| 862178
|
|
CrashSubmit.jsm / KeyValueParser.jsm do a lot of main thread file I/O
|
Toolkit
|
Crash Reporting
|
me
|
RESO
|
FIXE
|
2018-02-06
|
| 870460
|
|
Lazy load of cookie service blocks main thread while cookie database loads
|
Core
|
Networking: Cookies
|
CuveeHsu
|
RESO
|
FIXE
|
2019-03-12
|
| 886907
|
|
Remove old synchronous contentPrefService from the tree
|
Toolkit
|
General
|
VYV03354
|
RESO
|
FIXE
|
2017-08-16
|
| 1094812
|
|
Use Bookmarks.jsm in browser-places.js
|
Firefox
|
Bookmarks & History
|
standard8
|
RESO
|
FIXE
|
2017-08-02
|
| 1094818
|
|
Use Bookmarks.jsm in controller.js
|
Firefox
|
Bookmarks & History
|
mak
|
RESO
|
FIXE
|
2017-08-02
|
| 1095425
|
|
Convert PlacesTransactions to the new Bookmarks.jsm API
|
Toolkit
|
Places
|
mak
|
RESO
|
FIXE
|
2017-07-09
|
| 1167452
|
|
Incrementalize weak marking phase
|
Core
|
JavaScript: GC
|
sphink
|
RESO
|
FIXE
|
2020-06-18
|
| 1168606
|
|
Implement preloading cursors for IndexedDB
|
Core
|
Storage: IndexedDB
|
simon.giesecke
|
RESO
|
FIXE
|
2019-12-12
|
| 1285355
|
|
[meta] Make it possible to do only zone GCs
|
Core
|
JavaScript: GC
|
nobody
|
RESO
|
FIXE
|
2018-12-06
|
| 1342050
|
|
Shrink Promise instances from 8 to 4 slots
|
Core
|
JavaScript: Standard
|
till
|
RESO
|
FIXE
|
2017-08-27
|
| 1342951
|
|
Expensive sync reflows when holding the down key on google presentations
|
Core
|
SVG
|
jwatt
|
RESO
|
FIXE
|
2017-10-02
|
| 1345633
|
|
IRC Cloud + Lastpass results in 5-20 second janks
|
Firefox
|
Extension Compatibil
|
nobody
|
RESO
|
FIXE
|
2017-08-14
|
| 1353292
|
|
Transferring ArrayBuffers to/from a WebWorker has very poor performance for large ArrayBuffer sizes.
|
Core
|
JavaScript: GC
|
nobody
|
RESO
|
FIXE
|
2017-10-06
|
| 1356674
|
|
32ms uninterruptible reflow at get_alignmentPosition@chrome://global/content/bindings/popup.xml:158:11
|
Toolkit
|
XUL Widgets
|
enndeakin
|
RESO
|
FIXE
|
2017-10-04
|
| 1356858
|
|
1.8ms uninterruptible reflow at openLinkIn@chrome://browser/content/utilityOverlay.js:472:5
|
Firefox
|
Tabbed Browser
|
nobody
|
RESO
|
FIXE
|
2017-06-08
|
| 1357154
|
|
If about:preferences is open on Windows, it will poll the OS to see if the default browser has changed every second
|
Firefox
|
Preferences
|
me
|
RESO
|
FIXE
|
2017-07-07
|
| 1358387
|
|
1.02ms uninterruptible reflow at set_label@chrome://browser/content/tabbrowser.xml:7593:37
|
Firefox
|
Tabbed Browser
|
dao+bmo
|
RESO
|
FIXE
|
2017-05-30
|
| 1358687
|
|
1.28ms uninterruptible reflow at _adjustFocusAfterTabSwitch@chrome://browser/content/tabbrowser.xml:1355:9
|
Firefox
|
Tabbed Browser
|
nobody
|
RESO
|
FIXE
|
2018-07-30
|
| 1358721
|
|
5.05ms uninterruptible reflow at adjustTabstrip@chrome://browser/content/tabbrowser.xml:5949:24
|
Firefox
|
Tabbed Browser
|
dao+bmo
|
RESO
|
FIXE
|
2017-05-31
|
| 1358727
|
|
1.00ms uninterruptible reflow at updateCurrentBrowser@chrome://browser/content/tabbrowser.xml:1265:17
|
Firefox
|
Tabbed Browser
|
nobody
|
RESO
|
FIXE
|
2017-06-08
|
| 1358728
|
|
1.14ms uninterruptible reflow at startFind@chrome://global/content/bindings/findbar.xml:1142:13
|
Toolkit
|
Find Toolbar
|
nobody
|
RESO
|
FIXE
|
2017-06-08
|
| 1358731
|
|
0.95ms uninterruptible reflow at removePrompt@chrome://browser/content/browser.js:8515:7
|
Firefox
|
Tabbed Browser
|
nobody
|
RESO
|
FIXE
|
2017-06-08
|
| 1358792
|
|
24.99ms uninterruptible reflow at adjustSiteIconStart@chrome://global/content/bindings/autocomplete.xml:2379:13
|
Toolkit
|
Autocomplete
|
paolo.mozmail
|
RESO
|
FIXE
|
2017-08-22
|
| 1358823
|
|
0.92ms uninterruptible reflow at updateBrowserRemoteness@chrome://browser/content/tabbrowser.xml:1795:15
|
Firefox
|
Tabbed Browser
|
nobody
|
RESO
|
FIXE
|
2017-06-08
|
| 1359584
|
|
Stop FrameLayerBuilder from mutating display items
|
Core
|
Web Painting
|
mikokm
|
RESO
|
FIXE
|
2019-03-12
|
| 1359765
|
|
13.86ms uninterruptible reflow at close@chrome://browser/content/browser-fullScreenAndPointerLock.js:133:5
|
Firefox
|
General
|
nobody
|
RESO
|
FIXE
|
2017-06-08
|
| 1359855
|
|
Don't initialize devtools right after first window paint
|
DevTools
|
General
|
poirot.alex
|
RESO
|
FIXE
|
2018-06-13
|
| 1359989
|
|
uninterruptible reflow at _openPanel@resource:///modules/UrlbarView.jsm
|
Firefox
|
General
|
nobody
|
RESO
|
FIXE
|
2019-07-29
|
| 1359991
|
|
2.61ms uninterruptible reflow at onxblmousedown@chrome://browser/content/tabbrowser.xml:7392:11
|
Firefox
|
Tabbed Browser
|
enndeakin
|
RESO
|
FIXE
|
2017-10-04
|
| 1360043
|
|
1.57ms uninterruptible reflow at doFocus@chrome://global/content/bindings/popup.xml:334:13
|
Toolkit
|
XUL Widgets
|
nobody
|
RESO
|
FIXE
|
2017-06-08
|
| 1360078
|
|
1.13ms uninterruptible reflow at PopupNotifications_dismiss@resource://gre/modules/PopupNotifications.jsm:690:7
|
Firefox
|
General
|
nobody
|
RESO
|
FIXE
|
2017-06-08
|
| 1360261
|
|
GMPInstallManager causes jank off a timer in _delayedStartup
|
Core
|
Plug-ins
|
dharvey
|
RESO
|
FIXE
|
2017-07-12
|
| 1361067
|
|
coalesce mouse events to be once per refresh cycle (requestAnimationFrame, rAF) (preffed off)
|
Core
|
DOM: UI Events & Foc
|
stone123456
|
RESO
|
FIXE
|
2019-03-13
|
| 1361322
|
|
Don't try to open the favicons database on startup for existing profiles
|
Toolkit
|
Places
|
mak
|
RESO
|
FIXE
|
2017-06-15
|
| 1362412
|
|
foofighters.com is still slow to animate because of unnecessary invalidation for non-border-collapse tables
|
Core
|
Layout
|
demo99
|
RESO
|
FIXE
|
2018-05-28
|
| 1363805
|
|
Only flush styles on nsComputedDOMStyle::UpdateCurrentStyleSources if we know that the child or one of its ancestors need a restyle.
|
Core
|
CSS Parsing and Comp
|
legnaleurc
|
RESO
|
FIXE
|
2017-09-30
|
| 1365296
|
|
Create reference profiles for heavy users based on Telemetry data
|
Toolkit
|
Startup and Profile
|
dstrohmeier
|
RESO
|
FIXE
|
2018-09-03
|
| 1367256
|
|
Notifications view on Facebook takes a lot of CPU
|
Web Compatibility
|
Desktop
|
nobody
|
RESO
|
FIXE
|
2019-02-15
|
| 1368972
|
|
Increase slice time for long-running incremental GCs
|
Core
|
JavaScript: GC
|
bugs
|
RESO
|
FIXE
|
2017-09-07
|
| 1369317
|
|
We suck at data URIs
|
Core
|
Networking
|
valentin.gosu
|
RESO
|
FIXE
|
2017-12-24
|
| 1371668
|
|
Gmail: access YouTube link
|
Core
|
Graphics
|
matt.woodrow
|
RESO
|
FIXE
|
2018-06-20
|
| 1372602
|
|
The hidden window spends time creating a compositor / texture factory identifier that it will never use
|
Core
|
Graphics: Layers
|
mchang
|
RESO
|
FIXE
|
2017-08-25
|
| 1373814
|
|
Track INPUT_EVENT_RESPONSE_COALESCED_MS during startup into a different probe
|
Core
|
Widget
|
legnaleurc
|
RESO
|
FIXE
|
2017-08-31
|
| 1374338
|
|
Text selection in TreeHerder is very slow
|
Core
|
Layout
|
agashlin
|
RESO
|
FIXE
|
2017-12-13
|
| 1375568
|
|
Form AutoFill overhead in Speedometer
|
Toolkit
|
Form Manager
|
nobody
|
RESO
|
FIXE
|
2017-09-19
|
| 1379611
|
|
Use Bookmarks.jsm in editBookmarkOverlay.js
|
Firefox
|
Bookmarks & History
|
mak
|
RESO
|
FIXE
|
2017-07-18
|
| 1381961
|
|
Enabled shared global for JSMs pref
|
Core
|
XPConnect
|
continuation
|
RESO
|
FIXE
|
2017-09-19
|
| 1382427
|
|
Support running reftest in a mode than runs the test with Retained Display lists on, and references with it off
|
Core
|
Web Painting
|
jwatt
|
RESO
|
FIXE
|
2017-11-15
|
| 1384049
|
|
Malloc bytes threshold triggers a non-incremental GC
|
Core
|
JavaScript: GC
|
jcoppeard
|
RESO
|
FIXE
|
2017-10-18
|
| 1386015
|
|
[e10s] <option> elements with inherited colors generates very inefficient styling in the parent
|
Core
|
Layout: Form Control
|
zbraniecki
|
RESO
|
FIXE
|
2017-10-26
|
| 1392888
|
|
Form AutoFill uses the super inefficient getElementsByTagName() API
|
Toolkit
|
Form Manager
|
lukechang1209
|
RESO
|
FIXE
|
2017-09-05
|
| 1396613
|
|
Simplify per-class tenuring actions by using the object moved hook
|
Core
|
JavaScript: GC
|
jcoppeard
|
RESO
|
FIXE
|
2017-09-19
|
| 1400278
|
|
Attribute malloc memory usage to the Zone rather than the Runtime
|
Core
|
JavaScript: GC
|
jcoppeard
|
RESO
|
FIXE
|
2017-10-02
|
| 1402958
|
|
Extremely slow page startup due to js::str_normalize
|
Core
|
JavaScript Engine
|
bhackett1024
|
RESO
|
FIXE
|
2017-10-11
|
| 1493420
|
|
10 seconds spent in Stylo on page
|
Core
|
CSS Parsing and Comp
|
emilio
|
RESO
|
FIXE
|
2019-10-17
|
| 1499465
|
|
Considering stopping collection of crash reports when KillHard'ing from the shutdown timer
|
Core
|
DOM: Content Process
|
mconley
|
RESO
|
FIXE
|
2018-11-21
|
| 1623988
|
|
Freezes on inspect html and when html node is opened
|
DevTools
|
Inspector
|
razvan.caliman
|
RESO
|
FIXE
|
2021-01-20
|
| 1681043
|
|
mozilla::PDMFactory::Supported blocks the main thread when creating the first content process during startup
|
Core
|
Audio/Video: Playbac
|
jya-moz
|
VERI
|
FIXE
|
2021-02-03
|