Run Report
Run #519ffa0e6cdec: 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_exists52 59.8% 2,390 1.4% 0 0.0% 578,280 4.8% 465,920 3.8%
Exclusive Metrics for Current Function171 7.2% 0 N/A% -2,136 -0.4% 8,584 1.8%
Parent functions
Drupal\Core\Entity\EntityManager::getControllerClass15 28.8% 1,027 43.0% 0 N/A% 242,000 41.8% 164,648 35.3%
Drupal\Component\Plugin\Factory\DefaultFactory::getPluginClass16 30.8% 749 31.3% 0 N/A% 169,872 29.4% 136,064 29.2%
Drupal\Core\Database\Connection::getDriverClass1 1.9% 336 14.1% 0 N/A% 141,576 24.5% 141,104 30.3%
Drupal\Core\Database\Query\Select::extend1 1.9% 193 8.1% 0 N/A% 4,080 0.7% 3,528 0.8%
Drupal\Core\Config\Context\ConfigContextFactory::get1 1.9% 67 2.8% 0 N/A% 17,552 3.0% 17,680 3.8%
Drupal\Core\Template\TwigEnvironment::loadTemplate8 15.4% 8 0.3% 0 N/A% 808 0.1% 728 0.2%
Drupal\Component\Datetime\DateTimePlus::canUseIntl7 13.5% 7 0.3% 0 N/A% 808 0.1% 672 0.1%
Drupal\Core\DrupalKernel::initializeContainer2 3.8% 2 0.1% 0 N/A% 800 0.1% 712 0.2%
_drupal_simpletest_conf_path1 1.9% 1 0.0% 0 N/A% 784 0.1% 784 0.2%
Child functions
Symfony\Component\ClassLoader\ApcClassLoader::loadClass25 96.2% 2,045 85.6% 0 N/A% 577,376 99.8% 454,808 97.6%
Symfony\Component\ClassLoader\ClassLoader::loadClass1 3.8% 174 7.3% 0 N/A% 3,040 0.5% 2,528 0.5%