Re: Increasing HZ (patch for HZ > 1000)

Vojtech Pavlik
2003-12-12T22:59:44Z

On Fri, Dec 12, 2003 at 10:31:28PM +0000, Jamie Lokier wrote:
> Grover, Andrew wrote:
> > I'd advocate lower HZ. Say, oh I dunno...100? This is better for power
> > management and also should make the sound go away.
>
> Alas, the sound my Toshiba laptop makes when the CPU is busy is the
> same frequency whatever kernel, and by extension whatever the timer
> frequency. I guess it must have another cause :/
>
> -- Jamie

If it's when the CPU is busy, then it's the CPU's DC/DC converter. There
is no way to get rid of the noise without mnodifying the notebook.

--
Vojtech Pavlik
SuSE Labs, SuSE CR