Tools which help finding performance issues in Django projects
Project description
Goal
Provide tool which help finding performance issues in django projects.
Installation
Install requirements:
pip install -r requirements.txt
Install django-care:
pip install django-care
or current development version:
pip install hg+https:://bitbucket.org/kidosoft/django-care
Configuration
INSTALLED_APPS = (
...
'care',
...
)
Usage
Checking for queries run at startup
Running command below will statistics about queries run at project startup.
$ python manage.py check_startup_queries -o queries.txt
Enabling SQL queries annotations
In order to get sql queries annotated with path and view in which it occured add middleware as below.
MIDDLEWARE_CLASSES += ('care.middleware.AnnotateSQLMiddleware',)
Issued queries will have comment appended in the form:
<original query> -- path: <request path> | view: <resolved view>
For example:
SELECT `id`, `username` FROM `auth_user` WHERE `id` = 1 -- path: / | view: base.index
It can help with searching for source of slow queries from slow.log.
Supported Django versions
Tested with:
Django 1.2.7 on python2.7
Django 1.3.7 on python2.7
Django 1.4.16 on python2.7
Django 1.5.11 on python2.7, python3.2, python3.3, python3.4
Django 1.6.8 on python2.7, python3.2, python3.3, python3.4
Django 1.7.1 on python2.7, python3.2, python3.3, python3.4
Documentation
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