Re: scheduler went mad?

From: Josh McKinney (forming@home.com)
Date: Wed Apr 11 2001 - 13:46:02 EST


I had the almost exact same thing happen to me just yesterday, I started up
xcdroast, and cdda2wav and kswapd went crazy, backed out of X and all was
well, and still is.

Same kernel as you too.

On approximately Wed, Apr 11, 2001 at 04:24:48PM +0200, Priit Randla wrote:
>
>
> Hi,
>
>
> Yesterday i tried to start cdda2wav but somehow it didn't do
> anything.
> It didn't die to kill -9 too. Machine was slow but usable.
> vmstat 10 output:
>
> procs memory swap io
> system cpu
> r b w swpd free buff cache si so bi bo in cs us
> sy id
> 2 0 1 2972 40916 108 18292 0 0 0 0 121 12735 0
> 100 0
> 2 0 1 2972 40492 108 18292 0 0 0 0 109 12740 1
> 99 0
> 2 0 1 2972 40492 108 18292 0 0 0 0 103 12996 0
> 100 0
> 3 0 0 2972 40492 108 18292 0 0 0 0 102 12932 0
> 100 0
> 3 0 1 2972 40492 108 18292 0 0 0 0 131 12652 1
> 99 0
> 2 0 0 2972 40496 108 18292 0 0 0 0 142 12562 1
> 99 0
> 2 0 0 2972 40500 108 18292 0 0 0 0 120 12684 0
> 100 0
> 2 0 1 2972 40496 108 18292 0 0 0 0 140 12480 1
> 99 0
> 2 0 0 2972 39952 108 18292 0 0 0 0 160 11445 7
> 93 0
> 3 0 0 2972 39952 108 18292 0 0 0 0 178 12295 2
> 98 0
> 2 0 0 2972 39956 108 18292 0 0 0 0 214 11958 2
> 98 0
> 3 0 1 2972 39952 108 18292 0 0 0 0 138 12579 1
> 99 0
>
> cs field is absolutely ridiculous for my machine.
>
> ps showed cdda2wav & kswapd eating all of processor time. When i tried
> to close
> netscape, it hang too and joined cdda2wav and kswapd:
>
> PID USER PRI NI SIZE RSS SHARE STAT LIB %CPU %MEM TIME
> COMMAND
> 9990 priitr 17 0 42380 41M 9928 R 0 32.5 33.4 21:47
> netscape-commun
> 3 root 17 0 0 0 0 SW 0 32.3 0.0 11:12
> kswapd
> 10538 priitr 16 0 84 8 0 R 0 32.3 0.0 11:09
> cdda2wav
> 5 root 9 0 0 0 0 SW 0 1.5 0.0 0:19
> bdflush
> 10616 priitr 13 0 856 856 668 R 0 0.7 0.6 0:00 top
> 657 root 9 0 21160 20M 1668 S 0 0.1 16.7 29:36 X
>
>
> I couldn't leave X and had to kill it. After that, both netscape and
> cdda2wav were
> gone and everything looks normal since then.
> I'm running 2.4.3ac3 right now.
>
> dmesg:
> -
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