On Wed, 2005-07-13 at 13:52 -0400, Lee Revell wrote:
> On Wed, 2005-07-13 at 13:42 -0400, Eric Dantan Rzewnicki wrote:
> > > > What is driving the kernel-devs to regress on this issue?
> > > Saving battery on laptops. The only performance numbers anyone posted
> > > indicated HZ=250 sped up a kernel compile on a 16 CPU machine (!) by
> > > ~5%, and this was after the fact. Not exactly compelling...
> > > But since Linus and Andrew apparently all use laptops, us desktop people
> > > are screwed...
> >
> > Any chance they would make it a config option?
> >
>
> It is a config option, the available settings are 100, 250, and 1000.
> The problem is that the default has changed to 250.
Update: Linus has said that this is a done deal. So now we need to
figure out how to work around it. I guess we'll have to go back to
using the RTC like on 2.4.
Lee
Received on Thu Jul 14 00:15:20 2005
This archive was generated by hypermail 2.1.8 : Thu Jul 14 2005 - 00:15:20 EEST