System extremely slow under light load

[Mehmet Erol Sanliturk]

On Mon, Apr 25, 2011 at 10:03 AM, Bartosz Fabianowski <freebsd at chillt.de>wrote:

> Sorry to hear none of that helped.  It seems a very serious problem, and
>> it would be useful to know if it behaves any better under linux or not.
>>
>
> I am still on the hunt for a bootable Linux distribution. I am in the
> unfortunate situation of having no CD-Rs at hand. And because it is Easter,
> shops are closed.
>
> Most Linux distributions require you to run a proprietary tool from inside
> Windows or another Linux installation to create a bootable USB medium. I
> found a USB image for OpenSUSE but that failed to boot. I am continuing to
> hunt...
>
>  You need sysctl hw.acpi.cpu.cx_lowest="C2" instead .. that's what
>> /etc/rc.d/power_profile adjusts when you apply or remove power.
>> I doubt it's likely to help much given the scale of overheating.
>>
>
> I use the correct sysctl now, the cx_lowest value changed from C1 to C2 for
> all CPUs but nothing seems to have changed otherwise:
>
> %sysctl dev.cpu | grep cx_usage
> dev.cpu.0.cx_usage: 100.00% 0.00% last 230us
> dev.cpu.1.cx_usage: 100.00% 0.00% last 216us
> dev.cpu.2.cx_usage: 100.00% 0.00% last 159us
> dev.cpu.3.cx_usage: 100.00% 0.00% last 323us
> dev.cpu.4.cx_usage: 100.00% 0.00% last 320us
> dev.cpu.5.cx_usage: 100.00% 0.00% last 357us
> dev.cpu.6.cx_usage: 100.00% 0.00% last 378us
> dev.cpu.7.cx_usage: 100.00% 0.00% last 374us
>
>  That's pretty sad.  Not sure what the first two differing by only 1MHz
>> means .. but I'm out of ideas, and my depth.
>>
>
> Thanks for all the tips. I will report back once I have had a chance to
> compare with Linux. If nothing else helps, I will call Dell again in the
> futile attempt to have them magically fix the issue somehow.
>
> - Bartosz
> _______________________________________________
>
>


Please , see the site

http://www.mandriva.com/en/linux/


My opinion is that Mandriva is a very good Linux distribution .


Thank you very much .

Mehmet Erol Sanliturk