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DragonFly users List (threaded) for 2005-03
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Re: Differences between constructive and destructive criticism

From: Chris Pressey <cpressey@xxxxxxxxxxxxxxx>
Date: Sat, 12 Mar 2005 10:41:24 -0800

On Sat, 12 Mar 2005 13:20:20 -0500
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

"It seems almost comical that teams of engineers are rewriting an OS
trying to squeeze some cycles out of _a_ CPU without any understanding
of the main bottleneck to networking performance." [emphasis mine]


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