On Saturday 03 Nov 2001 21:44, Borsenkow Andrej wrote:
> Common myth is that system accounts its idle time to kapm-idled.
> Unfotunately, it does not look like being truth.
>
> First, look in apm_mainloop - it has very interesting comment:
>
>                   * Ok, check all events, check for idle (and mark us
> sleeping
>                   * so as not to count towards the load average)..
>
> Second, start something like gkrellm and watch it for some time. Pay
> attention to displayed system time and CPU temp. You'll see very
> interesting results. Most of the time CPU is IDLE - i.e. it displays 0%
> (or near) and CPU temp is near its minimal value (in my case it is
> usually 29C). But sometimes kapm-idled decides it has something to do
> as well - and system time goes up at about 50% and CPU temp *goes up*
> as well - good, it does not rocket as in case of burncpu, but it stays
> above minimal values.
>
> In both cases I do nothing except sitting there and looking at gkrellm.
> which mean in both cases system is idle ...
>
> So the main statement is - when your kapm-idled is shown as using 50%
> of your CPU - it does really use this 50% of CPU. It does *not* sit
> there idling (and cooling) your CPU but really keeps it running.
>
> comments?
>
> -andrej

I've noticed the same.  I build my own kernels and that's one of the 
first things I disable.

-- 
Peter Ruskin, Wrexham, Wales.           rm -rf /bin/laden sharon
Registered Linux User No. 219434 ( see http://counter.li.org/ ).
Mandrake Linux release 8.1 (Vitamin) for i586,  kernel 
2.4.8-26mdk-pnr-win4lin.
XFree86 4.1.0, patch level 17mdk.  KDE: 2.2.1.  Qt: 2.3.1.  Uptime 3 days 
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