Untriaged
Full Query
34 Total;
34 Open (100%);
0 Resolved (0%);
0 Verified (0%);
Awaiting response to needinfo
Full Query
3 Total;
3 Open (100%);
0 Resolved (0%);
0 Verified (0%);
Recently opened bugs with performance keywords in the summary
Full Query
| ID |
Summary |
Status |
| 2009295 |
Cache Storage API cache.match() operations exhibit O(n) performance degradation causing severe slowdowns as cache size grows |
ASSIGNED |
| 2009306 |
Benchmark from bug 2009295 (https://ylngxt.csb.app/) is 3x slower in Firefox to write the first 5000 URLs to cache |
NEW |
| 2009372 |
Fenix: DoH performance shows high latency when resolving multiple hostnames in parallel (bis) |
NEW |
| 2009394 |
Consider implementing faster date conversion algorithm |
NEW |
| 2009402 |
[Experiment] The “Updated sidebar coming soon” callout message is dismissed by the Translate door hanger when navigating to a website in a foreign language |
NEW |
| 2009506 |
[WebGPU] [aarch64] [arm64] @ dri2_allocate_textures |
UNCONFIRMED |
| 2009606 |
[wayland] vsync with frame callbacks causes high CPU load and works badly with VRR |
NEW |
| 2009633 |
Clean up unnecessary logic in TranslationMenuItem |
NEW |
| 2009639 |
Modified Codepen demo is 1.5x slower than Chrome, getting slightly slower as iterations increase. Looks to be time spent in JSON serailization. |
NEW |
| 2009763 |
Memory leak in HomeFragment – CoordinatorLayout retained after onDestroyView() |
NEW |
| 2009834 |
[Linux/Firefox Nightly - Vertical Tabs] Excessively high CPU Usage when mousing into collapsed vertical tabs. |
UNCONFIRMED |
| 2009871 |
Enable WebGPU on Android Nightly |
NEW |
| 2009894 |
The DocumentFragment counterexample benchmark on MDN has rapid runaway memory with Firefox. |
NEW |
| 2010059 |
Resolve memory leaks in TabbedBrowsingTest#verifyCloseAllPrivateTabsNotificationTest |
NEW |
| 2010062 |
Add message length threshold before generating memory from conversation |
NEW |
| 2010069 |
Localize remove this memory label |
NEW |
| 2010070 |
Enable GPU support for onnx-native |
NEW |
| 2010079 |
Surprisingly high CPU usage in GMP process telemetry |
NEW |
| 2010135 |
[fluent-dom] While translating an element with fluent ID "newtab-topsites-add-shortcut-label" a child element of type "br" was removed. |
NEW |
| 2010336 |
Perfspewer with IONPERF=src has too much overhead |
NEW |
| 2010353 |
Assertion failure: !mFinishedBuildingColumns (Should only call once!), at /builds/worker/checkouts/gecko/layout/generic/ColumnSetWrapperFrame.cpp:107 |
NEW |
| 2010399 |
Consider Adding Favicon and Address Bar Treatment to about:translations |
NEW |
| 2010402 |
memory.grow is not correctly implemented for custom page sizes |
ASSIGNED |
| 2010414 |
Prototype static memory protection |
NEW |
| 2010569 |
`background-clip: text` applied element loses background when moved with `transform: translate()` |
UNCONFIRMED |
| 2010582 |
Slowing down then crashing |
UNCONFIRMED |
| 2010615 |
Compression dictionaries URLPattern parsing slow on shopify |
ASSIGNED |
| 2010633 |
Perma browser/extensions/newtab/test/xpcshell/test_WallpaperFeed.js | test_Wallpaper_protocolURI - [test_Wallpaper_protocolURI : 242] Should dispatch WALLPAPERS_CUSTOM_SET with moz-newtab-wallpaper:// URI - when Gecko 148 merges to release on 2026-02-16 |
NEW |
| 2010672 |
Collect WGPU Adapter information |
NEW |
| 2010993 |
Make Translations UI States Reactive to Changes in Feature Enabledness |
NEW |
| 2011001 |
Translation of open websites in the background no longer works |
UNCONFIRMED |
| 2011051 |
sign(-1.0) in webgpu/wgsl returns nonsense in Firefox on Windows |
UNCONFIRMED |
| 2011080 |
Testcase adding N attributes to range-sliders is 3x-4x slower than Chrome. Both the browsers are quadratic, Firefox is more quadratic. |
NEW |
| 2011082 |
WebGPU on Apple Silicon causes system-wide video/animation stutter |
UNCONFIRMED |
| 2011216 |
Searches performed from new search bar navigate away from pinned tabs rather than open new tabs. |
ASSIGNED |
| 2011220 |
Middle clicking alternate engines should perform a search on the current search bar text in a new tab |
NEW |
| 2011228 |
Add inlining information to Perfspewer jitdump |
NEW |
| 2011331 |
Update WebGPU CTS to new version 0ca53dd3c9cddbe596fd2766a717354edd005513 from 2026-01-19 16:06:47 |
ASSIGNED |
| 2011444 |
Closing tab search window and dismissing keyboard leads to slower transition |
NEW |
| 2011505 |
Enable islamic-umalqura calendar by default |
ASSIGNED |
| 2011551 |
Translations popup is not translated |
NEW |
| 2011556 |
Update wgpu to upstream (week of 2026-01-19) |
ASSIGNED |
| 2011593 |
Testcase creating a big DOM, and toggling display:none and hidden is 2x-5x slower than Chrome. Seems to spend long time in Layout (anchorpos, IsLineClampRoot, nsLineBox::IsEmpty, StyleBorder) |
NEW |
| 2011676 |
Memory leak in FenixSearchMiddleware retaining destroyed HomeActivity, HomeFragment, NavHostFragment, and BrowserFragment |
NEW |
| 2011719 |
[wpt-sync] Sync PR 57280 - Update DeviceMemory thresholds |
NEW |
| 2011815 |
Crash in [@ mozilla::gfx::GPUProcessManager::MaybeCrashIfGpuProcessOnceStable] |
NEW |
46 Total;
46 Open (100%);
0 Resolved (0%);
0 Verified (0%);