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

christoph
2005-05-17T01:54:08Z

On Mon, 16 May 2005, Lee Revell wrote:

> On Mon, 2005-05-16 at 12:45 -0700, christoph wrote:
> > Make the timer frequency selectable. The timer interrupt may cause bus
> > and memory contention in large NUMA systems since the interrupt occurs
> > on each processor HZ times per second.
>
> Isn't there already a patch in the -ac kernel that allows HZ to be
> selected at runtime?

Runtime? That seems to be a bad idea. It would be better to rewrite the
timer subsystem to be able to work tickless.