Run Report
Run #51ec623000e0c: 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_exists772 77.3% 23,009 0.8% 23,673 0.8% 2,195,992 10.7% 1,522,152 7.3%
Exclusive Metrics for Current Function1,575 6.8% 2,056 8.7% -16,872 -0.8% 8,472 0.6%
Parent functions
Drupal\Component\Datetime\DateTimePlus::canUseIntl82 10.6% 15,885 69.0% 15,951 67.4% 6,560 0.3% 6,488 0.4%
Drupal\Component\Plugin\Factory\DefaultFactory::getPluginClass102 13.2% 4,061 17.6% 4,167 17.6% 1,479,752 67.4% 964,256 63.3%
Drupal\Core\Entity\EntityManager::getControllerClass17 2.2% 1,331 5.8% 1,349 5.7% 363,672 16.6% 260,416 17.1%
Drupal\Core\Database\Connection::getDriverClass5 0.6% 997 4.3% 1,002 4.2% 312,272 14.2% 261,424 17.2%
Doctrine\Common\Annotations\DocParser::classExists311 40.3% 323 1.4% 563 2.4% 808 0.0% 56 0.0%
file_stream_wrapper_valid_scheme120 15.5% 131 0.6% 233 1.0% 792 0.0% 0 0.0%
file_stream_wrapper_get_instance_by_uri120 15.5% 120 0.5% 232 1.0% 792 0.0% 0 0.0%
Drupal\Core\Controller\ControllerResolver::createController1 0.1% 77 0.3% 79 0.3% 10,680 0.5% 9,312 0.6%
Drupal\Core\Config\Context\ConfigContextFactory::get1 0.1% 69 0.3% 70 0.3% 17,472 0.8% 18,064 1.2%
Drupal\Core\Template\TwigEnvironment::loadTemplate9 1.2% 11 0.0% 21 0.1% 808 0.0% 640 0.0%
Drupal\Core\DrupalKernel::initializeContainer2 0.3% 2 0.0% 2 0.0% 800 0.0% 712 0.0%
file_stream_wrapper_get_instance_by_scheme1 0.1% 1 0.0% 2 0.0% 800 0.0% 0 0.0%
_drupal_simpletest_conf_path1 0.1% 1 0.0% 2 0.0% 784 0.0% 784 0.1%
Child functions
Symfony\Component\ClassLoader\ClassLoader::loadClass82 37.6% 14,552 63.2% 14,618 61.7% 9,400 0.4% 4,952 0.3%
Symfony\Component\ClassLoader\ApcClassLoader::loadClass136 62.4% 6,882 29.9% 6,999 29.6% 2,203,464 100.3% 1,508,728 99.1%