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Diffstat (limited to 'user_guide/general/profiling.html')
| -rw-r--r-- | user_guide/general/profiling.html | 90 |
1 files changed, 81 insertions, 9 deletions
diff --git a/user_guide/general/profiling.html b/user_guide/general/profiling.html index ec71278b1..8622edeb9 100644 --- a/user_guide/general/profiling.html +++ b/user_guide/general/profiling.html @@ -69,20 +69,92 @@ This information can be useful during development in order to help with debuggin <h2>Enabling the Profiler</h2> -<p>To enable the profiler place the following function anywhere within your <a href="controllers.html">Controller</a> functions:</p> -<code>$this->output->enable_profiler(TRUE);</code> + <p>To enable the profiler place the following function anywhere within your <a href="controllers.html">Controller</a> functions:</p> + <code>$this->output->enable_profiler(TRUE);</code> -<p>When enabled a report will be generated and inserted at the bottom of your pages.</p> + <p>When enabled a report will be generated and inserted at the bottom of your pages.</p> -<p>To disable the profiler you will use:</p> -<code>$this->output->enable_profiler(FALSE);</code> + <p>To disable the profiler you will use:</p> + <code>$this->output->enable_profiler(FALSE);</code> -<h2>Setting Benchmark Points</h2> - -<p>In order for the Profiler to compile and display your benchmark data you must name your mark points using specific syntax.</p> -<p>Please read the information on setting Benchmark points in <a href="../libraries/benchmark.html">Benchmark Class</a> page.</p> +<h2>Setting Benchmark Points</h2> + <p>In order for the Profiler to compile and display your benchmark data you must name your mark points using specific syntax.</p> + + <p>Please read the information on setting Benchmark points in <a href="../libraries/benchmark.html">Benchmark Class</a> page.</p> + + +<h2>Enabling and Disabling Profiler Sections</h2> + + <p>Each section of Profiler data can be enabled or disabled by setting a corresponding config variable to <var>TRUE</var> or <var>FALSE</var>. This can be done one of two ways. First, you can set application wide defaults with the <dfn>system/application/config/profiler.php</dfn> config file.</p> + + <code>$config['config'] = FALSE;<br /> + $config['queries'] = FALSE;<br /></code> + + <p>In your controllers, you can override the defaults and config file values by calling the <kbd>set_profiler_sections()</kbd> method of the <a href="../libraries/output.html">Output class</a>:</p> + + <code>$sections = array(<br /> + 'config' => TRUE,<br /> + 'queries' => TRUE<br /> + );<br /> + <br /> + $this->output->set_profiler_sections($sections);</code> + + <p>Available sections and the array key used to access them are described in the table below.</p> + + <table cellpadding="0" cellspacing="1" border="0" style="width:100%" class="tableborder"> + <tr> + <th>Key</th> + <th>Description</th> + <th>Default</th> + </tr><tr> + + <td class="td"><strong>benchmarks</strong></td> + <td class="td">Elapsed time of Benchmark points and total execution time</td> + <td class="td">TRUE</td> + </tr><tr> + + <td class="td"><strong>config</strong></td> + <td class="td">CodeIgniter Config variables</td> + <td class="td">TRUE</td> + </tr><tr> + + <td class="td"><strong>controller_info</strong></td> + <td class="td">The Controller class and method requested</td> + <td class="td">TRUE</td> + </tr><tr> + + <td class="td"><strong>get</strong></td> + <td class="td">Any GET data passed in the request</td> + <td class="td">TRUE</td> + </tr><tr> + + <td class="td"><strong>http_headers</strong></td> + <td class="td">The HTTP headers for the current request</td> + <td class="td">TRUE</td> + </tr><tr> + + <td class="td"><strong>memory_usage</strong></td> + <td class="td">Amount of memory consumed by the current request, in bytes</td> + <td class="td">TRUE</td> + </tr><tr> + + <td class="td"><strong>post</strong></td> + <td class="td">Any POST data passed in the request</td> + <td class="td">TRUE</td> + </tr><tr> + + <td class="td"><strong>queries</strong></td> + <td class="td">Listing of all database queries executed, including execution time</td> + <td class="td">TRUE</td> + </tr><tr> + + <td class="td"><strong>uri_string</strong></td> + <td class="td">The URI of the current request</td> + <td class="td">TRUE</td> + </tr><tr> + </table> </div> |