Well, it's not Gnome or Firefox specific.
It's now hung when Firefox wasn't loaded and again, twice, when running
with KDE.
SSHing in and running 'top' shows fairly high load (3.94) but very
little CPU activity ...?
top - 17:39:42 up 3:22, 3 users, load average: 3.94, 1.68, 1.00
Tasks: 129 total, 1 running, 122 sleeping, 0 stopped, 6 zombie
Cpu(s): 12.2%us, 3.2%sy, 0.1%ni, 83.3%id, 1.2%wa, 0.1%hi, 0.1%si, 0.0%st
Mem: 1535508k total, 1112468k used, 423040k free, 49552k buffers
Swap: 2000052k total, 0k used, 2000052k free, 895260k cached
PID USER PR NI VIRT RES SHR S %CPU %MEM TIME+ COMMAND
12799 root 20 0 2444 1080 824 R 2 0.1 0:00.01 top
1 root 20 0 3084 1888 564 S 0 0.1 0:01.69 init
2 root 15 -5 0 0 0 S 0 0.0 0:00.00 kthreadd
3 root RT -5 0 0 0 S 0 0.0 0:00.00 migration/0
4 root 15 -5 0 0 0 S 0 0.0 0:00.83 ksoftirqd/0
5 root RT -5 0 0 0 S 0 0.0 0:00.00 watchdog/0
9 root 15 -5 0 0 0 S 0 0.0 0:00.16 events/0
11 root 15 -5 0 0 0 S 0 0.0 0:00.00 khelper
12 root RT -5 0 0 0 S 0 0.0 0:00.00 kstop/0
14 root 15 -5 0 0 0 S 0 0.0 0:00.00 kintegrityd/0
16 root 15 -5 0 0 0 S 0 0.0 0:00.00 kblockd/0
18 root 15 -5 0 0 0 S 0 0.0 0:00.32 kacpid
19 root 15 -5 0 0 0 S 0 0.0 0:00.20 kacpi_notify
20 root 15 -5 0 0 0 S 0 0.0 0:00.00 cqueue
21 root 15 -5 0 0 0 S 0 0.0 0:00.00 ata/0
23 root 15 -5 0 0 0 S 0 0.0 0:00.00 ata_aux
24 root 15 -5 0 0 0 S 0 0.0 0:00.00 ksuspend_usbd
25 root 15 -5 0 0 0 S 0 0.0 0:00.00 khubd
26 root 15 -5 0 0 0 S 0 0.0 0:00.00 kseriod
27 root 15 -5 0 0 0 S 0 0.0 0:00.00 kmmcd
28 root 15 -5 0 0 0 S 0 0.0 0:00.00 btaddconn
29 root 15 -5 0 0 0 S 0 0.0 0:00.00 btdelconn
30 root 20 0 0 0 0 S 0 0.0 0:00.00 pdflush
31 root 20 0 0 0 0 S 0 0.0 0:00.47 pdflush
32 root 15 -5 0 0 0 S 0 0.0 0:00.00 kswapd0
33 root 15 -5 0 0 0 S 0 0.0 0:00.00 aio/0
35 root 15 -5 0 0 0 S 0 0.0 0:00.00 ecryptfs-kthrea
38 root 15 -5 0 0 0 S 0 0.0 0:00.00 scsi_eh_0
39 root 15 -5 0 0 0 S 0 0.0 0:00.00 scsi_eh_1
40 root 15 -5 0 0 0 S 0 0.0 0:00.00 scsi_eh_2
41 root 15 -5 0 0 0 S 0 0.0 0:00.00 scsi_eh_3
42 root 15 -5 0 0 0 S 0 0.0 0:00.00 kstriped
43 root 15 -5 0 0 0 S 0 0.0 0:00.00 kmpathd/0
45 root 15 -5 0 0 0 S 0 0.0 0:00.00 kmpath_handlerd
46 root 15 -5 0 0 0 S 0 0.0 0:00.00 ksnapd
47 root 15 -5 0 0 0 S 0 0.0 0:00.06 kondemand/0
49 root 10 -10 0 0 0 S 0 0.0 0:00.00 krfcommd
312 root 15 -5 0 0 0 S 0 0.0 0:00.00 khpsbpkt
381 root 15 -5 0 0 0 S 0 0.0 0:00.00 knodemgrd_0
461 root 15 -5 0 0 0 S 0 0.0 0:00.00 scsi_eh_4
466 root 15 -5 0 0 0 S 0 0.0 0:01.10 usb-storage
726 root 15 -5 0 0 0 S 0 0.0 0:00.62 kjournald
861 root 16 -4 2224 584 316 S 0 0.0 0:00.33 udevd
1450 root 24 4 0 0 0 S 0 0.0 0:01.81 ktoshkeyd
1519 root 15 -5 0 0 0 S 0 0.0 0:00.00 kpsmoused
1528 root 15 -5 0 0 0 S 0 0.0 0:00.00 pccardd
1603 root 15 -5 0 0 0 S 0 0.0 0:01.14 iwlagn/0
1605 root 15 -5 0 0 0 S 0 0.0 0:01.12 iwlagn
2002 root 15 -5 0 0 0 S 0 0.0 0:00.41 kjournald
2263 root 20 0 0 0 0 D 0 0.0 0:00.00 getty
2264 root 20 0 0 0 0 D 0 0.0 0:00.00 getty
2270 root 20 0 0 0 0 D 0 0.0 0:00.00 getty
2274 root 20 0 0 0 0 D 0 0.0 0:00.00 getty
2275 root 20 0 0 0 0 D 0 0.0 0:00.00 getty
2334 root 20 0 2600 1524 556 S 0 0.1 0:00.24 acpid
2379 syslog 20 0 2040 684 540 S 0 0.0 0:00.07 syslogd
2402 root 20 0 1968 532 440 S 0 0.0 0:00.16 dd
2404 klog 20 0 3868 2636 444 S 0 0.2 0:00.20 klogd
2427 messageb 20 0 3140 1544 812 S 0 0.1 0:05.33 dbus-daemon
2451 root 20 0 5436 1068 680 S 0 0.1 0:00.00 sshd
2556 haldaemo 20 0 6664 4672 3888 S 0 0.3 0:02.79 hald
2559 root 20 0 17448 2644 1792 S 0 0.2 0:00.25 console-kit-dae
2622 root 20 0 3328 1152 928 S 0 0.1 0:00.07 hald-runner
2653 root 20 0 5176 1804 1584 S 0 0.1 0:00.10 hald-addon-inpu
2663 root 20 0 5176 1912 1648 S 0 0.1 0:00.55 hald-addon-rfki
2676 root 20 0 5172 1768 1568 S 0 0.1 0:00.01 hald-addon-gene
2677 root 20 0 5172 1808 1604 S 0 0.1 0:00.01 hald-addon-gene
2701 root 20 0 5180 1808 1592 S 0 0.1 0:01.40 hald-addon-stor
2703 root 20 0 5188 1876 1660 S 0 0.1 0:00.06 hald-addon-cpuf
2704 root 15 -5 0 0 0 S 0 0.0 0:27.01 ipolldevd
2705 haldaemo 20 0 5032 1808 1584 S 0 0.1 0:00.06 hald-addon-acpi
2796 root 20 0 17552 3924 3260 S 0 0.3 0:02.29 NetworkManager
2818 avahi 20 0 3060 1540 1280 S 0 0.1 0:00.09 avahi-daemon
2819 avahi 20 0 2944 508 300 S 0 0.0 0:00.00 avahi-daemon
2820 root 20 0 7048 3120 2592 S 0 0.2 0:00.05 nm-system-setti
2821 root 20 0 4276 1952 1644 S 0 0.1 0:00.11 wpa_supplicant
2848 root 20 0 6108 2616 1960 S 0 0.2 0:00.05 cupsd
2876 root 20 0 4324 1160 932 S 0 0.1 0:00.00 system-tools-ba
2951 daemon 20 0 2096 456 324 S 0 0.0 0:00.00 atd
2979 root 20 0 3480 1036 824 S 0 0.1 0:00.00 cron
3070 root 20 0 0 0 0 D 0 0.0 0:00.00 getty
6089 root RT -5 0 0 0 S 0 0.0 0:00.00 migration/1
6090 root 15 -5 0 0 0 S 0 0.0 0:00.41 ksoftirqd/1
6091 root RT -5 0 0 0 S 0 0.0 0:00.00 watchdog/1
6092 root 15 -5 0 0 0 S 0 0.0 0:00.00 iwlagn/1
6093 root 15 -5 0 0 0 S 0 0.0 0:00.01 kondemand/1
6094 root 15 -5 0 0 0 S 0 0.0 0:00.00 kmpathd/1
6095 root 15 -5 0 0 0 S 0 0.0 0:00.00 aio/1
6096 root 15 -5 0 0 0 S 0 0.0 0:00.00 ata/1
6097 root 15 -5 0 0 0 S 0 0.0 0:00.00 kblockd/1
6098 root 15 -5 0 0 0 S 0 0.0 0:00.00 kintegrityd/1
6099 root RT -5 0 0 0 S 0 0.0 0:00.00 kstop/1
6100 root 15 -5 0 0 0 D 0 0.0 0:00.01 events/1
6101 root 15 -5 0 0 0 S 0 0.0 0:00.00 mmcqd
10701 root 20 0 346m 25m 10m S 0 1.7 2:37.20 Xorg
10745 sicp 20 0 26508 7236 5688 S 0 0.5 0:00.24 gnome-session
10804 sicp 20 0 4784 600 288 S 0 0.0 0:00.00 ssh-agent
10805 sicp 20 0 3940 800 604 S 0 0.1 0:00.06 gpg-agent
10814 sicp 20 0 95688 5624 4196 S 0 0.4 0:10.52 pulseaudio
10815 sicp 20 0 7844 2644 2136 S 0 0.2 0:00.00 gconf-helper
10828 sicp 20 0 19128 5676 3988 S 0 0.4 0:00.09 seahorse-agent
10847 sicp 20 0 39636 12m 8612 S 0 0.8 0:00.68 gnome-settings-
10852 sicp 20 0 0 0 0 Z 0 0.0 0:00.00 compiz <defunct>
10917 sicp 20 0 30056 21m 6832 S 0 1.4 0:08.55 compiz.real
10918 sicp 20 0 0 0 0 Z 0 0.0 0:02.94 gnome-panel
<defunct>
10919 sicp 20 0 0 0 0 Z 0 0.0 0:02.09 nautilus <defunct>
10923 sicp 20 0 0 0 0 Z 0 0.0 0:00.06 bluetooth-apple
<defunct>
10924 sicp 20 0 28412 9160 7044 S 0 0.6 0:00.09 tilda
10928 sicp 20 0 2036 696 580 S 0 0.0 0:00.00 gnome-pty-helpe
10929 sicp 20 0 5884 3128 1444 S 0 0.2 0:00.17 bash
10947 sicp 20 0 0 0 0 Z 0 0.0 0:00.32 update-notifier
<defunct>
10957 sicp 20 0 18160 4216 2900 S 0 0.3 0:00.39 xfce4-settings-
10958 sicp 20 0 0 0 0 Z 0 0.0 0:00.33 python <defunct>
10967 sicp 20 0 36004 11m 9104 S 0 0.8 0:00.48 nm-applet
10978 sicp 20 0 25352 9248 6324 S 0 0.6 0:00.15 gnome-power-man
11105 sicp 20 0 1872 496 432 S 0 0.0 0:00.00 sh
11106 sicp 20 0 1872 528 448 S 0 0.0 0:00.00 compiz-decorato
11108 sicp 20 0 20388 10m 7660 S 0 0.7 0:00.79 gtk-window-deco
11114 root 20 0 2276 984 856 S 0 0.1 0:00.00 dhclient
11203 sicp 20 0 16704 2952 1780 S 0 0.2 0:02.61 gnome-screensav
12366 root 20 0 8512 2980 2400 S 0 0.2 0:00.15 sshd
12374 sicp 20 0 8512 1596 1008 S 0 0.1 0:00.02 sshd
12377 sicp 20 0 5832 3104 1476 S 0 0.2 0:00.21 bash
12397 root 20 0 4132 1528 1216 S 0 0.1 0:00.11 su
12412 root 20 0 4320 1848 1444 S 0 0.1 0:00.04 bash
12488 root 20 0 1872 600 480 S 0 0.0 0:00.02 rc
12561 root 20 0 2168 440 344 S 0 0.0 0:00.00 usplash
12768 root 20 0 1872 584 472 S 0 0.0 0:00.00 S20sendsigs
12780 root 20 0 1660 324 268 D 0 0.0 0:00.00 killall5
** Attachment added: "'top' shows high load but little CPU activity"
http://launchpadlibrarian.net/27597382/top4.out
--
gnome (or firefox) 99%hangs system
https://bugs.launchpad.net/bugs/368201
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