Run Report
Run #51a14e1b1e097: XHProf Run (Namespace=drupal-perf-ezeedub)
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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_exists342 40.0% 75,495 4.6% 72,005 4.4% 339,096 3.8% 275,816 2.9%
Exclusive Metrics for Current Function2,872 3.8% 0 0.0% -14,176 -4.2% 5,808 2.1%
Parent functions
Drupal\Component\Datetime\DateTimePlus::canUseIntl238 69.6% 71,831 95.1% 72,005 100.0% 456 0.1% 2,388 0.9%
Drupal\Core\Entity\EntityManager::getControllerClass16 4.7% 1,478 2.0% 0 0.0% 147,028 43.4% 101,128 36.7%
Drupal\Component\Plugin\Factory\DefaultFactory::getPluginClass70 20.5% 1,251 1.7% 0 0.0% 95,312 28.1% 76,204 27.6%
Drupal\Core\Database\Connection::getDriverClass1 0.3% 447 0.6% 0 0.0% 82,136 24.2% 81,612 29.6%
Drupal\Core\Database\Query\Select::extend1 0.3% 357 0.5% 0 0.0% 2,268 0.7% 2,600 0.9%
Drupal\Core\Config\Context\ConfigContextFactory::get1 0.3% 97 0.1% 0 0.0% 9,676 2.9% 9,936 3.6%
Drupal\Core\Template\TwigEnvironment::loadTemplate8 2.3% 18 0.0% 0 0.0% 456 0.1% 456 0.2%
file_stream_wrapper_valid_scheme2 0.6% 5 0.0% 0 0.0% 436 0.1% 304 0.1%
Drupal\Core\DrupalKernel::initializeContainer2 0.6% 5 0.0% 0 0.0% 452 0.1% 452 0.2%
file_stream_wrapper_get_instance_by_uri2 0.6% 4 0.0% 0 0.0% 444 0.1% 304 0.1%
_drupal_simpletest_conf_path1 0.3% 2 0.0% 0 0.0% 432 0.1% 432 0.2%
Child functions
Symfony\Component\ClassLoader\ClassLoader::loadClass239 47.5% 65,164 86.3% 60,005 83.3% 8,360 2.5% 2,976 1.1%
Symfony\Component\ClassLoader\ApcClassLoader::loadClass264 52.5% 7,459 9.9% 12,000 16.7% 344,912 101.7% 267,032 96.8%