 2023","id":1854401,"op_sys":"Unspecified","component":"CSS Parsing and Computation","severity":"S3","creation_time":"2023-09-21T14:51:44Z","priority":"--"},{"component":"Performance","severity":"S3","priority":"P5","creation_time":"2023-10-12T07:04:43Z","summary":"Beta 119 Performance changes when we unset EARLY_BETA_OR_EARLIER","id":1858604,"op_sys":"Unspecified","last_change_time":"2023-12-27T18:55:54Z","keywords":["perf","perf-alert","regression"],"status":"NEW"},{"last_change_time":"2025-05-05T02:09:30Z","status":"NEW","keywords":["perf","perf-alert","regression"],"severity":"S3","component":"Performance","creation_time":"2023-10-19T20:23:19Z","priority":"P2","op_sys":"Unspecified","summary":"17.63 - 8.9% assorted-dom / assorted-dom (Linux) regression on Fri October 13 2023","id":1860168},{"last_change_time":"2023-12-27T18:55:54Z","status":"NEW","keywords":["perf","perf-alert","regression"],"creation_time":"2023-10-31T14:17:03Z","priority":"P5","component":"Performance","severity":"S3","op_sys":"Unspecified","id":1862221,"summary":"Beta 120 Performance changes when we unset EARLY_BETA_OR_EARLIER"},{"severity":"S4","component":"DOM: Navigation","creation_time":"2023-11-21T14:07:09Z","priority":"--","summary":"11.66 - 2.62% facebook-cristiano ContentfulSpeedIndex / paypal loadtime + 2 more (Android, Windows) regression on Tue November 14 2023","id":1865831,"op_sys":"Unspecified","last_change_time":"2023-12-18T13:18:10Z","keywords":["perf","perf-alert","regression"],"status":"NEW"},{"component":"DOM: Core & HTML","severity":"S4","creation_time":"2023-11-27T13:19:35Z","priority":"P3","summary":"3.22 - 2.04% Base Content Heap Unclassified / Base Content Heap Unclassified + 1 more (Linux, Windows) regression on Tue November 21 2023","id":1866783,"op_sys":"Unspecified","last_change_time":"2025-03-20T19:32:49Z","keywords":["perf","perf-alert","regression"],"status":"NEW"},{"op_sys":"Unspecified","summary":"Beta 121 Performance changes when we unset EARLY_BETA_OR_EARLIER","id":1867868,"severity":"S3","component":"Performance","creation_time":"2023-12-01T21:17:36Z","priority":"P5","status":"NEW","keywords":["perf","perf-alert","regression"],"last_change_time":"2024-01-16T10:43:21Z"},{"creation_time":"2023-12-11T09:39:23Z","priority":"P3","component":"Console","severity":"S3","op_sys":"Unspecified","id":1869244,"summary":"17.93 - 12.89% damp console.autocomplete.longInput / damp console.autocomplete.longInput + 8 more (Linux, OSX, Windows) regression on Tue November 14 2023","last_change_time":"2024-01-09T13:28:05Z","status":"NEW","keywords":["perf","perf-alert","regression"]},{"component":"Audio/Video","severity":"S3","creation_time":"2023-12-14T16:17:57Z","priority":"P3","summary":"1.94 - 1.83% compiler_metrics num_static_constructors / compiler_metrics num_static_constructors (Windows) regression on Fri December 8 2023","id":1870074,"op_sys":"Unspecified","last_change_time":"2024-02-06T16:33:40Z","keywords":["perf-alert","regression"],"status":"NEW"},{"keywords":["perf","perf-alert","regression","talos-regression"],"status":"NEW","last_change_time":"2024-03-14T19:23:27Z","summary":"30 - 6.86% perf_reftest_singletons getElementById-1.html / perf_reftest_singletons attr-selector-1.html + 3 more (Linux) regression on Fri December 8 2023","id":1870279,"op_sys":"Unspecified","severity":"S4","component":"Performance: General","priority":"P3","creation_time":"2023-12-15T15:13:33Z"},{"status":"NEW","keywords":["perf","perf-alert","regression","talos-regression"],"last_change_time":"2024-01-19T16:06:37Z","op_sys":"Unspecified","id":1870869,"summary":"13.66 - 6.8% canvas2dvideo Mean tick time across 100 ticks:  / canvas2dvideo Mean tick time across 100 ticks:  + 1 more (Windows) regression on Thu December 7 2023","creation_time":"2023-12-19T16:16:00Z","priority":"P2","severity":"S3","component":"Graphics: Canvas2D"},{"severity":"S4","component":"Audio/Video","priority":"--","creation_time":"2023-12-27T14:24:08Z","summary":"8.16 - 3.36% compiler_metrics num_static_constructors / compiler_metrics num_static_constructors + 2 more (Linux, OSX) regression on Tue December 19 2023","id":1872152,"op_sys":"Unspecified","last_change_time":"2024-02-07T14:42:17Z","keywords":["perf-alert","regression"],"status":"NEW"},{"last_change_time":"2026-02-12T13:29:52Z","status":"NEW","keywords":["perf","perf-alert","regression"],"priority":"P5","creation_time":"2023-12-27T18:55:54Z","component":"Performance","severity":"S3","op_sys":"Unspecified","id":1872172,"summary":"Beta 122 Performance changes when we unset EARLY_BETA_OR_EARLIER"},{"severity":"S3","component":"Inspector: Rules","creation_time":"2024-01-15T08:09:32Z","priority":"P3","summary":"3.55 - 2.25% damp console.typing / damp console.autocomplete.longInput + 3 more (Windows) regression on Thu January 11 2024","id":1874648,"op_sys":"Unspecified","last_change_time":"2024-01-16T16:47:02Z","keywords":["perf","perf-alert","regression"],"status":"NEW"},{"last_change_time":"2024-05-20T14:59:31Z","status":"NEW","keywords":["perf","perf-alert","regression"],"severity":"S3","component":"Debugger","creation_time":"2024-01-19T13:05:49Z","priority":"P3","op_sys":"Unspecified","summary":"17.06 - 4.16% damp custom.styleeditor.close.DAMP / damp custom.styleeditor.open.DAMP + 9 more (Linux, Windows) regression on Mon January 15 2024","id":1875468},{"severity":"S3","component":"Debugger","priority":"P2","creation_time":"2024-01-19T13:22:12Z","op_sys":"Unspecified","summary":"39.34 - 4.63% damp custom.pretty-print.jsdebugger.reload.DAMP / damp server.protocoljs.DAMP + 5 more (Linux, Windows) regression on Tue January 16 2024","id":1875471,"last_change_time":"2024-03-05T16:35:21Z","status":"NEW","keywords":["perf","perf-alert","regression"]},{"last_change_time":"2024-04-15T17:25:45Z","keywords":["perf","perf-alert","regression"],"status":"NEW","creation_time":"2024-02-05T09:14:03Z","priority":"P2","component":"Inspector: Rules","severity":"S3","id":1878614,"summary":"23.2 - 2.91% damp custom.inspector.collapseall.manychildren / damp custom.inspector.close.DAMP + 9 more (Linux, OSX, Windows) regression on Tue January 30 2024","op_sys":"Unspecified"},{"op_sys":"Unspecified","id":1879653,"summary":"0.21% installer size (OSX) regression on Thu February 8 2024","creation_time":"2024-02-09T21:18:54Z","priority":"P2","severity":"S3","component":"Source Editor","status":"NEW","keywords":["perf-alert","regression"],"last_change_time":"2024-02-14T10:36:26Z"},{"last_change_time":"2024-04-01T16:23:26Z","keywords":["perf","perf-alert","regression"],"status":"NEW","component":"Widget: Gtk","severity":"--","creation_time":"2024-03-04T08:37:03Z","priority":"--","summary":"28.5 - 8.25% damp console.typing / damp console.autocomplete + 2 more (Linux) regression on Wed February 28 2024","id":1883308,"op_sys":"Unspecified"},{"last_change_time":"2024-10-22T21:10:57Z","status":"NEW","keywords":["perf","perf-alert","regression","talos-regression"],"component":"CSS Parsing and Computation","severity":"S3","priority":"--","creation_time":"2024-03-21T15:00:54Z","op_sys":"Unspecified","summary":"5.61 - 5.19% perf_reftest_singletons many-custom-props.html / perf_reftest_singletons many-custom-props.html (OSX) regression on Mon March 11 2024","id":1886780},{"id":1890573,"summary":"3.47% twinopen ext+twinopen:twinopen.html (OSX) regression on Sat March 30 2024","op_sys":"Unspecified","creation_time":"2024-04-09T15:30:04Z","priority":"P5","component":"Widget: Cocoa","severity":"S4","keywords":["perf","perf-alert","regression","talos-regression"],"status":"NEW","last_change_time":"2024-07-11T12:36:06Z"},{"last_change_time":"2024-05-06T09:56:54Z","keywords":["perf","perf-alert","regression"],"status":"NEW","component":"Debugger","severity":"S3","creation_time":"2024-04-18T14:19:28Z","priority":"P3","summary":"19.88% damp custom.jsdebugger.preview.DAMP (Windows) regression on Thu April 4 2024","id":1892244,"op_sys":"Unspecified"},{"op_sys":"Unspecified","summary":"6.16 - 6.12% compiler_metrics num_static_constructors / compiler_metrics num_static_constructors (Windows) regression on Thu April 25 2024","id":1894281,"component":"Audio/Video","severity":"S4","priority":"P5","creation_time":"2024-04-30T16:21:41Z","status":"NEW","keywords":["perf-alert","regression"],"last_change_time":"2024-05-09T10:29:38Z"},{"summary":"1.94 - 1.92% compiler_metrics num_static_constructors / compiler_metrics num_static_constructors (Windows) regression on Mon April 29 2024","id":1894283,"op_sys":"Unspecified","component":"Audio/Video","severity":"S3","creation_time":"2024-04-30T16:23:16Z","priority":"--","keywords":["perf-alert","regression"],"status":"NEW","last_change_time":"2024-05-09T11:16:28Z"},{"last_change_time":"2024-07-18T07:39:16Z","status":"NEW","keywords":["perf","perf-alert","regression"],"priority":"--","creation_time":"2024-04-30T21:33:07Z","severity":"S4","component":"CSS Transitions and Animations","op_sys":"Unspecified","id":1894368,"summary":"41.52 - 20.11% google-maps LastVisualChange / google-maps LastVisualChange (Android) regression on Wed April 17 2024"},{"keywords":["perf","perf-alert","regression","talos-regression"],"status":"NEW","last_change_time":"2024-06-06T18:58:57Z","summary":"15.35 - 9.97% perf_reftest_singletons external-string-pass.html / perf_reftest_singletons external-string-pass.html (OSX) regression on Thu May 9 2024","id":1896729,"op_sys":"Unspecified","component":"String","severity":"S3","priority":"--","creation_time":"2024-05-14T18:57:56Z"},{"last_change_time":"2024-06-04T15:41:53Z","status":"NEW","keywords":["perf","perf-alert","regression"],"severity":"S3","component":"Session Restore","creation_time":"2024-05-16T07:30:13Z","priority":"--","op_sys":"Unspecified","summary":"5.78 - 2.23% outlook ContentfulSpeedIndex / outlook SpeedIndex + 2 more (Linux, Windows) regression on Tue May 7 2024","id":1897076},{"op_sys":"Unspecified","summary":"28.85 - 10.25% tsvgx / tsvgx + 4 more (Linux, OSX, Windows) regression on Mon June 10 2024","id":1903756,"component":"Talos","severity":"S4","priority":"P5","creation_time":"2024-06-20T10:59:29Z","status":"NEW","keywords":["perf","perf-alert","regression","talos-regression"],"last_change_time":"2024-08-22T17:43:24Z"},{"priority":"--","creation_time":"2024-07-04T16:04:57Z","severity":"S3","component":"Graphics: WebRender","op_sys":"Unspecified","id":1906325,"summary":"4.28 - 2.3% google-slides LastVisualChange / google-slides LastVisualChange + 5 more (OSX, Windows) regression on Tue June 25 2024","last_change_time":"2024-09-21T04:41:04Z","status":"NEW","keywords":["perf","perf-alert","regression"]},{"severity":"S4","component":"Tabbed Browser","creation_time":"2024-07-04T18:41:02Z","priority":"P3","op_sys":"Unspecified","summary":"3.04 - 2.06% tart / tart + 2 more (OSX, Windows) regression on Wed June 26 2024","id":1906353,"last_change_time":"2024-08-23T21:22:37Z","status":"NEW","keywords":["perf","perf-alert","regression","talos-regression"]},{"status":"NEW","keywords":["perf","perf-alert","regression","talos-regression"],"last_change_time":"2024-09-12T16:56:08Z","op_sys":"Unspecified","id":1909338,"summary":"2.15 - 1.65% tart / tart (Windows) regression on Tue July 9 2024","priority":"P2","creation_time":"2024-07-22T21:11:05Z","severity":"S4","component":"Theme"},{"status":"NEW","keywords":["perf","perf-alert","regression"],"last_change_time":"2025-03-11T08:51:43Z","op_sys":"Unspecified","summary":"11.17 - 2.96% reddit SpeedIndex / reddit loadtime + 2 more (Linux, OSX, Windows) regression on Sat July 20 2024","id":1909836,"severity":"S3","component":"Layout","priority":"--","creation_time":"2024-07-25T09:44:13Z"},{"priority":"P3","creation_time":"2024-08-13T14:40:45Z","severity":"S3","component":"Debugger","id":1912968,"summary":"8.65 - 5.66% damp jstracer.server-performance.DAMP / damp jstracer.webconsole-performance.DAMP + 2 more (Linux) regression on Fri August 2 2024","op_sys":"Unspecified","last_change_time":"2024-08-22T10:08:37Z","keywords":["devtools-perf-regression","perf","perf-alert","regression"],"status":"NEW"},{"summary":"0.28 - 0.27% Base Content JS / Base Content JS (OSX, Windows) regression on Wed August 7 2024","id":1913159,"op_sys":"Unspecified","component":"JavaScript Engine","severity":"S4","priority":"P3","creation_time":"2024-08-14T14:18:38Z","keywords":["perf","perf-alert","regression"],"status":"NEW","last_change_time":"2024-08-28T15:37:13Z"},{"priority":"--","creation_time":"2024-08-23T06:57:37Z","component":"SVG","severity":"S3","op_sys":"Unspecified","id":1914554,"summary":"Regression on SP3-Charts-observable-plot around 21Aug2024","last_change_time":"2024-10-10T20:15:35Z","status":"NEW","keywords":["perf","perf-alert","regression"]},{"id":1917560,"summary":"14 - 2.61% speedometer3 React-Stockcharts-SVG/total + 17 more (Linux, OSX, Windows) regression on Tue August 27 2024","op_sys":"Unspecified","priority":"--","creation_time":"2024-09-09T10:42:04Z","component":"SVG","severity":"S3","keywords":["perf","perf-alert","regression"],"status":"REOPENED","last_change_time":"2024-11-05T17:01:55Z"},{"component":"Graphics: CanvasWebGL","severity":"S3","priority":"P3","creation_time":"2024-09-12T13:49:39Z","summary":"0.5 - 0.22% installer size / installer size + 4 more (OSX) regression on Wed September 11 2024","id":1918406,"op_sys":"Unspecified","last_change_time":"2024-09-20T21:01:06Z","keywords":["perf-alert","regression"],"status":"NEW"},{"last_change_time":"2025-01-24T15:17:18Z","keywords":["perf-alert","regression"],"status":"NEW","severity":"--","component":"Webext Storage","priority":"--","creation_time":"2024-12-24T12:28:44Z","summary":"0.64% installer size (Windows) regression on Fri December 20 2024","id":1939022,"op_sys":"Unspecified"},{"last_change_time":"2025-02-04T09:44:44Z","keywords":["perf-alert","regression"],"status":"NEW","severity":"--","component":"Webext Storage","priority":"--","creation_time":"2024-12-27T12:28:49Z","summary":"1.03 - 0.79% installer size / installer size + 2 more (Linux, OSX) regression on Sat December 21 2024","id":1939258,"op_sys":"Unspecified"},{"status":"NEW","keywords":["backlog-deferred","perf","perf-alert","regression"],"last_change_time":"2025-02-15T17:05:00Z","op_sys":"Unspecified","id":1939888,"summary":"12.44% Heap Unclassified Fresh start [+30s] (Linux) regression on Wed October 30 2024","creation_time":"2025-01-03T16:14:07Z","priority":"P3","component":"Layout","severity":"S3"},{"last_change_time":"2025-04-22T17:54:51Z","status":"ASSIGNED","keywords":["perf","perf-alert","regression"],"priority":"--","creation_time":"2025-01-22T15:10:50Z","component":"DOM: Events","severity":"S3","op_sys":"Unspecified","id":1943071,"summary":"6.51 - 4.77% speedometer3 TodoMVC-Svelte-Complex-DOM/DeletingAllItems/Sync / speedometer3 TodoMVC-Svelte-Complex-DOM/DeletingAllItems/Sync (Linux) regression on Wed January 15 2025"},{"status":"NEW","keywords":["backlog-deferred","perf","perf-alert","regression"],"last_change_time":"2025-10-20T20:34:03Z","op_sys":"Unspecified","id":1944005,"summary":"2.73% google-search LastVisualChange (Linux) regression on Fri January 17 2025","creation_time":"2025-01-27T15:46:24Z","priority":"--","component":"Memory Allocator","severity":"S3"},{"op_sys":"Unspecified","summary":"8.95% damp source-map.SourceMapGenerator-toString.DAMP (Windows) regression on Tue January 21 2025","id":1944270,"component":"Debugger","severity":"S3","priority":"P3","creation_time":"2025-01-28T12:01:57Z","status":"NEW","keywords":["devtools-perf-regression","perf","perf-alert"],"last_change_time":"2025-01-31T02:52:29Z"},{"last_change_time":"2026-04-20T06:43:47Z","keywords":["backlog-deferred","perf","perf-alert","regression","talos-regression"],"status":"NEW","severity":"S4","component":"New Tab Page","priority":"P3","creation_time":"2025-03-21T12:04:29Z","summary":"3.54% startup_about_home_paint_cached (Windows) regression on Mon March 17 2025","id":1955585,"op_sys":"Unspecified"},{"last_change_time":"2025-05-08T19:45:39Z","status":"NEW","keywords":["backlog-deferred","perf","perf-alert","regression","talos-regression"],"priority":"P3","creation_time":"2025-04-03T12:50:35Z","severity":"S3","component":"PDF Viewer","op_sys":"Unspecified","id":1958264,"summary":"56.17 - 6.08% pdfpaint issue12295.pdf / pdfpaint issue17981.pdf + 23 more (Linux, OSX, Windows) regression on Mon March 24 2025"},{"component":"Homepage","severity":"--","priority":"--","creation_time":"2025-04-04T17:50:32Z","op_sys":"Android","summary":"777.23 - 2.98% background-resource cpuTime-total-backgrounding-diff / applink-startup-first-frame cold_main_first_frame.median + 101 more (Android) regression on Thu March 27 2025","id":1958554,"last_change_time":"2025-09-18T16:19:15Z","status":"NEW","keywords":["backlog-deferred","perf","perf-alert","regression"]},{"priority":"P3","creation_time":"2025-04-04T17:57:15Z","component":"PDF Viewer","severity":"S3","id":1958555,"summary":"8.99 - 6.11% pdfpaint issue12295.pdf / pdfpaint issue12810.pdf + 5 more (Linux, Windows) regression on Thu March 27 2025","op_sys":"Unspecified","last_change_time":"2026-03-16T07:04:11Z","keywords":["backlog-deferred","perf","perf-alert","regression","talos-regression"],"status":"NEW"},{"op_sys":"Unspecified","summary":"5.35% perf_reftest_singletons insert-nth-edge-has-pseudo.html (Linux) regression on Tue April 8 2025","id":1960338,"component":"Layout: Positioned","severity":"S3","priority":"--","creation_time":"2025-04-14T12:37:56Z","status":"ASSIGNED","keywords":["perf","perf-alert","regression","talos-regression"],"last_change_time":"2025-04-29T13:07:46Z"},{"status":"NEW","keywords":["backlog-deferred","perf","perf-alert","regression"],"last_change_time":"2025-10-23T19:46:04Z","op_sys":"Android","summary":"32.59 - 2.04% bing-search-restaurants FirstVisualChange / youtube LastVisualChange + 79 more (Android) regression on Mon May 19 2025","id":1968988,"component":"General","severity":"S2","creation_time":"2025-05-28T15:47:20Z","priority":"P1"},{"creation_time":"2025-06-02T11:27:25Z","priority":"--","severity":"--","component":"DOM: Navigation","op_sys":"Android","id":1969857,"summary":"12.28 - 5.38% espn loadtime / bild-de LastVisualChange + 2 more (Android) regression on Mon May 19 2025","last_change_time":"2025-11-08T13:38:35Z","status":"NEW","keywords":["backlog-deferred","perf","perf-alert","regression"]},{"status":"NEW","keywords":["perf","perf-alert","regression"],"last_change_time":"2025-11-20T18:07:31Z","op_sys":"Android","summary":"431.72 - 4.14% background-resource pss-tab-backgrounding-diff / foreground-resource rss-main-50% + 3 more (Android) regression on Thu May 29 2025","id":1971936,"severity":"S3","component":"Tooling","creation_time":"2025-06-13T06:44:40Z","priority":"--"},{"creation_time":"2025-06-16T12:19:22Z","priority":"--","component":"Search","severity":"S3","id":1972310,"summary":"7.31 - 5.26% baseline-profile:fenix cold_startup.no_baseline.minimum / baseline-profile:fenix cold_startup.baseline.maximum + 1 more (Android) regression on Sat June 7 2025","op_sys":"Android","last_change_time":"2026-02-18T20:12:17Z","keywords":["perf","perf-alert","regression","talos-regression"],"status":"ASSIGNED"},{"keywords":["perf","perf-alert","regression"],"status":"ASSIGNED","last_change_time":"2025-09-18T15:19:43Z","id":1975418,"summary":"23.09 - 4.67% expedia ContentfulSpeedIndex / fandom SpeedIndex + 5 more (Linux, OSX) regression on Sun June 29 2025","op_sys":"Unspecified","creation_time":"2025-07-03T11:14:42Z","priority":"P2","component":"Panning and Zooming","severity":"S3"},{"summary":"1500 - 12.69% background-resource cpuTime-crashhelper-background-diff / foreground-resource rss-crashhelper-start + 18 more (Android) regression on Fri July 4 2025","id":1976641,"op_sys":"Android","severity":"S4","component":"Performance","priority":"P3","creation_time":"2025-07-10T09:17:30Z","keywords":["backlog-deferred","perf","perf-alert","regression","talos-regression"],"status":"NEW","last_change_time":"2025-10-23T09:52:07Z"},{"last_change_time":"2025-10-02T08:28:55Z","keywords":["backlog-deferred","perf","perf-alert","regression"],"status":"NEW","severity":"S2","component":"General","creation_time":"2025-07-11T16:23:26Z","priority":"P3","summary":"8.82 - 2.79% vpl-h264 estimatedAnyFrameLatency / vpl-h264 lastFrame + 19 more (Android) regression on Fri July 4 2025","id":1976928,"op_sys":"Android"},{"op_sys":"Unspecified","id":1985793,"summary":"6.2% bing-search loadtime (OSX) regression on Tue August 19 2025","creation_time":"2025-08-28T14:17:52Z","priority":"--","component":"New Tab Page","severity":"--","status":"NEW","keywords":["backlog-deferred","perf","perf-alert","regression"],"last_change_time":"2025-09-17T10:40:40Z"},{"last_change_time":"2025-11-18T16:53:31Z","keywords":["devtools-perf-regression","perf","perf-alert","regression"],"status":"NEW","priority":"P3","creation_time":"2025-10-09T14:08:20Z","component":"General","severity":"S3","id":1993498,"summary":"249.79% target:parent-process memory (Linux) regression on Fri September 19 2025","op_sys":"Unspecified"},{"last_change_time":"2025-11-03T13:46:22Z","status":"NEW","keywords":["perf","perf-alert","regression"],"priority":"--","creation_time":"2025-11-03T12:03:54Z","severity":"--","component":"Tooling & Investigations","op_sys":"Unspecified","id":1997898,"summary":"4.57 - 4.18% browser_translations_perf_tiny.js post-gc-parent-process-memory-usage / browser_translations_perf_basememory.js post-gc-parent-process-memory-usage + 8 more (Linux, Windows) regression on Sun October 26 2025"},{"keywords":["backlog-deferred","perf","perf-alert","regression","talos-regression"],"status":"NEW","last_change_time":"2025-12-01T14:20:05Z","id":2000258,"summary":"5.53 - 5.32% perf_reftest_singletons nth-index-1.html / perf_reftest_singletons nth-index-2.html (Linux) regression.","op_sys":"Unspecified","creation_time":"2025-11-14T16:46:57Z","priority":"--","severity":"S3","component":"CSS Parsing and Computation"},{"last_change_time":"2026-04-20T14:16:28Z","keywords":["perf","perf-alert","regression"],"status":"ASSIGNED","component":"Memory Allocator","severity":"--","creation_time":"2026-02-05T16:01:12Z","priority":"--","summary":"3.74 - 2.02% speedometer3 TodoMVC-JavaScript-ES6-Webpack-Complex-DOM/DeletingAllItems/Async / speedometer3 TodoMVC-Lit-Complex-DOM/CompletingAllItems/Async + 15 more (OSX) regression on Tue February 3 2026","id":2014781,"op_sys":"Unspecified"},{"creation_time":"2026-02-11T14:58:03Z","priority":"P3","component":"PDF Viewer","severity":"S3","id":2016122,"summary":"8.83 - 8.19% pdfpaint bug1749563.pdf / pdfpaint bug1795263.pdf + 1 more (Linux) regression on Sat February 7 2026","op_sys":"Unspecified","last_change_time":"2026-04-17T08:06:40Z","keywords":["perf","perf-alert","regression","talos-regression"],"status":"NEW"},{"last_change_time":"2026-04-14T16:36:43Z","status":"NEW","keywords":["perf","perf-alert","regression"],"priority":"P3","creation_time":"2026-02-12T14:21:57Z","component":"Storage: IndexedDB","severity":"S3","op_sys":"Unspecified","id":2016438,"summary":"55.08 - 50.08% idb-open-few-seq delete_duration / idb-open-few-par delete_duration (Windows) regression on Fri February 6 2026"},{"last_change_time":"2026-04-17T15:42:36Z","keywords":["perf","perf-alert","regression","talos-regression"],"status":"NEW","creation_time":"2026-02-25T10:59:53Z","priority":"P3","severity":"S3","component":"PDF Viewer","id":2019234,"summary":"8.18 - 6% pdfpaint issue7872.pdf / pdfpaint bug1539074.1.pdf + 11 more (Linux) regression on Thu February 19 2026","op_sys":"Unspecified"},{"creation_time":"2026-03-04T11:28:58Z","priority":"P1","severity":"--","component":"Messaging System","op_sys":"Unspecified","id":2020941,"summary":"2.29% welcome ContentfulSpeedIndex (OSX) regression on Fri February 27 2026","last_change_time":"2026-04-17T15:36:41Z","status":"NEW","keywords":["perf","perf-alert","regression"]},{"id":2020981,"summary":"39.23 - 4.23% bing-search FirstVisualChange + 12 more (Android, OSX) regression on Mon February 23 2026","op_sys":"Unspecified","creation_time":"2026-03-04T13:29:33Z","priority":"P3","component":"Graphics: WebRender","severity":"S3","keywords":["perf","perf-alert","regression"],"status":"NEW","last_change_time":"2026-03-17T16:12:24Z"},{"id":2024581,"summary":"87.12 - 6.07% pdfpaint issue12295.pdf + 42 more (Linux, OSX, Windows) regression on Mon March 16 2026","op_sys":"Unspecified","priority":"P1","creation_time":"2026-03-19T10:23:59Z","component":"PDF Viewer","severity":"S3","keywords":["perf","perf-alert","regression","talos-regression"],"status":"ASSIGNED","last_change_time":"2026-04-17T15:54:25Z"},{"status":"ASSIGNED","keywords":["perf","perf-alert","regression"],"last_change_time":"2026-04-15T15:20:46Z","op_sys":"Android","id":2026500,"summary":"73.59% homeview-startup org.mozilla.fenix:tab-cpu-time (Android) regression on Fri March 13 2026","creation_time":"2026-03-26T08:40:38Z","priority":"--","severity":"--","component":"Performance"},{"summary":"8.61 - 3.79% bing-search ContentfulSpeedIndex + 1 more (Linux) regression on Fri March 20 2026","id":2026559,"op_sys":"Unspecified","component":"Performance","severity":"S3","creation_time":"2026-03-26T10:18:09Z","priority":"--","keywords":["perf","perf-alert","regression"],"status":"NEW","last_change_time":"2026-04-20T14:42:57Z"},{"id":2027677,"summary":"41.87 - 2.19% imgur FirstVisualChange + 20 more (Android, Linux) regression on Tue March 24 2026","op_sys":"Unspecified","priority":"--","creation_time":"2026-03-30T10:17:23Z","component":"DOM: Navigation","severity":"--","keywords":["perf","perf-alert","regression"],"status":"NEW","last_change_time":"2026-04-16T16:23:17Z"},{"id":2027842,"summary":"Intermittent TV TEST-UNEXPECTED-TIMEOUT | browser/base/content/test/permissions/browser_temporary_permissions_api.js | Test timed out","op_sys":"Unspecified","creation_time":"2026-03-30T17:34:08Z","priority":"P5","severity":"S4","component":"Site Permissions","keywords":["intermittent-failure","perf-alert","regression","test-verify-fail"],"status":"ASSIGNED","last_change_time":"2026-04-17T17:16:47Z"},{"last_change_time":"2026-04-20T15:50:34Z","status":"NEW","keywords":["perf","perf-alert","regression"],"component":"DOM: Navigation","severity":"S3","creation_time":"2026-04-02T07:32:40Z","priority":"--","op_sys":"Unspecified","summary":"9.23 - 4.57% cnn LastVisualChange + 1 more (Linux, OSX) regression on Wed March 25 2026","id":2028758},{"last_change_time":"2026-04-14T08:51:42Z","status":"NEW","keywords":["perf","perf-alert","regression"],"priority":"P3","creation_time":"2026-04-03T11:47:06Z","component":"JavaScript Engine","severity":"S3","op_sys":"Unspecified","id":2029129,"summary":"4.92% ares6 (Linux) regression on Wed April 1 2026"},{"summary":"132.53 - 57.46% browser_reflowPseudoelements.js A11Y_TotalTime + 2 more (Windows) regression on Thu April 2 2026","id":2030587,"op_sys":"Unspecified","severity":"--","component":"Performance","creation_time":"2026-04-09T06:41:08Z","priority":"--","keywords":["perf","perf-alert","regression"],"status":"ASSIGNED","last_change_time":"2026-04-15T01:36:29Z"},{"summary":"7.64 - 4.3% Heap Unclassified + 1 more (OSX) regression on Wed April 1 2026","id":2030588,"op_sys":"Unspecified","severity":"S3","component":"JavaScript Engine","priority":"P1","creation_time":"2026-04-09T06:42:50Z","keywords":["perf","perf-alert","regression"],"status":"ASSIGNED","last_change_time":"2026-04-14T16:02:36Z"},{"status":"NEW","keywords":["perf","perf-alert","regression","talos-regression"],"last_change_time":"2026-04-18T08:06:54Z","op_sys":"Unspecified","summary":"10.21% pdfpaint issue13931.pdf (OSX) regression on Tue April 7 2026","id":2030716,"component":"PDF Viewer","severity":"--","creation_time":"2026-04-09T15:22:12Z","priority":"--"},{"op_sys":"Unspecified","summary":"3640.31 - 6.77% pdfpaint bug1260585.pdf + 70 more (Linux, OSX, Windows) regression on Fri March 27 2026","id":2030745,"severity":"S3","component":"PDF Viewer","priority":"P1","creation_time":"2026-04-09T16:53:09Z","status":"ASSIGNED","keywords":["perf","perf-alert","regression","talos-regression"],"last_change_time":"2026-04-15T15:04:00Z"},{"severity":"--","component":"XPCOM","priority":"--","creation_time":"2026-04-14T06:19:28Z","op_sys":"Unspecified","summary":"3.92 - 3.47% damp server.protocoljs.DAMP + 1 more (Linux) regression on Fri April 3 2026","id":2031580,"last_change_time":"2026-04-20T07:18:43Z","status":"NEW","keywords":["devtools-perf-regression","perf","perf-alert","regression"]},{"op_sys":"Unspecified","id":2032120,"summary":"2.78 - 2.1% speedometer3 TodoMVC-Preact-Complex-DOM/Adding100Items/Sync + 2 more (OSX) regression on Tue April 14 2026","creation_time":"2026-04-15T16:34:42Z","priority":"--","severity":"S3","component":"DOM: UI Events & Focus Handling","status":"NEW","keywords":["perf","perf-alert","regression"],"last_change_time":"2026-04-20T08:11:07Z"},{"component":"Performance","severity":"--","creation_time":"2026-04-16T14:37:11Z","priority":"--","op_sys":"Unspecified","summary":"31.77 - 17.12% cnn powerUsage_cpu_cores + 1 more (Windows) regression on Wed April 8 2026","id":2032455,"last_change_time":"2026-04-16T15:44:25Z","status":"NEW","keywords":["perf","perf-alert","regression"]},{"severity":"--","component":"Task Configuration","creation_time":"2026-04-17T08:06:03Z","priority":"--","op_sys":"Unspecified","summary":"0.18% installer size (OSX) regression on Thu April 9 2026","id":2032684,"last_change_time":"2026-04-17T08:06:03Z","status":"NEW","keywords":["perf-alert","regression"]},{"severity":"--","component":"General","priority":"--","creation_time":"2026-04-17T09:24:16Z","op_sys":"Unspecified","summary":"350.43 - 288.04% compiler warnings + 1 more (OSX) regression on Thu April 16 2026 (because third-party-path warning detection assuming absolute paths)","id":2032760,"last_change_time":"2026-04-20T12:42:40Z","status":"ASSIGNED","keywords":["perf-alert","regression"]},{"keywords":["perf","perf-alert","regression","talos-regression"],"status":"NEW","last_change_time":"2026-04-17T11:44:06Z","summary":"26.08 - 7.16% pdfpaint tiling-pattern-box.pdf + 2 more (Linux) regression on Thu April 9 2026","id":2032820,"op_sys":"Unspecified","severity":"--","component":"PDF Viewer","creation_time":"2026-04-17T10:50:32Z","priority":"--"},{"status":"NEW","keywords":["perf","perf-alert","regression","talos-regression"],"last_change_time":"2026-04-17T18:43:32Z","op_sys":"Unspecified","summary":"79.12 - 7.66% pdfpaint issue18444.pdf + 8 more (Linux) regression on Thu April 16 2026","id":2033095,"component":"PDF Viewer","severity":"--","priority":"--","creation_time":"2026-04-17T18:32:43Z"},{"status":"NEW","keywords":["devtools-perf-regression","perf","perf-alert","regression"],"last_change_time":"2026-04-20T14:56:24Z","op_sys":"Unspecified","id":2033399,"summary":"6.79% damp browser-toolbox.styleeditor-ready.DAMP (Linux) regression on Fri April 10 2026","priority":"--","creation_time":"2026-04-20T09:44:22Z","severity":"--","component":"DOM: Device Interfaces"}]}