Very bad performance when using battery on my laptop with FB7

Oliver Herold oliver at
Sun Mar 23 11:12:19 PDT 2008


just a shoot into the dark, but did you set debug.cpufreq.lowest=1000 in
/etc/sysctl.conf? 1000 MHz is the lowest (usable) frequency of my



Kemian Dang <dangkm at> wrote:
> Dear all,
> I have a Compaq laptop running FB7 stable.
> When I use battery, the system becomes very slow, there are even lag
> of the cursor.
> The "load average" would be 1 - 2, while the idle CPU is 99.0%.
> It would not change even I plug the ac power later.
> But if I reboot the machine whit ac power, everything would be OK.
> Any idea appreciated for what should I do to solve this ...
> Best wishes,
> Kemian
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