Re: 2.4.x vs 2.6.x: denormal handling and audio performance

[Lee Revell]

On Mon, 2004-08-09 at 22:35, Fernando Pablo Lopez-Lezcano wrote:
> _BUT_ 
> 
> [frantically trying to find a big brown bag to hide in... sigh...]
> 
> I retested with 2.4.x under FC1 yet again and I do see the same
> effect... argh... [*]
> 

Regardless, these numbers still are interesting.  Would any kernel
developer care to explain them?  It looks like a 50% difference in
performance from 2.4 to 2.6:

On Mon, 2004-08-09 at 10:49, Fernando Pablo Lopez-Lezcano wrote: 
> Athlon64 3000+, 2.6 (glibc 2.3.3, FC2): 27.5x
> 
> P4 Mobile, 2.6 (glibc 2.3.3, FC2):      191x
> P4 Mobile, 2.4 (glibc 2.3.2, FC1):      315x

Lee


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