Run Report
Run #51772a6be0421: 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_exists212 37.6% 29,788 8.7% 29,963 9.6% 1,430,688 9.6% 1,080,592 7.2%
Exclusive Metrics for Current Function1,208 4.1% 1,105 3.7% -20,192 -1.4% 10,552 1.0%
Parent functions
Drupal\Component\Datetime\DateTimePlus::canUseIntl154 72.6% 24,673 82.8% 24,786 82.7% 1,904 0.1% 2,928 0.3%
Drupal\Component\Plugin\Factory\DefaultFactory::getPluginClass35 16.5% 3,123 10.5% 3,158 10.5% 994,672 69.5% 696,008 64.4%
Drupal\Core\Entity\EntityManager::getControllerClass13 6.1% 1,521 5.1% 1,537 5.1% 268,768 18.8% 218,504 20.2%
Drupal\Core\Database\Connection::getDriverClass1 0.5% 389 1.3% 391 1.3% 143,784 10.0% 141,968 13.1%
Drupal\Core\Config\Context\ConfigContextFactory::get1 0.5% 72 0.2% 73 0.2% 17,592 1.2% 17,440 1.6%
file_stream_wrapper_valid_scheme2 0.9% 3 0.0% 5 0.0% 784 0.1% 784 0.1%
file_stream_wrapper_get_instance_by_uri2 0.9% 2 0.0% 3 0.0% 792 0.1% 560 0.1%
Drupal\Core\DrupalKernel::initializeContainer2 0.9% 2 0.0% 5 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%
Drupal\Core\Template\TwigEnvironment::loadTemplate1 0.5% 1 0.0% 2 0.0% 808 0.1% 808 0.1%
Child functions
Symfony\Component\ClassLoader\ClassLoader::loadClass154 44.9% 22,560 75.7% 22,681 75.7% 8,200 0.6% 976 0.1%
Symfony\Component\ClassLoader\ApcClassLoader::loadClass189 55.1% 6,020 20.2% 6,177 20.6% 1,442,680 100.8% 1,069,064 98.9%