Re: Odd performance problem

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On Wed, 2008-05-07 at 17:31 +0200, Joeri Sebrechts wrote:
> Hello,
> 
> While debugging a script that ran too slowly I came across something that I 
> can't explain.
> 
> It is inactive code that when removed doubles the run time of the script.
> 
> Specifically, the issue is a switch statement, where one of the cases is 
> never reached. If I remove the case from the code, the run time of the 
> script goes from 6 seconds to 12 seconds.
> 
> To see this problem in action, you can download the problematic script here:
> http://sebrechts.net/files/2008/phpperfissue.zip
> 
> Anyone have any ideas on how this is even possible? I'd like to improve the 
> run time of the script, but if every part of code that I take out makes it 
> run longer ...

Runs the same for me either way... under PHP4 and PHP5. You must have a
nice system, takes 22 seconds both ways on my Athlon 2400 :)

Cheers,
Rob.
-- 
http://www.interjinn.com
Application and Templating Framework for PHP


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