Run Report
Run #51ec491641923: 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_exists165 70.5% 6,761 1.1% 6,890 1.1% 2,120,480 10.9% 1,509,672 7.7%
Exclusive Metrics for Current Function448 6.6% 520 7.5% -10,208 -0.5% 8,152 0.5%
Parent functions
Drupal\Component\Plugin\Factory\DefaultFactory::getPluginClass68 41.2% 3,592 53.1% 3,648 52.9% 1,409,984 66.5% 941,840 62.4%
Drupal\Core\Entity\EntityManager::getControllerClass20 12.1% 1,326 19.6% 1,344 19.5% 375,896 17.7% 300,304 19.9%
Drupal\Core\Database\Connection::getDriverClass5 3.0% 841 12.4% 845 12.3% 295,840 14.0% 238,056 15.8%
Drupal\Component\Datetime\DateTimePlus::canUseIntl4 2.4% 785 11.6% 789 11.5% 6,608 0.3% 632 0.0%
Drupal\Core\Controller\ControllerResolver::createController1 0.6% 80 1.2% 82 1.2% 10,680 0.5% 8,496 0.6%
Drupal\Core\Config\Context\ConfigContextFactory::get1 0.6% 69 1.0% 70 1.0% 17,472 0.8% 18,064 1.2%
Doctrine\Common\Annotations\DocParser::classExists51 30.9% 52 0.8% 83 1.2% 808 0.0% 56 0.0%
Drupal\Core\Template\TwigEnvironment::loadTemplate11 6.7% 11 0.2% 20 0.3% 808 0.0% 728 0.0%
Drupal\Core\DrupalKernel::initializeContainer2 1.2% 2 0.0% 4 0.1% 800 0.0% 712 0.0%
file_stream_wrapper_get_instance_by_scheme1 0.6% 2 0.0% 2 0.0% 800 0.0% 0 0.0%
_drupal_simpletest_conf_path1 0.6% 1 0.0% 3 0.0% 784 0.0% 784 0.1%
Child functions
Symfony\Component\ClassLoader\ApcClassLoader::loadClass56 93.3% 5,593 82.7% 5,646 81.9% 2,124,992 100.2% 1,501,240 99.4%
Symfony\Component\ClassLoader\ClassLoader::loadClass4 6.7% 720 10.6% 724 10.5% 5,696 0.3% 280 0.0%