Run Report
Run #53923e3238612: 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% 14,470 1.5% 15,627 1.8% 1,698,504 11.1% 1,373,988 8.9%
Exclusive Metrics for Current Function1,873 12.9% 2,961 18.9% -10,844 -0.6% 8,188 0.6%
Parent functions
Drupal\Component\Plugin\Factory\DefaultFactory::getPluginClass173 16.0% 5,151 35.6% 5,297 33.9% 584,648 34.4% 419,404 30.5%
Drupal\Core\Entity\EntityType::hasControllerClass92 8.5% 4,516 31.2% 4,626 29.6% 563,708 33.2% 472,336 34.4%
Drupal\Core\Entity\EntityManager::getDefinition710 65.8% 2,756 19.0% 3,563 22.8% 371,184 21.9% 320,132 23.3%
Drupal\Core\Database\Connection::getDriverClass2 0.2% 738 5.1% 741 4.7% 102,076 6.0% 98,552 7.2%
Drupal\Core\Entity\Query\QueryBase::getClass50 4.6% 488 3.4% 528 3.4% 43,664 2.6% 42,056 3.1%
Drupal\Core\Form\FormBuilder::getFormId5 0.5% 318 2.2% 322 2.1% 18,728 1.1% 17,008 1.2%
Drupal\Core\Database\Query\Select::extend1 0.1% 292 2.0% 293 1.9% 3,028 0.2% 3,120 0.2%
Drupal\Core\DependencyInjection\ClassResolver::getInstanceFromDefinition4 0.4% 134 0.9% 139 0.9% 9,668 0.6% 0 0.0%
Drupal\Core\Template\TwigEnvironment::loadTemplate27 2.5% 55 0.4% 83 0.5% 456 0.0% 520 0.0%
file_stream_wrapper_get_instance_by_uri12 1.1% 16 0.1% 26 0.2% 444 0.0% 0 0.0%
Drupal\Core\DrupalKernel::initializeContainer2 0.2% 4 0.0% 6 0.0% 452 0.0% 452 0.0%
file_stream_wrapper_get_instance_by_scheme1 0.1% 2 0.0% 3 0.0% 448 0.0% 408 0.0%
Child function
Symfony\Component\ClassLoader\ApcClassLoader::loadClass73 100.0% 12,597 87.1% 12,666 81.1% 1,709,348 100.6% 1,365,800 99.4%