PHP code example of perftools / php-profiler

    
        
<?php
require_once('vendor/autoload.php');

/* Start to develop here. Best regards https://php-download.com/ */

    

perftools / php-profiler example snippets

// Add this block inside some bootstrapper or other "early central point in execution"
try {
    /**
     * The constructor will throw an exception if the environment
     * isn't fit for profiling (extensions missing, other problems)
     */
    $profiler = new \Xhgui\Profiler\Profiler($config);

    // The profiler itself checks whether it should be enabled
    // for request (executes lambda function from config)
    $profiler->start();
} catch (Exception $e){
    // throw away or log error about profiling instantiation failure
}

$profiler->start(false);

// Config::create() will load config/config.default.php
// and then merge with config/config.php (if it exists).
$config = \Xhgui\Profiler\Config::create();
$profiler = new \Xhgui\Profiler\Profiler($config);

/** @var \Xhgui\Profiler\Profiler $profiler */
// start profiling
$profiler->enable($flags, $options);

// run program
foo();

// stop profiler
$profiler_data = $profiler->disable();

// send $profiler_data to saver
$profiler->save($profiler_data);

$profiler = new \Xhgui\Profiler\Profiler($config);
$profiler->start();

    'save.handler' => \Xhgui\Profiler\Profiler::SAVER_STACK,
    'save.handler.stack' => array(
        'savers' => array(
            \Xhgui\Profiler\Profiler::SAVER_UPLOAD,
            \Xhgui\Profiler\Profiler::SAVER_FILE,
        ),
        // if saveAll=false, break the chain on successful save
        'saveAll' => false,
    ),
    // subhandler specific configs
    'save.handler.file' => array(
        'filename' => '/tmp/xhgui.data.jsonl',
    ),
    'save.handler.upload' => array(
        'url' => 'https://example.com/run/import',
        'timeout' => 3,
        'token' => 'token',
    ),

    'save.handler' => \Xhgui\Profiler\Profiler::SAVER_UPLOAD,

    // Saving profile data by upload is only recommended with HTTPS
    // endpoints that have IP whitelists applied.
    'save.handler.upload' => array(
        'url' => 'https://example.com/run/import',
        // The timeout option is in seconds and defaults to 3 if unspecified.
        'timeout' => 3,
        // the token must match 'upload.token' config in XHGui
        'token' => 'token',
    ),

    'save.handler' => \Xhgui\Profiler\Profiler::SAVER_FILE,
    'save.handler.file' => array(
        // Appends jsonlines formatted data to this path
        'filename' => '/tmp/xhgui.data.jsonl',
    ),

    'save.handler' => \Xhgui\Profiler\Profiler::SAVER_MONGODB,
    'save.handler.mongodb' => array(
        'dsn' => 'mongodb://127.0.0.1:27017',
        'database' => 'xhprof',
        // Allows you to pass additional options like replicaSet to MongoClient.
        // 'username', 'password' and 'db' (where the user is added)
        'options' => array(),
        // Allows you to pass driver options like ca_file to MongoClient
        'driverOptions' => array(),
    ),

    'save.handler' => \Xhgui\Profiler\Profiler::SAVER_PDO,
    'save.handler.pdo' => array(
        'dsn' => 'sqlite:/tmp/xhgui.sqlite3',
        'user' => null,
        'pass' => null,
        'table' => 'results'
    ),

use Xhgui\Profiler\Profiler;
use Xhgui\Profiler\Saver\SaverInterface;

class StdOutSaver implements SaverInterface
{
    public function isSupported()
    {
        return true;
    }

    public function save(array $data)
    {
        fwrite(STDOUT, json_encode($data));
    }
}

//...
/** @var Profiler $profiler */
$profiler->setSaver(new StdOutSaver());

    'profiler.enable' => function() {
        $url = $_SERVER['REQUEST_URI'];
        if (strpos($url, '/blog') === 0) {
            return false;
        }

        return mt_rand(1, 100) === 42;
    },

    'profiler.enable' => function() {
        return true;
    },

    'profiler.enable' => function() {
        return !empty($_COOKIE['_profiler']);
        // or
        return !empty($_COOKIE['XHProf_Profile']);
    },

    'profile.simple_url' => function($url) {
        return preg_replace('/=\d+/', '', $url);
    },

    'profiler.options' => array(
        'ignored_functions' => array(
            'call_user_func',
            'call_user_func_array',
        ),
    ),
);

composer 

sh
$ ./bin/import.php tests/tmp/php-profiler-xhgui-test-1596093567.787220-c857.json
Imported 1 lines

brew install kabel/pecl/[email protected]
brew install kabel/pecl/[email protected]
brew install kabel/pecl/[email protected]

brew install glensc/tap/[email protected]

brew install kabel/pecl/[email protected]
brew install kabel/pecl/[email protected]
brew install kabel/pecl/[email protected]

curl -sSfL https://github.com/tideways/php-xhprof-extension/archive/v4.1.6.tar.gz | tar zx
cd php-xhprof-extension-4.1.6/
phpize
./configure
make
make install
echo extension=/usr/local/lib/php/pecl/20160303/tideways.so | tee /usr/local/etc/php/7.1/conf.d/ext-tideways.ini