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Top Forums Programming Generic speed question (PHP vs.) Post 302663707 by MoreCowbell on Thursday 28th of June 2012 11:34:08 AM
Old 06-28-2012
Generic speed question (PHP vs.)

Hi,

On a hosted linux environment which I have very little control over, I have a PHP script that takes in X number of floats, performs Y number of simple recursive arithmetic calculations, and produces some output for display to the user.

When I first created the script, 'X' and 'Y' were both in the single digits, and execution time wasn't really important because I was in the micro-second range, so that simple php script was good enough.

Today, the number of variables and calculations are rapidly increasing. I'm still in the sub-second range, but as time goes on I may need to start paying attention to performance.

My site is not revenue producing so I need to keep it on a simple, cheap hosted environment. If I were to rewrite those simple calculations into some compiled language, would I necessarily see substantial performance gains? Or would I see better results looking for a host with better resources (more cores, memory)? PHP doesn't really do multithreading well so I imagine with a heavily recursive application I would see benefit rewriting?

I realize this is a very newbie question. Thanks for any advice.
 

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MAIN(3) 								 1								   MAIN(3)

main - Dummy formain(3)

	There  is  no  function  named	main(3)  except  in  the  PHP  source.	In  PHP  4.3.0,  a  new  type  of error handling in the PHP source
       (php_error_docref) was introduced. One feature is to provide links to a	manual	page  in  PHP  error  messages	when  the  PHP	directives
       html_errors (on by default) and docref_root (on by default until PHP 4.3.2) are set.

	Sometimes  error messages refer to a manual page for the function main(3) which is why this page exists. If you discover such a reference,
       please file a bug report, indicating the PHP function caused the error that linked to main(3) and it will be fixed and properly documented.

       Known errors that point to main(3)

       +----------------+-----------------------------+
       | Function name	|			      |
       |		|			      |
       |		| No longer points here as of |
       |		|			      |
       +----------------+-----------------------------+
       |  include(3)	|			      |
       |		|			      |
       |		|	     5.1.0	      |
       |		|			      |
       |include_once(3) |			      |
       |		|			      |
       |		|	     5.1.0	      |
       |		|			      |
       |  require(3)	|			      |
       |		|			      |
       |		|	     5.1.0	      |
       |		|			      |
       |require_once(3) |			      |
       |		|			      |
       |		|	     5.1.0	      |
       |		|			      |
       +----------------+-----------------------------+
       html_errors, display_errors.

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