Re: 2.6.12-rc3-mm2 - kswapd0 keeps running

From: Cameron Harris
Date: Wed May 04 2005 - 14:15:16 EST


On 5/1/05, Damir Perisa <damir.perisa@xxxxxxxxx> wrote:
> i updated from rc2-mm3 to rc3-mm2 and now i observe something strange:
> the cpu is running all the time at 100% because of the kswapd0 that is
> running always and not becomming idle.
>
> after having the computer running for about one hour, top says this about
> kswapd0:
>
> PID USER PR NI VIRT RES SHR S %CPU %MEM TIME+ COMMAND
> 155 root 25 0 0 0 0 R 89.6 0.0 38:56.06 kswapd0
>
> the config file you can find here:
> http://cvs.archlinux.org/cgi-bin/viewcvs.cgi/kernels/kernel26mm/config?rev=1.18&cvsroot=Extra
>
> regards,
>
> Damir Perisa
>
> --
> A thing worth doing is worth the trouble of asking somebody else to do it.
>
>
>

I can sort of confirm this, except on a different kernel version.
This kswapd0 taking 100% cpu is on my 2.6.12-rc2-mm3 compiled with cachefs.
Next time I boot into it I can check my sysrq-P and see if cachefs is
causing it on mine...
It tends to be after something has heavily used my hard drive.
--
Cameron Harris
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