This post is a log of tests run over last 4 hours.
Firefox 10.0.7 installed and updated from mageia repo.
Logging into root and starting Firefox - system runs without the problem. CPU usage nominal. Did not stay in root long enough to see msec. Command "top" shows only summary info, no info on processes.
Logging in as user (main user) and starting Firefox from terminal - behaviour is as before, excessive CPU usage. No messages in terminal.
Logging in as a secondary user and starting Firefox - heavy CPU usage is mere seconds.
Have deleted ~/.mozilla and started fresh (main user) - no extensions, plug-ins disabled.
Extensive CPU usage and lockup for minutes while in first-time wizard (import - none) and later when in bookmarks - import html.
"top" showing "flush-8:16" while in locked-up condition on a couple of occassions.
Have tried gimp and impress to see about other largish programs - no problems seen.
Have tried copying a cd iso from sda6 to sdb6. No problem.
Onset of problem after reboot on start of Firefox is now delayed for a couple of minutes. Re-occurance now seems to be related to Mageia update notifier.
Snapshot of "top" taken during occurance:
- Code: Select all
# top
top - 12:45:35 up 5 min, 3 users, load average: 2.67, 1.50, 0.71
Tasks: 166 total, 1 running, 165 sleeping, 0 stopped, 0 zombie
Cpu(s): 0.5%us, 0.8%sy, 0.0%ni, 50.1%id, 48.6%wa, 0.0%hi, 0.0%si, 0.0%st
Mem: 2054100k total, 1531212k used, 522888k free, 109396k buffers
Swap: 1253032k total, 0k used, 1253032k free, 538836k cached
PID USER PR NI VIRT RES SHR S %CPU %MEM TIME+ COMMAND
457 root 20 0 0 0 0 D 1 0.0 0:00.97 flush-8:16
965 root 20 0 179m 82m 26m S 1 4.1 0:06.08 X
9 root 20 0 0 0 0 S 0 0.0 0:00.02 ksoftirqd/1
2181 monty 20 0 670m 92m 50m S 0 4.6 0:05.14 kwin
2273 monty 20 0 499m 28m 17m S 0 1.4 0:00.85 konsole
2385 monty 20 0 247m 45m 13m S 0 2.3 0:01.28 net_applet
2414 monty 20 0 1527m 72m 6892 S 0 3.6 0:00.46 mysqld
2635 root 20 0 13008 1280 916 R 0 0.1 0:00.39 top
1 root 20 0 44380 5252 1984 S 0 0.3 0:00.69 systemd
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 0:00.00 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 0:00.00 migration/1
8 root 20 0 0 0 0 S 0 0.0 0:00.00 kworker/1:0
10 root 20 0 0 0 0 S 0 0.0 0:00.23 kworker/0:1
11 root 0 -20 0 0 0 S 0 0.0 0:00.00 cpuset
12 root 0 -20 0 0 0 S 0 0.0 0:00.00 khelper
13 root 20 0 0 0 0 S 0 0.0 0:00.02 kdevtmpfs
14 root 0 -20 0 0 0 S 0 0.0 0:00.00 netns
15 root 20 0 0 0 0 S 0 0.0 0:00.00 sync_supers
16 root 20 0 0 0 0 S 0 0.0 0:00.00 bdi-default
17 root 0 -20 0 0 0 S 0 0.0 0:00.00 kintegrityd
18 root 0 -20 0 0 0 S 0 0.0 0:00.00 kblockd
19 root 0 -20 0 0 0 S 0 0.0 0:00.00 md
21 root 20 0 0 0 0 S 0 0.0 0:00.00 khungtaskd
22 root 20 0 0 0 0 S 0 0.0 0:00.00 kswapd0
23 root 25 5 0 0 0 S 0 0.0 0:00.00 ksmd
24 root 39 19 0 0 0 S 0 0.0 0:00.00 khugepaged
25 root 20 0 0 0 0 S 0 0.0 0:00.00 fsnotify_mark
26 root 0 -20 0 0 0 S 0 0.0 0:00.00 crypto
29 root 0 -20 0 0 0 S 0 0.0 0:00.00 kthrotld
30 root 0 -20 0 0 0 S 0 0.0 0:00.00 kpsmoused