Run Report
Run #517728417dee3: 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_exists213 37.7% 29,888 8.1% 30,080 8.7% 1,430,688 9.6% 1,079,720 7.1%
Exclusive Metrics for Current Function1,216 4.1% 1,116 3.7% -20,192 -1.4% 10,352 1.0%
Parent functions
Drupal\Component\Datetime\DateTimePlus::canUseIntl154 72.3% 24,935 83.4% 25,053 83.3% 1,904 0.1% 1,968 0.2%
Drupal\Component\Plugin\Factory\DefaultFactory::getPluginClass35 16.4% 2,998 10.0% 3,039 10.1% 994,672 69.5% 696,096 64.5%
Drupal\Core\Entity\EntityManager::getControllerClass13 6.1% 1,496 5.0% 1,513 5.0% 268,768 18.8% 218,504 20.2%
Drupal\Core\Database\Connection::getDriverClass1 0.5% 374 1.3% 376 1.2% 143,784 10.0% 141,968 13.1%
Drupal\Core\Config\Context\ConfigContextFactory::get1 0.5% 73 0.2% 74 0.2% 17,592 1.2% 17,440 1.6%
file_stream_wrapper_valid_scheme2 0.9% 3 0.0% 8 0.0% 784 0.1% 784 0.1%
Drupal\Core\Template\TwigEnvironment::loadTemplate2 0.9% 3 0.0% 6 0.0% 808 0.1% 808 0.1%
file_stream_wrapper_get_instance_by_uri2 0.9% 2 0.0% 5 0.0% 792 0.1% 560 0.1%
Drupal\Core\DrupalKernel::initializeContainer2 0.9% 2 0.0% 3 0.0% 800 0.1% 752 0.1%
_drupal_simpletest_conf_path1 0.5% 2 0.0% 3 0.0% 784 0.1% 840 0.1%
Child functions
Symfony\Component\ClassLoader\ClassLoader::loadClass154 44.9% 22,831 76.4% 22,968 76.4% 8,200 0.6% 664 0.1%
Symfony\Component\ClassLoader\ApcClassLoader::loadClass189 55.1% 5,841 19.5% 5,996 19.9% 1,442,680 100.8% 1,068,704 99.0%