Run Report
Run #519fe7e2d7c63: XHProf Run (Namespace=drupal-perf-drupalcon)
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Parent/Child report for class_exists [View Callgraph ]


Function NameCallsCalls%Incl. Wall Time
(microsec)		IWall%Incl. CPU
(microsecs)		ICpu%Incl.
MemUse
(bytes)		IMemUse%Incl.
PeakMemUse
(bytes)		IPeakMemUse%
Current Function
class_exists28 50.9% 1,054 1.0% 4,000 4.0% 432,632 4.0% 387,448 3.5%
Exclusive Metrics for Current Function70 6.6% 0 0.0% 624 0.1% 7,552 1.9%
Parent functions
Drupal\Core\Entity\EntityManager::getControllerClass8 28.6% 431 40.9% 4,000 100.0% 182,040 42.1% 153,304 39.6%
Drupal\Component\Plugin\Factory\DefaultFactory::getPluginClass10 35.7% 248 23.5% 0 0.0% 87,320 20.2% 72,560 18.7%
Drupal\Core\Database\Connection::getDriverClass1 3.6% 220 20.9% 0 0.0% 141,456 32.7% 139,688 36.1%
Drupal\Component\Datetime\DateTimePlus::canUseIntl1 3.6% 105 10.0% 0 0.0% 1,904 0.4% 1,880 0.5%
Drupal\Core\Config\Context\ConfigContextFactory::get1 3.6% 46 4.4% 0 0.0% 17,520 4.0% 17,792 4.6%
Drupal\Core\Template\TwigEnvironment::loadTemplate4 14.3% 2 0.2% 0 0.0% 808 0.2% 728 0.2%
_drupal_simpletest_conf_path1 3.6% 1 0.1% 0 0.0% 784 0.2% 784 0.2%
Drupal\Core\DrupalKernel::initializeContainer2 7.1% 1 0.1% 0 0.0% 800 0.2% 712 0.2%
Child functions
Symfony\Component\ClassLoader\ApcClassLoader::loadClass17 94.4% 893 84.7% 4,000 100.0% 431,152 99.7% 379,232 97.9%
Symfony\Component\ClassLoader\ClassLoader::loadClass1 5.6% 91 8.6% 0 0.0% 856 0.2% 664 0.2%