Run Report
Run #519de26535836: XHProf Run (Namespace=drupal-perf-cottser)
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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_exists349 52.6% 27,561 4.2% 27,894 4.5% 2,330,784 12.4% 1,247,904 6.5%
Exclusive Metrics for Current Function1,344 4.9% 1,406 5.0% -25,240 -1.1% 9,544 0.8%
Parent functions
Drupal\Component\Datetime\DateTimePlus::canUseIntl124 35.5% 20,494 74.4% 20,584 73.8% 1,904 0.1% 1,920 0.2%
Drupal\Component\Plugin\Factory\DefaultFactory::getPluginClass173 49.6% 5,351 19.4% 5,533 19.8% 1,862,176 79.9% 935,368 75.0%
Drupal\Core\Entity\EntityManager::getControllerClass13 3.7% 949 3.4% 969 3.5% 223,584 9.6% 148,368 11.9%
Drupal\Core\Database\Connection::getDriverClass3 0.9% 661 2.4% 663 2.4% 220,752 9.5% 141,504 11.3%
Drupal\Core\Config\Context\ConfigContextFactory::get1 0.3% 70 0.3% 72 0.3% 17,592 0.8% 17,864 1.4%
file_stream_wrapper_get_instance_by_uri22 6.3% 23 0.1% 41 0.1% 792 0.0% 0 0.0%
Doctrine\Common\Annotations\DocParser::classExists6 1.7% 6 0.0% 15 0.1% 808 0.0% 448 0.0%
file_stream_wrapper_valid_scheme2 0.6% 2 0.0% 5 0.0% 784 0.0% 840 0.1%
Drupal\Core\Template\TwigEnvironment::loadTemplate2 0.6% 2 0.0% 6 0.0% 808 0.0% 0 0.0%
Drupal\Core\DrupalKernel::initializeContainer2 0.6% 2 0.0% 3 0.0% 800 0.0% 752 0.1%
_drupal_simpletest_conf_path1 0.3% 1 0.0% 3 0.0% 784 0.0% 840 0.1%
Child functions
Symfony\Component\ClassLoader\ClassLoader::loadClass124 40.7% 18,659 67.7% 18,762 67.3% 6,760 0.3% 664 0.1%
Symfony\Component\ClassLoader\ApcClassLoader::loadClass181 59.3% 7,558 27.4% 7,726 27.7% 2,349,264 100.8% 1,237,696 99.2%