Run Report
Run #51904f8640386: 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_exists47 55.3% 3,731 2.0% 3,783 2.3% 581,712 4.1% 500,072 3.5%
Exclusive Metrics for Current Function179 4.8% 199 5.3% -160 -0.0% 9,672 1.9%
Parent functions
Drupal\Component\Plugin\Factory\DefaultFactory::getPluginClass21 44.7% 1,321 35.4% 1,342 35.5% 186,184 32.0% 154,944 31.0%
Drupal\Core\Entity\EntityManager::getControllerClass12 25.5% 1,165 31.2% 1,181 31.2% 230,336 39.6% 178,552 35.7%
Drupal\Component\Datetime\DateTimePlus::canUseIntl4 8.5% 697 18.7% 701 18.5% 1,904 0.3% 3,744 0.7%
Drupal\Core\Database\Connection::getDriverClass1 2.1% 469 12.6% 470 12.4% 141,728 24.4% 141,264 28.2%
Drupal\Core\Config\Context\ConfigContextFactory::get1 2.1% 70 1.9% 70 1.9% 17,592 3.0% 17,800 3.6%
file_stream_wrapper_valid_scheme2 4.3% 3 0.1% 5 0.1% 784 0.1% 840 0.2%
file_stream_wrapper_get_instance_by_uri2 4.3% 2 0.1% 4 0.1% 792 0.1% 704 0.1%
Drupal\Core\DrupalKernel::initializeContainer2 4.3% 2 0.1% 4 0.1% 800 0.1% 712 0.1%
_drupal_simpletest_conf_path1 2.1% 1 0.0% 3 0.1% 784 0.1% 784 0.2%
Drupal\Core\Template\TwigEnvironment::loadTemplate1 2.1% 1 0.0% 3 0.1% 808 0.1% 728 0.1%
Child functions
Symfony\Component\ClassLoader\ApcClassLoader::loadClass25 86.2% 2,925 78.4% 2,953 78.1% 580,872 99.9% 489,000 97.8%
Symfony\Component\ClassLoader\ClassLoader::loadClass4 13.8% 627 16.8% 631 16.7% 1,000 0.2% 1,400 0.3%