Diff Report
Run #54f295e72ec52: XHProf Run (Namespace=drupal-perf-davidhernandez)
vs.
Run #54f29712d4f96: XHProf Run (Namespace=drupal-perf-davidhernandez)
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Regression/Improvement summary for class_exists

class_existsRun #54f295e72ec52Run #54f29712d4f96DiffDiff%
Number of Function Calls848 849 1 0.1%
Incl. Wall Time (microsec)17,232 17,283 51 0.3%
Incl. Wall Time (microsec) per call 20 20 0 0.2%
Excl. Wall Time (microsec)1,000 991 -9 -0.9%
Incl. MemUse (bytes)3,658,904 3,659,424 520 0.0%
Incl. MemUse (bytes) per call 4,315 4,310 -4 -0.1%
Excl. MemUse (bytes)4,592 4,592 0 0.0%
Incl. PeakMemUse (bytes)2,516,816 2,543,976 27,160 1.1%
Incl. PeakMemUse (bytes) per call 2,968 2,996 28 1.0%
Excl. PeakMemUse (bytes)5,680 5,808 128 2.3%

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_exists1 100.0% 51 0.1% 520 0.9% 27,160 46.5%
Exclusive Metrics Diff for Current Function-9 -17.6% 0 0.0% 128 0.5%
Parent functions
Drupal\Core\Database\Connection::getDriverClass0 0.0% 47 92.2% 0 0.0% 0 0.0%
Drupal\Core\Entity\EntityType::hasHandlerClass0 0.0% -13 -25.5% 80 15.4% -344 -1.3%
Drupal\Component\Plugin\Factory\DefaultFactory::getPluginClass0 0.0% 12 23.5% 192 36.9% -568 -2.1%
Drupal\Core\Entity\EntityManager::getDefinition0 0.0% 4 7.8% 144 27.7% -136 -0.5%
Drupal\Core\Entity\Query\QueryBase::getClass0 0.0% -4 -7.8% 104 20.0% 28,208 103.9%
Drupal\Core\DependencyInjection\ClassResolver::getInstanceFromDefinition0 0.0% 4 7.8% 0 0.0% 0 0.0%
Drupal\Core\Template\TwigEnvironment::loadTemplate1 100.0% 2 3.9% 0 0.0% 0 0.0%
Drupal\Core\Form\FormBuilder::getFormId0 0.0% -1 -2.0% 0 0.0% 0 0.0%
Drupal\Core\Template\TwigEnvironment::loadTemplate@10 0.0% 0 0.0% 0 0.0% 0 0.0%
Drupal\Core\DrupalKernel::initializeContainer0 0.0% 0 0.0% 0 0.0% 0 0.0%
Child function
Composer\Autoload\ClassLoader::loadClass0 N/A% 60 117.6% 520 100.0% 27,032 99.5%