Run Report
Run #51ec2301b5aa5: 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_exists632 73.7% 22,481 0.8% 23,028 0.8% 2,130,160 10.7% 1,486,448 7.4%
Exclusive Metrics for Current Function1,391 6.2% 1,751 7.6% -16,104 -0.8% 8,592 0.6%
Parent functions
Drupal\Component\Datetime\DateTimePlus::canUseIntl82 13.0% 16,039 71.3% 16,103 69.9% 6,560 0.3% 6,488 0.4%
Drupal\Component\Plugin\Factory\DefaultFactory::getPluginClass94 14.9% 3,612 16.1% 3,722 16.2% 1,417,952 66.6% 934,216 62.8%
Drupal\Core\Entity\EntityManager::getControllerClass17 2.7% 1,312 5.8% 1,333 5.8% 359,608 16.9% 256,376 17.2%
Drupal\Core\Database\Connection::getDriverClass5 0.8% 931 4.1% 937 4.1% 312,304 14.7% 259,800 17.5%
Doctrine\Common\Annotations\DocParser::classExists311 49.2% 319 1.4% 532 2.3% 808 0.0% 56 0.0%
Drupal\Core\Controller\ControllerResolver::createController1 0.2% 76 0.3% 78 0.3% 10,680 0.5% 9,312 0.6%
Drupal\Core\Config\Context\ConfigContextFactory::get1 0.2% 70 0.3% 72 0.3% 17,472 0.8% 18,064 1.2%
file_stream_wrapper_valid_scheme54 8.5% 54 0.2% 112 0.5% 792 0.0% 0 0.0%
file_stream_wrapper_get_instance_by_uri54 8.5% 54 0.2% 108 0.5% 792 0.0% 0 0.0%
Drupal\Core\Template\TwigEnvironment::loadTemplate9 1.4% 9 0.0% 19 0.1% 808 0.0% 640 0.0%
Drupal\Core\DrupalKernel::initializeContainer2 0.3% 2 0.0% 6 0.0% 800 0.0% 712 0.0%
file_stream_wrapper_get_instance_by_scheme1 0.2% 2 0.0% 4 0.0% 800 0.0% 0 0.0%
_drupal_simpletest_conf_path1 0.2% 1 0.0% 2 0.0% 784 0.0% 784 0.1%
Child functions
Symfony\Component\ClassLoader\ClassLoader::loadClass82 38.0% 14,658 65.2% 14,728 64.0% 9,400 0.4% 4,952 0.3%
Symfony\Component\ClassLoader\ApcClassLoader::loadClass134 62.0% 6,432 28.6% 6,549 28.4% 2,136,864 100.3% 1,472,904 99.1%