Run Report
Run #512a1f7f217a6: XHProf Run (Namespace=drupal-perf)
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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_exists243 57.4% 8,038 2.3% 8,000 2.3% 715,600 5.0% 544,032 3.7%
Exclusive Metrics for Current Function761 9.5% 4,000 50.0% -13,144 -1.8% 7,592 1.4%
Parent functions
Drupal\Component\Datetime\DateTimePlus::canUseIntl151 62.1% 3,391 42.2% 8,000 100.0% 1,128 0.2% 3,496 0.6%
Drupal\Component\Plugin\Factory\DefaultFactory::getPluginClass35 14.4% 2,375 29.5% 0 0.0% 249,312 34.8% 203,968 37.5%
Drupal\Core\Entity\EntityManager::getControllerClass10 4.1% 1,547 19.2% 0 0.0% 257,904 36.0% 133,248 24.5%
Drupal\Core\Database\Connection::getDriverClass1 0.4% 526 6.5% 0 0.0% 202,816 28.3% 199,144 36.6%
Drupal\Core\Database\Query\Select::extend1 0.4% 154 1.9% 0 0.0% 1,112 0.2% 2,080 0.4%
file_stream_wrapper_get_instance_by_uri42 17.3% 42 0.5% 0 0.0% 1,112 0.2% 0 0.0%
Drupal\Core\DrupalKernel::initializeContainer2 0.8% 2 0.0% 0 0.0% 1,120 0.2% 1,000 0.2%
drupal_classloader1 0.4% 1 0.0% 0 0.0% 1,096 0.2% 1,096 0.2%
Child function
Symfony\Component\ClassLoader\UniversalClassLoader::loadClass171 100.0% 7,277 90.5% 4,000 50.0% 728,744 101.8% 536,440 98.6%