Thank you, i could cut my queries in half which brings almost a second J

Unfortunately the function seems to effect the results.

 

If I run the query with select_related() I get 151 objects. 

Without select_related() I get 199. 

 

Is there something I can to to overcome this ?!

 

Von: django-users@googlegroups.com [mailto:django-users@googlegroups.com] Im 
Auftrag von Felipe Morales
Gesendet: Montag, 05. Dezember 2011 17:50
An: django-users@googlegroups.com
Betreff: Re: AW: Performance

 

Patrick, 

 

try to use select_related() method instead of only filter() when you get a list 
of elements, e.g. :

 

queryset = Model.objects.filter().select_related()

 

by this way you'll get only one query instead 800

 

good luck!

 

Felipe

2011/12/5 Nikolas Stevenson-Molnar <nik.mol...@consbio.org>

It would help to know a little more about your code here. Could you give some 
examples?

 

_NIk

 

On Dec 5, 2011, at 3:18 AM, Szabo, Patrick (LNG-VIE) wrote:





Okay that toolbar is really useful and also looks kind of nice J...Thanks for 
that.

I've already found the problem....somehow my app triggers 800 queries just for 
a simple page.

Can I somehow find out which part of my code is causing those queries ?!

 

patrick

 

 

. . . . . . . . . . . . . . . . . . . . . . . . . .

Ing. Patrick Szabo
XSLT Developer

LexisNexis
Marxergasse 25, 1030 Wien

patrick.sz...@lexisnexis.at

Tel.: 00431 534521573 <tel:00431%20534521573> 

Fax: +43 (1) 534 52 - 146 <tel:%2B43%20%281%29%20534%2052%20-%20146> 

 

Von: django-users@googlegroups.com [mailto:django-users@googlegroups.com] Im 
Auftrag von Nikolas Stevenson-Molnar
Gesendet: Montag, 05. Dezember 2011 08:14
An: Nikolas Stevenson-Molnar
Cc: django-users@googlegroups.com
Betreff: Re: Performance

 

A bit more searching turned up something even better... looks like the Django 
folks address this directly: https://code.djangoproject.com/wiki/ProfilingDjango

 

_Nik

 

On Dec 4, 2011, at 11:03 PM, Nikolas Stevenson-Molnar wrote:

 

I haven't done this myself, but I would assume you could use the Python 
profiler. Here's one project that facilitates profiling a WSGI app (assuming 
you're using Django via WSGI): http://repoze.org/

 

Others here may have more experience with profiling web apps.

 

_Nik

 

On Dec 4, 2011, at 10:55 PM, Szabo, Patrick (LNG-VIE) wrote:

 

Hi,

 

In the last couple of weeks my app has become quite slowly and I'm wondering 
why that is.

Are there any debugging tools where I can see what takes how much time ?

 

cheers

 

. . . . . . . . . . . . . . . . . . . . . . . . . .

Ing. Patrick Szabo
XSLT Developer

LexisNexis
Marxergasse 25, 1030 Wien

patrick.sz...@lexisnexis.at

Tel.: 00431 534521573 <tel:00431%20534521573> 

Fax: +43 (1) 534 52 - 146 <tel:%2B43%20%281%29%20534%2052%20-%20146> 

 

 

 

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-- 
Felipe Morales C.
Ingenierío de Ejecución en Computación e Informática.

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. . . . . . . . . . . . . . . . . . . . . . . . . .
Ing. Patrick Szabo
 XSLT Developer 
LexisNexis
Marxergasse 25, 1030 Wien

mailto:patrick.sz...@lexisnexis.at
Tel.: 00431 534521573 
Fax: +43 (1) 534 52 - 146 





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