[nSLUG] 2.6 kernel performance

Scott Walker crimson at unspeakable.org
Tue Jun 21 15:42:21 ADT 2005


True, but this comes from the newer "sys-admin" crowd.

(The I installed linux in my basement so I'm a linux admin, crowd).

Who think, because I've compiled everything from scratching on my own, 
on this machine, it HAS to be faster. Right! right?

Ben Armstrong wrote:
> On Tue, 2005-06-21 at 13:49 -0400, Stephen Gregory wrote:
> 
>>Part of the problem with Gentoo is that you get into a mentality that
>>tweaking will give big performance improvements. It won't. Apart from
>>using a kernel compiled for your cpu there isn't much that you should
>>bother doing.
> 
> 
> This isn't just Gentoo mentality, it is an old, well-known programming
> pitfall that is all too easy to fall into.  (Yes, I know, systems
> administration isn't programming, but the same principle applies.)  Here
> is some wisdom from fortune(6) on the matter:
> 
> Premature optimization is the root of all evil.
>                 -- D.E. Knuth
> %
> (definitions)
> %
> The First Rule of Program Optimization:
>         Don't do it.
> 
> The Second Rule of Program Optimization (for experts only!):
>         Don't do it yet.
>                 -- Michael Jackson
> %
> 
> 
> 
> 
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> 
> 
> 

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