** Changed in: firefox (Ubuntu) Importance: Undecided => High -- You received this bug notification because you are a member of Desktop Packages, which is subscribed to firefox in Ubuntu. https://bugs.launchpad.net/bugs/1524912
Title: Constant high CPU since version 42 update Status in firefox package in Ubuntu: Confirmed Bug description: Firefox is slow to respond and showing >100% CPU In top/atop since the update to 42. Can be reproduced on two machines, an Acer Revo RL80 with dual core Celeron 1.50Ghz, and an Asus S400CA laptop with quad cord i7 at 1.90Ghz. The Revo is running 15.10 and the Asus 15.04, currently being upgraded. Both were working fine until the last couple of days. ProblemType: Bug DistroRelease: Ubuntu 15.10 Package: firefox 42.0+build2-0ubuntu0.15.10.1 ProcVersionSignature: Ubuntu 4.2.0-18.22-lowlatency 4.2.3 Uname: Linux 4.2.0-18-lowlatency x86_64 AddonCompatCheckDisabled: False ApportVersion: 2.19.1-0ubuntu5 Architecture: amd64 AudioDevicesInUse: USER PID ACCESS COMMAND /dev/snd/controlC2: simong 2367 F.... pulseaudio /dev/snd/controlC0: simong 2367 F.... pulseaudio BrokenPermissions: stylishsync (0o400) BuildID: 20151030083518 Channel: Unavailable CurrentDesktop: XFCE Date: Thu Dec 10 16:43:27 2015 Extensions: extensions.sqlite corrupt or missing ForcedLayersAccel: False IfupdownConfig: # interfaces(5) file used by ifup(8) and ifdown(8) auto lo iface lo inet loopback IncompatibleExtensions: Unavailable (corrupt or non-existant compatibility.ini or extensions.sqlite) InstallationDate: Installed on 2014-12-18 (357 days ago) InstallationMedia: Xubuntu 14.10 "Utopic Unicorn" - Release amd64 (20141022.1) IpRoute: default via 192.168.1.1 dev eth0 proto static metric 100 169.254.0.0/16 dev eth0 scope link metric 1000 192.168.1.0/24 dev eth0 proto kernel scope link src 192.168.1.68 metric 100 192.168.122.0/24 dev virbr0 proto kernel scope link src 192.168.122.1 Locales: extensions.sqlite corrupt or missing MostRecentCrashID: bp-f26990dc-8766-4797-bc7d-9522b2151117 Plugins: IcedTea-Web Plugin (using IcedTea-Web 1.5.3 (1.5.3-0ubuntu0.15.10.1)) - /usr/lib/jvm/java-7-openjdk-amd64/jre/lib/amd64/IcedTeaPlugin.so (icedtea-7-plugin) Shockwave Flash - /usr/lib/flashplugin-installer/libflashplayer.so PrefSources: prefs.js [Profile]/extensions/supp...@lastpass.com/defaults/preferences/defaults.js [Profile]/extensions/https-everywh...@eff.org/defaults/preferences/preferences.js [Profile]/extensions/fvdme...@gmail.com/defaults/preferences/fvd.js ProcEnviron: LANGUAGE=en_GB:en PATH=(custom, no user) XDG_RUNTIME_DIR=<set> LANG=en_GB.UTF-8 SHELL=/bin/bash Profiles: Profile0 (Default) - LastVersion=42.0/20151030083518 (In use) RelatedPackageVersions: icedtea-7-plugin 1.5.3-0ubuntu0.15.10.1 RunningIncompatibleAddons: False SourcePackage: firefox SubmittedCrashIDs: bp-f26990dc-8766-4797-bc7d-9522b2151117 Themes: extensions.sqlite corrupt or missing UpgradeStatus: Upgraded to wily on 2015-11-30 (10 days ago) To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/firefox/+bug/1524912/+subscriptions -- Mailing list: https://launchpad.net/~desktop-packages Post to : desktop-packages@lists.launchpad.net Unsubscribe : https://launchpad.net/~desktop-packages More help : https://help.launchpad.net/ListHelp
