Re: RFC: THE OFFLINE SCHEDULER

Christoph Lameter
2009-08-26T15:41:51Z

On Wed, 26 Aug 2009, Peter Zijlstra wrote:

> Why waste a whole cpu for something that could be done by part of one?

Because of latency and performance requirements

> You're bound to have interaction between the core os and these
> partitions you want, non of it different from how threads in the kernel
> would interact, other than that you're going to re-invent everything
> already present in the kernel.

The kernel interactions can be done while running on another (not
isolated) cpu.

> You don't, you make things more complex by introducing duplicate
> functionality.

The functionality does not exist. This is about new features.

> If you think the kernel is too fat and does superfluous things for your
> needs, help trim it.

Mind boogling nonsense. Please stop fantasizing and trolling.