Run Report
Run #51a944519b58c: 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_exists367 39.1% 56,967 5.8% 57,304 6.0% 1,683,768 5.1% 1,601,480 4.8%
Exclusive Metrics for Current Function2,011 3.5% 1,886 3.3% -26,776 -1.6% 6,448 0.4%
Parent functions
Drupal\Component\Datetime\DateTimePlus::canUseIntl268 73.0% 44,054 77.3% 44,267 77.2% 808 0.0% 3,160 0.2%
Drupal\Core\Entity\EntityManager::getControllerClass16 4.4% 7,536 13.2% 7,562 13.2% 1,017,440 60.4% 985,040 61.5%
Drupal\Component\Plugin\Factory\DefaultFactory::getPluginClass65 17.7% 2,919 5.1% 2,995 5.2% 307,680 18.3% 258,304 16.1%
Drupal\Core\Database\Connection::getDriverClass1 0.3% 1,916 3.4% 1,918 3.3% 312,888 18.6% 313,808 19.6%
Drupal\Core\Config\Context\ConfigContextFactory::get1 0.3% 302 0.5% 303 0.5% 36,904 2.2% 38,944 2.4%
Drupal\Core\Database\Query\Select::extend1 0.3% 221 0.4% 223 0.4% 4,080 0.2% 0 0.0%
Drupal\Core\Template\TwigEnvironment::loadTemplate8 2.2% 11 0.0% 20 0.0% 808 0.0% 728 0.0%
file_stream_wrapper_valid_scheme2 0.5% 3 0.0% 4 0.0% 784 0.0% 0 0.0%
Drupal\Core\DrupalKernel::initializeContainer2 0.5% 2 0.0% 4 0.0% 800 0.0% 712 0.0%
file_stream_wrapper_get_instance_by_uri2 0.5% 2 0.0% 5 0.0% 792 0.0% 0 0.0%
_drupal_simpletest_conf_path1 0.3% 1 0.0% 3 0.0% 784 0.0% 784 0.0%
Child functions
Symfony\Component\ClassLoader\ClassLoader::loadClass269 47.8% 40,341 70.8% 40,543 70.8% 15,904 0.9% 1,048 0.1%
Symfony\Component\ClassLoader\ApcClassLoader::loadClass294 52.2% 14,615 25.7% 14,875 26.0% 1,694,640 100.6% 1,593,984 99.5%