[Za-pm] NewBe.

[Gregory Machin]

Will look into it ..
Thanks

Jonathan McKeown wrote:
> On Wednesday 21 June 2006 11:55, you wrote:
>
>   
>> The Hardware is a Soekris NET4801, the current os is linux, what looks like
>> a redhat derived, but this will be changed as to our os deverlopers
>> requirements. The hardware has a i386 instruction set..
>> The interface is currently web cgi based..
>> The problem is when processing some of the pages it kills the cpu, I need
>> to find away to optimise for this platform / cpu instuction set...
>>     
>
> If it's only certain pages, it sounds more likely to be the program than perl 
> itself. Is it always the same pages that create a problem? Do they create a 
> problem every time they're called, or only sometimes?
>
> I'm not familiar with the NET4801 but I'm assuming you can get a shell on it - 
> ssh or something. In that case try running top(1) (if you've got it) and then 
> hitting the problem pages from the web interface to see which process is 
> pegging the CPU.
>
> If it is perl or the CGI scripts, consider using Devel::DProf to profile the 
> code and find the hotspots. If the code uses CGI.pm you can run it from the 
> commandline for debugging. For documentation, use perldoc
>
> perldoc CGI
> perldoc Devel::DProf
>
> Jonathan
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