Django-live-profiler is a low-overhead data access and code profiler for Django-based applications. For more information, check out http://invitebox.github.com/django-live-profiler/

1. Run pip install django-live-profiler
2. Add 'profiler' app to INSTALLED_APPS
3. Add 'profiler.middleware.ProfilerMiddleware' to MIDDLEWARE_CLASSES
4. Optionally add 'profiler.middleware.StatProfMiddleware' to MIDDLEWARE_CLASSES to enable Python code statistical profiling (using statprof). WARNING: this is an experimental feature, beware of possible incorrect output.
5. Add url(r'^profiler/', include('profiler.urls')) to your urlconf

In order to start gathering data you need to start the aggregation server:

$ aggregated --host 127.0.0.1 --port 5556

Visit http://yoursite.com/profiler/ for results.