Symfony provides a powerful profiler to get detailed information about the execution of any request.
In applications using :doc:`Symfony Flex </setup/flex>`, run this command to install the profiler before using it:
$ composer require --dev symfony/profiler-pack
.. toctree:: :maxdepth: 1 profiler/data_collector profiler/profiling_data profiler/matchers profiler/storage profiler/wdt_follow_ajax