[CMI.PM] Perl Debugger and finding CPU Usage

[ryddler]

With all this talk about the profiler, does anyone know how to invoke it
in a CGI environment, say with mod_perl, and more to the point for me,
from within Apache::ASP?

On Fri, 2003-11-07 at 15:54, Brandon Bowersox wrote:
> Mitch,
> 
> The Perl Profiler is the tool for you and it is distributed with Perl.  See
> http://search.cpan.org/~nwclark/perl-5.8.2/ext/Devel/DProf/DProf.pm
> http://search.cpan.org/~nwclark/perl-5.8.2/utils/dprofpp.PL
> 
> Basically, to create a profile file, run your code like:
> perl -d:DProf script.pl (on the command line)
> OR
> #!/usr/bin/perl -d:DProf (at the top of your script)
> 
> Then the dprofpp command will give you a report.  My favorite reports are:
> dprofpp tmon.out (the basic report including CPU time)
> dprofpp -S tmon.out (merged subroutine tree)
> 
> Brandon
> 
> --
> Brandon Bowersox
> brandon at ojctech.com
> OJC Technologies, Inc.
> www.ojctech.com, 217-278-3933
> 
> 
> At 03:33 PM 11/7/2003 -0600, Mitch Kutzko wrote:
> >Hi, folks -- I have a question about the Perl debugger, which I've
> >essentially never actually used.
> >
> >How do I go about using it to find out where CPU usage is occurring?  I've
> >got a very large, very complex script that's soaking up *way* too much CPU
> >(but not leaking memory -- already checked for that) for what it's doing,
> >but I can't figure out where/how it's happening.
> >
> >Any ideas on how to get the debugger to show me where all the CPU is going?
> >
> >Mitch
> >--
> >Mitch Kutzko | mitch at dast.nlanr.net | mitch at ncsa.uiuc.edu | 217-333-1199
> >http://hobbes.ncsa.uiuc.edu/
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ryddler
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