Diff Report
Run #553ba42a8e87e: XHProf Run (Namespace=drupal-perf-lauriii)
vs.
Run #553b9a86a14e1: XHProf Run (Namespace=drupal-perf-lauriii)
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Regression/Improvement summary for class_exists

class_existsRun #553ba42a8e87eRun #553b9a86a14e1DiffDiff%
Number of Function Calls790 790 0 0.0%
Incl. Wall Time (microsec)15,649 15,665 16 0.1%
Incl. Wall Time (microsec) per call 20 20 0 0.1%
Excl. Wall Time (microsec)488 490 2 0.4%
Incl. MemUse (bytes)6,188,008 6,188,232 224 0.0%
Incl. MemUse (bytes) per call 7,833 7,833 0 0.0%
Excl. MemUse (bytes)10,144 10,120 -24 -0.2%
Incl. PeakMemUse (bytes)3,466,456 3,456,888 -9,568 -0.3%
Incl. PeakMemUse (bytes) per call 4,388 4,376 -12 -0.3%
Excl. PeakMemUse (bytes)14,000 14,248 248 1.8%

Parent/Child Regression/Improvement report for class_exists [View Callgraph Diff]


Function NameCalls DiffCalls
Diff%		Incl. Wall
Diff
(microsec)		IWall
Diff%		Incl.
MemUse
Diff
(bytes)		IMemUse
Diff%		Incl.
PeakMemUse
Diff
(bytes)		IPeakMemUse
Diff%
Current Function
class_exists0 N/A% 16 0.0% 224 0.0% -9,568 -0.6%
Exclusive Metrics Diff for Current Function2 12.5% -24 -10.7% 248 2.6%
Parent functions
Drupal\Core\Entity\EntityType::hasHandlerClass0 N/A% -33 -206.2% 128 57.1% -672 -7.0%
Drupal\Component\Plugin\Discovery\DerivativeDiscoveryDecorator::getDeriverClass0 N/A% 30 187.5% -88 -39.3% 0 0.0%
Drupal\Component\Plugin\Factory\DefaultFactory::getPluginClass0 N/A% -22 -137.5% -280 -125.0% -2,224 -23.2%
Drupal\Core\Entity\EntityManager::getDefinition0 N/A% 21 131.2% 64 28.6% -3,840 -40.1%
Drupal\Core\Form\FormBuilder::getFormId0 N/A% 18 112.5% 448 200.0% 0 0.0%
call_user_func0 N/A% 16 100.0% -40 -17.9% -1,048 -11.0%
call_user_func@10 N/A% -12 -75.0% 0 0.0% 8 0.1%
Drupal\Core\Entity\Query\QueryBase::getClass0 N/A% -3 -18.8% -16 -7.1% -1,800 -18.8%
Drupal\Core\DependencyInjection\ClassResolver::getInstanceFromDefinition0 N/A% 2 12.5% 0 0.0% 0 0.0%
Drupal\Core\Database\Connection::getDriverClass0 N/A% -1 -6.2% 0 0.0% 8 0.1%
Drupal\Core\Template\TwigEnvironment::loadTemplate@10 N/A% 0 0.0% 0 0.0% 0 0.0%
call_user_func@20 N/A% 0 0.0% 16 7.1% 0 0.0%
Drupal\Core\Template\TwigEnvironment::loadTemplate0 N/A% 0 0.0% -8 -3.6% 0 0.0%
Drupal\Core\DrupalKernel::initializeContainer0 N/A% 0 0.0% 0 0.0% 0 0.0%
Doctrine\Common\Annotations\DocParser::classExists0 N/A% 0 0.0% 0 0.0% 0 0.0%
Child function
spl_autoload_call0 N/A% 14 87.5% 248 110.7% -9,816 -102.6%