Re: [PATCH] i386: Selectable Frequency of the Timer Interrupt

Andrew Morton
2005-07-09T19:13:20Z

Lee Revell <rlrevell@joe-job.com> wrote:
>
> > This is not a userspace visible thing really with few exceptions, and
> > well people can select the one they want, right?
>
> Then why not leave the default at 1000?

Because some machines exhibit appreciable latency in entering low power
state via ACPI, and 1000Hz reduces their battery life. By about half,
iirc.