Re: Re: Debugging a long process

2011-06-15 Thread Tosh Cooey
Hi Fred, I like the idea of Apache may be blocking on other processes but the Devel::NYTProf docs don't seem to indicate if it would be helpful in tracking down the reason for a 30 second execution under mod_perl versus a 9 second execution from the shell. Also there seems to be some issues

Re: Debugging a long process

2011-06-15 Thread McCarrell, Jeff
Hey Tosh From my experience, I would guess you may seeing interactions between the major components of your system as load grows. If my hunch is true, then following a single request may not show the issue. You may need a way to load your system to the point where it shows the issue. If all these

Re: Re: Debugging a long process

2011-06-15 Thread Fred Moyer
On Wed, Jun 15, 2011 at 1:29 PM, Tosh Cooey t...@1200group.com wrote: Hi Fred, I like the idea of Apache may be blocking on other processes but the Devel::NYTProf docs don't seem to indicate if it would be helpful in tracking down the reason for a 30 second execution under mod_perl versus a 9

Re: Debugging a long process

2011-06-15 Thread Tosh Cooey
Hi Jeff, this is very sensible and will likely have to be what gets done. To respond to Fred, my DEV environment is also a small EC2 instance since I want to mirror my production environment. This line of thought prodded me to check my environments and it seems that the PROD Apache is

Re: Debugging a long process

2011-06-15 Thread Dave Hodgkinson
On 15 Jun 2011, at 22:53, Tosh Cooey wrote: I am waiting to hear back from my server admin before I kill him, but it seems that maybe there's some issues with my Ubuntu and the worker MPM on a small EC2 instance. I've been doing this stuff since web 1.0 and have always found prefork to

How do you use mod_perl for your web application?

2011-06-15 Thread Fred Moyer
I'm interested in hearing about what application frameworks (Catalyst, CGI::App, Mojolicious) are used here with mod_perl. Given the number of emerging Perl based webservers on CPAN (in addition to Nginx, lighty, etc), it seems like there are many more Perl web application and webservers out

Re: How do you use mod_perl for your web application?

2011-06-15 Thread David E. Wheeler
On Jun 15, 2011, at 9:01 PM, Fred Moyer wrote: I'll start. I have a couple of Apache::Dispatch based applications I wrote. I also work on an Apache::ASP large codebase, and a couple of different Catalyst based systems. All are running on mod_perl 2.0.4 in production (the ops haven't