bugzilla-data-untriaged.json

{"bugs":[{"status":"NEW","summary":"Compositor CSS animations are not paused in fully occluded windows","keywords":["perf:resource-use","power","top50"],"id":1771902,"component":"Layout: Images, Video, and HTML Frames","last_change_time":"2026-05-05T06:26:46Z","priority":"--","severity":"S3","op_sys":"Unspecified","creation_time":"2022-05-31T12:05:20Z"},{"keywords":["perf"],"id":1777875,"component":"Disability Access APIs","status":"NEW","summary":"Lenovo Privacy Guard with \"Enable this feature when typing passwords\" causing excessive UI responsiveness delays (jank)","creation_time":"2022-07-03T18:15:09Z","op_sys":"Windows 11","last_change_time":"2025-10-08T10:20:41Z","severity":"S2","priority":"--"},{"creation_time":"2024-08-04T02:59:11Z","op_sys":"Unspecified","last_change_time":"2026-04-07T15:24:28Z","severity":"S3","priority":"--","keywords":[],"id":1911450,"component":"Performance: General","status":"NEW","summary":"Opening reddit posts spends a lot of time on the parent process Part2 (Followup to bug 1907701)"},{"component":"Performance: Memory","keywords":["crash","meta","perf:resource-use","webcompat:platform-bug"],"id":1931717,"status":"NEW","summary":"[meta] High OOM rate and CC time in YouTube","creation_time":"2024-11-16T19:12:14Z","op_sys":"All","last_change_time":"2026-05-03T11:32:34Z","severity":"--","priority":"--"},{"id":1939354,"keywords":[],"component":"Performance: Memory","summary":"RAM too much","status":"UNCONFIRMED","op_sys":"Unspecified","creation_time":"2024-12-28T17:57:03Z","severity":"--","priority":"--","last_change_time":"2025-04-14T12:19:20Z"},{"status":"UNCONFIRMED","summary":"Fluidd memory leak","component":"Performance: Memory","keywords":[],"id":1943419,"last_change_time":"2025-04-14T12:19:24Z","priority":"--","severity":"--","creation_time":"2025-01-23T18:28:55Z","op_sys":"Unspecified"},{"summary":"Consume too much memory","status":"UNCONFIRMED","id":1946913,"keywords":[],"component":"Performance: Memory","priority":"--","severity":"--","last_change_time":"2025-03-31T14:05:44Z","creation_time":"2025-02-08T01:01:15Z","op_sys":"Unspecified"},{"status":"NEW","summary":"openstreetmap iD editor - slow zooming","keywords":[],"id":1959837,"component":"Performance: General","last_change_time":"2025-04-17T15:54:50Z","severity":"S3","priority":"--","creation_time":"2025-04-10T22:39:57Z","op_sys":"Unspecified"},{"creation_time":"2025-05-06T16:45:20Z","op_sys":"Unspecified","severity":"S3","priority":"--","last_change_time":"2025-06-09T15:38:11Z","component":"Performance: Memory","id":1964744,"keywords":[],"summary":"high cpu memory youtube","status":"UNCONFIRMED"},{"summary":"JS isn't minified in Fenix release builds","status":"NEW","component":"General","id":1966492,"keywords":["perf","perf:startup"],"severity":"S4","priority":"P2","last_change_time":"2026-04-02T10:46:48Z","op_sys":"Unspecified","creation_time":"2025-05-14T18:54:41Z"},{"last_change_time":"2025-12-01T12:17:20Z","severity":"S3","priority":"P3","creation_time":"2025-05-25T08:19:42Z","op_sys":"Unspecified","status":"NEW","summary":"Closing a long-running twitch tab hangs browser for minute(s) (GC in recvConduitClosed of Conduit)","component":"General","keywords":[],"id":1968418},{"component":"Performance","id":1988608,"keywords":[],"summary":"Tabs in Firefox refresh when multitasking","status":"UNCONFIRMED","creation_time":"2025-09-15T20:07:07Z","op_sys":"Android","severity":"--","priority":"--","last_change_time":"2026-05-25T10:06:53Z"},{"summary":"MutationObserver's getReceiverFor is slow when there are a lot of observers","status":"NEW","id":1988776,"keywords":[],"component":"DOM: Core & HTML","priority":"P3","severity":"S3","last_change_time":"2025-09-17T15:30:35Z","creation_time":"2025-09-16T15:36:45Z","op_sys":"Unspecified"},{"creation_time":"2025-10-11T05:46:40Z","op_sys":"Unspecified","severity":"--","priority":"--","last_change_time":"2025-12-10T15:52:42Z","id":1993778,"keywords":["power"],"component":"Performance: General","summary":"Firefox causes MacBook battery to drain fast","status":"UNCONFIRMED"},{"id":1994231,"keywords":[],"component":"Performance","summary":"Browser lags with many tabs open in many windows","status":"UNCONFIRMED","op_sys":"Unspecified","creation_time":"2025-10-14T16:07:36Z","severity":"S3","priority":"P3","last_change_time":"2026-03-19T16:42:12Z"},{"status":"UNCONFIRMED","summary":"Firefox CPU usage spikes to 100%+ on some sites, particularly when opening new tabs","component":"Graphics: WebRender","keywords":[],"id":1994817,"last_change_time":"2026-03-06T18:06:27Z","priority":"--","severity":"S3","op_sys":"Unspecified","creation_time":"2025-10-16T19:01:04Z"},{"last_change_time":"2026-01-29T14:34:23Z","priority":"--","severity":"--","creation_time":"2026-01-05T15:33:01Z","op_sys":"Unspecified","status":"UNCONFIRMED","summary":"UI freezes on long React/DOM sessions despite moderate CPU usage (main-thread JS long tasks)","keywords":[],"id":2008564,"component":"Performance: Responsiveness"},{"creation_time":"2026-01-07T12:11:59Z","op_sys":"Windows 11","severity":"--","priority":"--","last_change_time":"2026-05-11T19:19:58Z","component":"Performance: Responsiveness","id":2008927,"keywords":["perf"],"summary":"Choppy/stuttering scrolling with touchpad","status":"UNCONFIRMED"},{"id":2023446,"keywords":[],"component":"Audio/Video","summary":"video stutter on high reso videos on x.com","status":"UNCONFIRMED","op_sys":"Android","creation_time":"2026-03-15T19:27:01Z","severity":"S3","priority":"P3","last_change_time":"2026-06-24T12:56:04Z"},{"component":"Performance: Responsiveness","id":2041028,"keywords":[],"summary":"https://wisprflow.ai is not fully responsive on 4k full screen","status":"NEW","creation_time":"2026-05-20T16:15:21Z","op_sys":"Unspecified","severity":"--","priority":"--","last_change_time":"2026-05-28T12:20:26Z"},{"id":2041378,"keywords":["perf"],"component":"Places","summary":"After running some testcase, the browser was busy for 24seconds on the sqlDB:Places thread.","status":"NEW","creation_time":"2026-05-21T16:05:31Z","op_sys":"Unspecified","severity":"S3","priority":"P3","last_change_time":"2026-05-25T16:28:10Z"},{"op_sys":"Unspecified","creation_time":"2026-05-26T19:02:31Z","severity":"--","priority":"--","last_change_time":"2026-07-04T13:19:19Z","component":"Profile Backup","id":2042514,"keywords":["hang","perf"],"summary":"Firefox 151 hangs regularly on Windows 11 x64","status":"UNCONFIRMED"},{"creation_time":"2026-06-27T12:31:22Z","op_sys":"Unspecified","severity":"--","priority":"--","last_change_time":"2026-06-30T10:59:25Z","id":2051038,"keywords":["perf"],"component":"Sync","summary":"Multi-second jank when applying/sending Sync data on MainThread","status":"NEW"},{"severity":"--","priority":"--","last_change_time":"2026-07-04T15:13:56Z","creation_time":"2026-07-02T12:22:53Z","op_sys":"Unspecified","summary":"Process creation is super slow on my Android phone","status":"NEW","id":2052169,"keywords":[],"component":"Performance"}]}