Run Report
Run #539206513e72e: 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_exists393 85.6% 11,650 2.0% 12,060 2.2% 1,568,352 11.6% 1,303,600 9.6%
Exclusive Metrics for Current Function922 7.9% 1,284 10.6% -7,936 -0.5% 7,844 0.6%
Parent functions
Drupal\Component\Plugin\Factory\DefaultFactory::getPluginClass105 26.7% 4,747 40.7% 4,829 40.0% 526,512 33.6% 395,340 30.3%
Drupal\Core\Entity\EntityType::hasControllerClass24 6.1% 2,719 23.3% 2,745 22.8% 396,244 25.3% 374,804 28.8%
Drupal\Core\Entity\EntityManager::getDefinition202 51.4% 2,404 20.6% 2,637 21.9% 418,468 26.7% 365,044 28.0%
Drupal\Core\Database\Connection::getDriverClass4 1.0% 885 7.6% 888 7.4% 144,112 9.2% 106,968 8.2%
Drupal\Core\Entity\Query\QueryBase::getClass15 3.8% 447 3.8% 466 3.9% 44,916 2.9% 45,760 3.5%
Drupal\Core\Form\FormBuilder::getFormId3 0.8% 208 1.8% 212 1.8% 12,640 0.8% 11,352 0.9%
Drupal\Core\DependencyInjection\ClassResolver::getInstanceFromDefinition4 1.0% 172 1.5% 178 1.5% 23,660 1.5% 3,128 0.2%
Drupal\Core\Template\TwigEnvironment::loadTemplate25 6.4% 51 0.4% 73 0.6% 456 0.0% 344 0.0%
file_stream_wrapper_get_instance_by_uri8 2.0% 11 0.1% 22 0.2% 444 0.0% 0 0.0%
Drupal\Core\DrupalKernel::initializeContainer2 0.5% 4 0.0% 6 0.0% 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::loadClass57 100.0% 10,728 92.1% 10,776 89.4% 1,576,288 100.5% 1,295,756 99.4%