2.4.x vs 2.6.x performance

[Frank]

--- Carlos Munoz <carlos at kenati.com> wrote:

> Frank wrote:
> 
> >I remember reading a while back that the 2.6 kernel is
> >considerably slower then the 2.4 kernel (Wolfgang Denx). Has
> >anybody taken any performance measurements on a later kernel
> >version to see if the above still hods true?
> >
> >I'm thinking about moving to 2.6 since a lot of open source
> >projects have stopped suporting the 2.4 kernel.
> >
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> Hi Frank,
> 
> While at my previous company we tried to move to the 2.6
> kernel (can't 
> remember the version, however it was a little over a year ago)
> from the 
> 2.4.20 kernel. The 2.6 kernel could not keep up with our
> stress tests, 
> not even close. Unfortunately, I don't have any hard data. We
> spent 
> about 2 weeks trying to figure out why  the performance
> degradation. 
> However, since there was no real need to use the 2.6 kernel
> other than 
> for better performance, and due to other pressing projects,
> management 
> decided to put on hold the upgrade to 2.6, and as far as I
> know they are 
> still on the 2.4 kernel. A lot has changed on 2.6 since then,
> so maybe 
> the performance is better now. You can always compare them
> both and post 
> your results.
> 
> Thanks,
> 
> 
> Carlos Munoz

Thanks, I let eneryone know what i find out...

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