Run Report
Run #539201f8938f4: 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_exists354 85.9% 9,981 2.1% 10,387 2.4% 1,337,100 10.4% 1,194,864 9.2%
Exclusive Metrics for Current Function749 7.5% 1,112 10.7% -5,916 -0.4% 6,912 0.6%
Parent functions
Drupal\Core\Entity\EntityType::hasControllerClass37 10.5% 3,357 33.6% 3,401 32.7% 397,684 29.7% 387,088 32.4%
Drupal\Component\Plugin\Factory\DefaultFactory::getPluginClass32 9.0% 2,871 28.8% 2,909 28.0% 396,596 29.7% 332,372 27.8%
Drupal\Core\Entity\EntityManager::getDefinition229 64.7% 2,206 22.1% 2,466 23.7% 371,192 27.8% 319,852 26.8%
Drupal\Core\Database\Connection::getDriverClass1 0.3% 512 5.1% 513 4.9% 82,968 6.2% 82,692 6.9%
Drupal\Core\Entity\Query\QueryBase::getClass18 5.1% 452 4.5% 466 4.5% 43,668 3.3% 42,280 3.5%
Drupal\Core\Form\FormBuilder::getFormId4 1.1% 393 3.9% 398 3.8% 33,524 2.5% 28,884 2.4%
Drupal\Core\DependencyInjection\ClassResolver::getInstanceFromDefinition3 0.8% 137 1.4% 142 1.4% 9,668 0.7% 0 0.0%
Drupal\Core\Template\TwigEnvironment::loadTemplate16 4.5% 32 0.3% 53 0.5% 456 0.0% 432 0.0%
file_stream_wrapper_get_instance_by_uri11 3.1% 16 0.2% 28 0.3% 444 0.0% 404 0.0%
Drupal\Core\DrupalKernel::initializeContainer2 0.6% 3 0.0% 7 0.1% 452 0.0% 452 0.0%
file_stream_wrapper_get_instance_by_scheme1 0.3% 2 0.0% 4 0.0% 448 0.0% 408 0.0%
Child function
Symfony\Component\ClassLoader\ApcClassLoader::loadClass49 100.0% 9,232 92.5% 9,275 89.3% 1,343,016 100.4% 1,187,952 99.4%