Run Report
Run #53923d861ff11: 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_exists1,079 92.9% 14,408 1.5% 15,532 1.8% 1,698,504 11.1% 1,373,988 8.9%
Exclusive Metrics for Current Function1,869 13.0% 2,925 18.8% -10,844 -0.6% 8,188 0.6%
Parent functions
Drupal\Component\Plugin\Factory\DefaultFactory::getPluginClass173 16.0% 5,077 35.2% 5,231 33.7% 584,648 34.4% 419,404 30.5%
Drupal\Core\Entity\EntityType::hasControllerClass92 8.5% 4,631 32.1% 4,736 30.5% 563,708 33.2% 472,336 34.4%
Drupal\Core\Entity\EntityManager::getDefinition710 65.8% 2,712 18.8% 3,470 22.3% 371,184 21.9% 320,132 23.3%
Drupal\Core\Database\Connection::getDriverClass2 0.2% 671 4.7% 676 4.4% 102,076 6.0% 98,552 7.2%
Drupal\Core\Entity\Query\QueryBase::getClass50 4.6% 488 3.4% 529 3.4% 43,664 2.6% 42,056 3.1%
Drupal\Core\Form\FormBuilder::getFormId5 0.5% 315 2.2% 322 2.1% 18,728 1.1% 17,008 1.2%
Drupal\Core\Database\Query\Select::extend1 0.1% 300 2.1% 303 2.0% 3,028 0.2% 3,120 0.2%
Drupal\Core\DependencyInjection\ClassResolver::getInstanceFromDefinition4 0.4% 135 0.9% 143 0.9% 9,668 0.6% 0 0.0%
Drupal\Core\Template\TwigEnvironment::loadTemplate27 2.5% 57 0.4% 86 0.6% 456 0.0% 520 0.0%
file_stream_wrapper_get_instance_by_uri12 1.1% 16 0.1% 27 0.2% 444 0.0% 0 0.0%
Drupal\Core\DrupalKernel::initializeContainer2 0.2% 4 0.0% 5 0.0% 452 0.0% 452 0.0%
file_stream_wrapper_get_instance_by_scheme1 0.1% 2 0.0% 4 0.0% 448 0.0% 408 0.0%
Child function
Symfony\Component\ClassLoader\ApcClassLoader::loadClass73 100.0% 12,539 87.0% 12,607 81.2% 1,709,348 100.6% 1,365,800 99.4%