[html-formfu] very, very slow initially

[Josef Chladek]

Am 27.09.2007 um 09:59 schrieb Carl Franks:

> On 27/09/2007, Josef Chladek <josef.chladek at gmail.com> wrote:
>>
>> Am 27.09.2007 um 08:17 schrieb Carl Franks:
>>
>>>>
>>>> sorry, here are my results:
>>>>
>>>> prove -l t/04basic.t
>>>> t/04basic....ok
>>>> All tests successful.
>>>> Files=1, Tests=7,  1 wallclock secs ( 0.54 cusr +  0.04 csys =   
>>>> 0.58
>>>> CPU)
>>>>
>>>> server is pretty fast normally...
>>>> removing all my DBIC models makes it fast again. but even if I use
>>>> formfu without fill_formfu_values, why does it matter that I have a
>>>> lot of DBIC models? hmmm...
>>>
>>> Catalyst automatically loads all the packages it finds under
>>> MyApp/Controller, MyApp/Model and MyApp/View - at startup, not on
>>> demand - so it knows what's available.
>>> This is definitely a DBIC issue - not a FormFu issue.
>>>
>>> Search the DBIC list archives for a thread with the title "Startup
>>> speed".
>>> With the suggestions there, the OP managed to get his startup time
>>> from 19s down to 2s.
>>
>> thanks carl, but startup-speed is one thing (and I got used to that).
>> but normally AFTER the startup everything is running fast. not so
>> when I have a formfu-controller with LoadConfig, it seems, that with
>> the first request (and that is after startup) something Class/DBIC
>> magic is happening, after this first request the app behaves normal.
>> so my guess is, that some reinitializing/call to setup happens, that
>> maybe reloads models, caused by formfu/controller-formfu. because any
>> other method in my controllers does not have that delay...
>>
>> I'm trying to put some debug/timing code in formfu pms to find out  
>> more
>
> Are you using SchemaLoader, or an older version of DBIC that loads its
> column_info from the database?
>
> Try putting "use HTML::FormFu::Preload" into your root/base  
> controller.
> This will ensure that all FormFu classes are loaded at startup time.
> Then see how long the 1st request takes.
>
> Then try removing FormFu, but keeping the DBIC calls, so do your
>     my $row = $c->model('Frontwave::UserDepot')->find($c->user->obj- 
> >id);
> Then for each fieldname that was in your form, manually do each method
> call that would normally take place in
>     $row->fill_formfu_values( $c->stash->{form} );
> This will show your the DBIC-only time.
>
> I'd also use Devel::Profiler to narrow things down.

use HTML::FormFu::Preload makes everything fast, although it does not  
slow down the startup-time, strange. anyway, thanks - everything's  
running smooth now.
so I'll try and debug my utf-8 problem...

THANKS
josef