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author | Andrey Andreev <narf@devilix.net> | 2017-06-19 10:33:58 +0200 |
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committer | Andrey Andreev <narf@devilix.net> | 2017-06-19 10:33:58 +0200 |
commit | 6c7a4266410070d30f8f6bcdf9c9e67f3d6478e3 (patch) | |
tree | f0aab8f6f5e781d5947b1a5553b6648eb7b7a4ab /user_guide_src/source/general/profiling.rst | |
parent | 2459285b91d6fc4f5099f9f597529cce1059cb33 (diff) |
[ci skip] 3.1.5 release
Diffstat (limited to 'user_guide_src/source/general/profiling.rst')
-rw-r--r-- | user_guide_src/source/general/profiling.rst | 90 |
1 files changed, 0 insertions, 90 deletions
diff --git a/user_guide_src/source/general/profiling.rst b/user_guide_src/source/general/profiling.rst deleted file mode 100644 index 2716d1781..000000000 --- a/user_guide_src/source/general/profiling.rst +++ /dev/null @@ -1,90 +0,0 @@ -########################## -Profiling Your Application -########################## - -The Profiler Class will display benchmark results, queries you have run, -and ``$_POST`` data at the bottom of your pages. This information can be -useful during development in order to help with debugging and -optimization. - -Initializing the Class -====================== - -.. important:: This class does NOT need to be initialized. It is loaded - automatically by the :doc:`Output Library <../libraries/output>` - if profiling is enabled as shown below. - -Enabling the Profiler -===================== - -To enable the profiler place the following line anywhere within your -:doc:`Controller <controllers>` methods:: - - $this->output->enable_profiler(TRUE); - -When enabled a report will be generated and inserted at the bottom of -your pages. - -To disable the profiler you will use:: - - $this->output->enable_profiler(FALSE); - -Setting Benchmark Points -======================== - -In order for the Profiler to compile and display your benchmark data you -must name your mark points using specific syntax. - -Please read the information on setting Benchmark points in the -:doc:`Benchmark Library <../libraries/benchmark>` page. - -Enabling and Disabling Profiler Sections -======================================== - -Each section of Profiler data can be enabled or disabled by setting a -corresponding config variable to TRUE or FALSE. This can be done one of -two ways. First, you can set application wide defaults with the -*application/config/profiler.php* config file. - -Example:: - - $config['config'] = FALSE; - $config['queries'] = FALSE; - -In your controllers, you can override the defaults and config file -values by calling the ``set_profiler_sections()`` method of the -:doc:`Output Library <../libraries/output>`:: - - $sections = array( - 'config' => TRUE, - 'queries' => TRUE - ); - - $this->output->set_profiler_sections($sections); - -Available sections and the array key used to access them are described -in the table below. - -======================= =================================================================== ======== -Key Description Default -======================= =================================================================== ======== -**benchmarks** Elapsed time of Benchmark points and total execution time TRUE -**config** CodeIgniter Config variables TRUE -**controller_info** The Controller class and method requested TRUE -**get** Any GET data passed in the request TRUE -**http_headers** The HTTP headers for the current request TRUE -**memory_usage** Amount of memory consumed by the current request, in bytes TRUE -**post** Any POST data passed in the request TRUE -**queries** Listing of all database queries executed, including execution time TRUE -**uri_string** The URI of the current request TRUE -**session_data** Data stored in the current session TRUE -**query_toggle_count** The number of queries after which the query block will default to 25 - hidden. -======================= =================================================================== ======== - -.. note:: Disabling the :doc:`save_queries </database/configuration>` setting in - your database configuration will also effectively disable profiling for - database queries and render the 'queries' setting above useless. You can - optionally override this setting with ``$this->db->save_queries = TRUE;``. - Without this setting you won't be able to view the queries or the - `last_query <database/helpers>`.
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