Run Report
Run #519fd13122e91: XHProf Run (Namespace=drupal-perf-mrbaileys)
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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_exists183 35.6% 34,463 5.6% 32,004 5.2% 460,016 3.1% 373,624 2.5%
Exclusive Metrics for Current Function1,408 4.1% 8,002 25.0% -13,032 -2.8% 8,312 2.2%
Parent functions
Drupal\Component\Datetime\DateTimePlus::canUseIntl151 82.5% 32,134 93.2% 32,004 100.0% 808 0.2% 2,672 0.7%
Drupal\Core\Entity\EntityManager::getControllerClass11 6.0% 869 2.5% 0 0.0% 201,656 43.8% 143,456 38.4%
Drupal\Core\Database\Connection::getDriverClass2 1.1% 653 1.9% 0 0.0% 146,320 31.8% 143,840 38.5%
Drupal\Component\Plugin\Factory\DefaultFactory::getPluginClass10 5.5% 458 1.3% 0 0.0% 87,256 19.0% 59,392 15.9%
Drupal\Core\Database\Query\Select::extend1 0.5% 252 0.7% 0 0.0% 4,080 0.9% 4,592 1.2%
Drupal\Core\Config\Context\ConfigContextFactory::get1 0.5% 83 0.2% 0 0.0% 17,504 3.8% 17,448 4.7%
Drupal\Core\Template\TwigEnvironment::loadTemplate4 2.2% 8 0.0% 0 0.0% 808 0.2% 728 0.2%
Drupal\Core\DrupalKernel::initializeContainer2 1.1% 4 0.0% 0 0.0% 800 0.2% 712 0.2%
_drupal_simpletest_conf_path1 0.5% 2 0.0% 0 0.0% 784 0.2% 784 0.2%
Child functions
Symfony\Component\ClassLoader\ClassLoader::loadClass153 47.5% 29,700 86.2% 20,002 62.5% 10,336 2.2% 4,792 1.3%
Symfony\Component\ClassLoader\ApcClassLoader::loadClass169 52.5% 3,355 9.7% 4,000 12.5% 462,712 100.6% 360,520 96.5%