Re: Fwd: Re: Differences between constructive and destructive criticism

[Chris Pressey <cpressey@xxxxxxxxxxxxxxx>]

On Sat, 12 Mar 2005 14:02:26 -0500
EM1897@xxxxxxx wrote:

> > Chris Pressey babbled:
> 
> >On Sat, 12 Mar 2005 13:20:20> EM1897@xxxxxxx wrote:
> >
> >> The purpose of an O/S is to utilize hardware. If you think
> >> that hardware is irrelevant, then you really aren't paying
> >> attention. The entire point of FreeBSD 5 and dragonfly is
> >> that uniprocessor has hit a wall, and the freebsd 4.x
> >> design is not multiprocessor friendly, so it needs to be
> >> redesigned to utilize multi-core, MP architectures. Its
> >> always about performance, and the hardware available is
> >> the entire point.
> >
> >How do you reconcile this with your earlier, clearly non-MP view?
> >
> >"If you learn to read english you'll know that uniprocessor is a
> >basic premise."
> 
> There are currently no MP O/S implementations that run faster
> than FreeBSD 4.x on a uniprocessor system, so thats what
> I use. There is no point in investing in expensive hardware
> that is slower than a uniprocessor solution.

Wait - so if UP is still faster than MP, how can it have possibly "hit a
wall"?

-Chris