Messages in this thread | | | From | Maciej Rutecki <> | Subject | Re: [REGRESSION] [Linux 3.2] top/htop and all other CPU usage metering applications has gone crackers | Date | Tue, 29 Nov 2011 22:16:48 +0100 |
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On czwartek, 24 listopada 2011 o 11:30:15 Artem S. Tashkinov wrote: > Hello, > > I'd like to report a weird regression in Linux 3.2 (running rc3 now) - all > CPU metering applications have gone terribly mad under this kernel: > > Here are two text snapshots of htop: > > 1 [||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||100.0%] > Tasks: 135 total, 1 running 2 > [||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||100.0%] > Load average: 0.00 0.01 0.05 3 > [||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||100.0%] > Uptime: 00:27:49 4 > [||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||100.0%] > Load: 0.00 Mem[|||||||||||| > 544/8093MB] > Avg[||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||100.0%] > > IORR IOWR IO PID USER PRI NI VIRT RES SHR S CPU% MEM% > TIME+ Command 0 0 0 3529 root 20 0 70052 52244 19324 S > 300. 0.6 0:25.93 /usr/bin/X -br 0 0 0 3678 user 20 0 > 33952 10220 8448 S 100. 0.1 0:03.58 gkrellm 0 0 0 3772 user > 20 0 32144 13960 9532 S 100. 0.2 0:07.46 konsole [kdeinit] --noxft > 0 0 0 6061 user 20 0 2780 1276 960 R 100. 0.0 > 0:00.01 htop 0 0 0 1 root 20 0 2884 1376 1168 S 0.0 > 0.0 0:01.00 /sbin/init 0 0 0 2 root 20 0 0 0 > 0 S 0.0 0.0 0:00.00 kthreadd > > > 1 [||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||100.0%] > Tasks: 135 total, 1 running 2 > [||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||100.0%] > Load average: 0.00 0.01 0.05 3 > [||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||100.0%] > Uptime: 00:28:43 4 > [||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||100.0%] > Load: 0.00 Mem[|||||||||||| > 545/8093MB] > Avg[||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||100.0%] > > IORR IOWR IO PID USER PRI NI VIRT RES SHR S CPU% MEM% > TIME+ Command 0 0 0 6061 user 20 0 2780 1288 972 R > 57.0 0.0 0:00.11 htop 0 0 0 5243 user 20 0 559M 318M > 30928 S 57.0 3.9 0:26.07 /opt/firefox/firefox 0 0 0 3687 user > 20 0 108M 39124 23564 S 57.0 0.5 0:06.50 kedit 0 0 0 3637 > user 20 0 26960 5572 4288 S 57.0 0.1 0:00.02 klauncher > [kdeinit] --new-startup 0 0 0 3529 root 20 0 70052 52244 > 19324 S 0.0 0.6 0:26.71 /usr/bin/X -br > > Interestingly with this madness going on, the internal kernel average load > counter works properly: > > [root@localhost ~]# uptime > 16:20:38 up 44 min, 2 users, load average: 0.02, 0.04, 0.05 > > Right at this moment all process viewers report 400% CPU load (I have 4 CPU > cores), either 400% loaded by user processes or 200% by system and 200% by > user processes. > > Graphically it looks this way: > http://img717.imageshack.us/img717/6495/top2b.png > > I'm not running any CPU intensive applications at the moment at all. > > My .config file can be downloaded here: http://ompldr.org/iYmZneg > > My distro is Fedora 14 i686. > > Best wishes, > > Artem > -- > To unsubscribe from this list: send the line "unsubscribe linux-kernel" in > the body of a message to majordomo@vger.kernel.org > More majordomo info at http://vger.kernel.org/majordomo-info.html > Please read the FAQ at http://www.tux.org/lkml/
Seems be similar to: http://marc.info/?l=linux-kernel&m=132156832124314&w=2 http://marc.info/?l=linux-kernel&m=132164909313594&w=2
Regards -- Maciej Rutecki http://www.mrutecki.pl
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