RE: Wonderful World of Linux 2.6 - Final

[Nakajima, Jun]

I agree with Nick. Ingo's HT-aware scheduler is not in the 2.6 base.
Also the current scheduler does not distinguish idle logical CPU vs.
idle package, having two active processes on the same package, leaving
the other package idle.

	Jun

> -----Original Message-----
> From: linux-kernel-owner@xxxxxxxxxxxxxxx [mailto:linux-kernel-
> owner@xxxxxxxxxxxxxxx] On Behalf Of Jeff Garzik
> Sent: Wednesday, December 17, 2003 11:12 PM
> To: Nick Piggin
> Cc: Joe Pranevich; linux-kernel; mingo@xxxxxxxxxx
> Subject: Re: Wonderful World of Linux 2.6 - Final
> 
> Nick Piggin wrote:
> > I'll just mention that the "Hyperthreading" section is not entirely
> > accurate: the process scheduler is blissfully unaware of HT / SMT
> > presently. It is a must fix item though, and there are a number of
> > different implementations available to solve this.
> 
> 
> Are you sure?  I could have sworn Ingo made the scheduler magically
> HT-friendly...
> 
> 	Jeff
> 
> 
> 
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