Magento2 Dependency Injection Speed Tester

DISpeedTest.php

<pre><?php

// call via http://mage2.dev/DISpeedTest.php
// change settings in app/etc/config.php

require('app/autoload.php');
Zend_Debug::dump(ini_get('memory_limit')); // should be > 1536MB

$start = microtime(true);

$bootstrap = \Magento\Framework\App\Bootstrap::create(BP, $_SERVER);
for ($i = 0; $i < 100; $i++) {
    $om = $bootstrap->getObjectManager();
    $om = null;
    $bootstrap->unsetObjectManager(); // must be implemented by yourself in Magento\Framework\App\Bootstrap.php
}

printf(
    "\nDuration for %s: %.6f secs\n",
    $bootstrap->getObjectManager()->get('Magento\Framework\App\DeploymentConfig')->get('definition/format'),
    microtime(true) - $start
);

echo "\nDone\n";

//$scripts = opcache_get_status(true);
//foreach($scripts['scripts'] as $script){
//    echo $script['full_path']."\n";
//    if(
//        strstr($script['full_path'],'DISpeedTest')!==false ||
//        strstr($script['full_path'],'definitions.php')!==false
//    ){
//        Zend_Debug::dump($script);
//    }
//}