У меня есть ноутбук nb510 Toshiba с Ubuntu 12.04 и firefox 22.0 с такими расширениями, как addock-plus, x-notifier, помощник по загрузке, xmarks. Иногда это занимает больше процессора, чем 100% Эта информация Firefox:
@nb510:~$ top
top - 02:23:57 up 18 min, 2 users, load average: 0.42, 0.39, 0.36
Tasks: 153 total, 1 running, 152 sleeping, 0 stopped, 0 zombie
Cpu(s): 3.9%us, 0.8%sy, 0.0%ni, 95.2%id, 0.0%wa, 0.0%hi, 0.0%si, 0.0%st
Mem: 2047344k total, 741132k used, 1306212k free, 54984k buffers
Swap: 2068352k total, 0k used, 2068352k free, 370208k cached
PID USER PR NI VIRT RES SHR S %CPU %MEM TIME+ COMMAND
2320 john 20 0 576m 117m 36m S 117 5.9 1:31.67 firefox
1015 root 20 0 120m 39m 7588 S 9 2.0 2:02.09 Xorg
2088 john 20 0 92592 15m 11m S 7 0.8 0:11.30 gnome-terminal
2183 john 20 0 2852 1176 888 R 1 0.1 0:08.58 top
9 root 20 0 0 0 0 S 0 0.0 0:06.83 kworker/1:0
1 root 20 0 3636 2052 1316 S 0 0.1 0:01.80 init
2 root 20 0 0 0 0 S 0 0.0 0:00.00 kthreadd
3 root 20 0 0 0 0 S 0 0.0 0:00.02 ksoftirqd/0
6 root RT 0 0 0 0 S 0 0.0 0:00.00 migration/0
7 root RT 0 0 0 0 S 0 0.0 0:00.24 watchdog/0
8 root RT 0 0 0 0 S 0 0.0 0:00.00 migration/1
10 root 20 0 0 0 0 S 0 0.0 0:00.13 ksoftirqd/1
12 root RT 0 0 0 0 S 0 0.0 0:00.05 watchdog/1
13 root RT 0 0 0 0 S 0 0.0 0:00.00 migration/2
15 root 20 0 0 0 0 S 0 0.0 0:00.03 ksoftirqd/2
16 root RT 0 0 0 0 S 0 0.0 0:00.00 watchdog/2
17 root RT 0 0 0 0 S 0 0.0 0:00.00 migration/3
18 root 20 0 0 0 0 S 0 0.0 0:00.88 kworker/3:0
а это из firefox
Paramètres de base de l'application
Nom
Firefox
Version
22.0
Agent utilisateur
Mozilla/5.0 (X11; Ubuntu; Linux i686; rv:22.0) Gecko/20100101 Firefox/22.0
Configuration de compilation
about:buildconfig
Extensions
Nom
Version
Activée
ID
British English Dictionary
1.19.1
true
en-GB@dictionaries.addons.mozilla.org
DownloadHelper
4.9.17
true
{b9db16a4-6edc-47ec-a1f4-b86292ed211d}
Element Hiding Helper pour Adblock Plus
1.2.3
true
elemhidehelper@adblockplus.org
Ubuntu Firefox Modifications
2.6
true
ubufox@ubuntu.com
Xmarks
4.2.1
true
foxmarks@kei.com
X-notifier
3.3.3
true
{37fa1426-b82d-11db-8314-0800200c9a66}
Préférences modifiées importantes
Nom
Valeur
accessibility.typeaheadfind.flashBar
0
browser.cache.disk.capacity
1048576
browser.cache.disk.smart_size_cached_value
1048576
browser.cache.disk.smart_size.first_run
false
browser.places.smartBookmarksVersion
4
browser.startup.homepage
http://www.google.fr/ig
browser.startup.homepage_override.buildID
20130627161504
browser.startup.homepage_override.mstone
22.0
dom.mozApps.used
true
extensions.lastAppVersion
22.0
network.cookie.prefsMigrated
true
places.database.lastMaintenance
1375143077
places.history.expiration.transient_current_max_pages
52413
plugin.disable_full_page_plugin_for_types
application/pdf
plugin.importedState
true
privacy.sanitize.migrateFx3Prefs
true
security.warn_viewing_mixed
false
storage.vacuum.last.index
0
storage.vacuum.last.places.sqlite
1375140331
Accélération graphique
Description de la carte
VMware, Inc. -- Gallium 0.4 on llvmpipe (LLVM 0x300)
Fenêtres avec accélération graphique
0/1 Basic Bloqué pour la version de votre pilote graphique.
ID du périphérique
Gallium 0.4 on llvmpipe (LLVM 0x300)
ID du vendeur
VMware, Inc.
Rendu WebGL
Bloqué pour la version de votre pilote graphique.
Version du pilote
2.1 Mesa 8.0.4
AzureCanvasBackend
cairo
AzureContentBackend
none
AzureFallbackCanvasBackend
none
JavaScript
Ramasse-miettes incrémentiel
true
Accessibilité
Activée
false
Empêcher l'accessibilité
0
Versions des bibliothèques
Version minimale attendue
Version utilisée
NSPR
4.9.6
4.9.6
NSS
3.14.3.0 Basic ECC
3.14.3.0 Basic ECC
NSSSMIME
3.14.3.0 Basic ECC
3.14.3.0 Basic ECC
NSSSSL
3.14.3.0 Basic ECC
3.14.3.0 Basic ECC
NSSUTIL
3.14.3.0
3.14.3.0
Спасибо за помощь