Diff Report
Run #556d0efcc18be: XHProf Run (Namespace=drupal-perf-drupalcon)
vs.
Run #556d13edd0b22: XHProf Run (Namespace=drupal-perf-drupalcon)
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Regression/Improvement summary for class_exists

class_existsRun #556d0efcc18beRun #556d13edd0b22DiffDiff%
Number of Function Calls2,827 2,827 0 0.0%
Incl. Wall Time (microsec)87,853 83,862 -3,991 -4.5%
Incl. Wall Time (microsec) per call 31 30 -1 -4.5%
Excl. Wall Time (microsec)2,250 2,117 -133 -5.9%
Incl. MemUse (bytes)11,139,328 11,139,240 -88 -0.0%
Incl. MemUse (bytes) per call 3,940 3,940 -0 -0.0%
Excl. MemUse (bytes)4,512 4,512 0 0.0%
Incl. PeakMemUse (bytes)9,015,712 9,016,032 320 0.0%
Incl. PeakMemUse (bytes) per call 3,189 3,189 0 0.0%
Excl. PeakMemUse (bytes)8,112 8,112 0 0.0%

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% -3,991 -12.4% -88 -275.0% 320 78.4%
Exclusive Metrics Diff for Current Function-133 -3.3% 0 0.0% 0 0.0%
Parent functions
Drupal\Component\Plugin\Factory\DefaultFactory::getPluginClass0 N/A% -3,281 -82.2% -24 -27.3% -272 -85.0%
Drupal\Core\Entity\EntityType::hasHandlerClass0 N/A% -953 -23.9% -24 -27.3% -48 -15.0%
Drupal\Core\Database\Connection::getDriverClass0 N/A% 572 14.3% 0 0.0% 0 0.0%
Drupal\Core\Entity\EntityManager::getDefinition0 N/A% -367 -9.2% -40 -45.5% 640 200.0%
Drupal\Core\Form\FormBuilder::getFormId0 N/A% 84 2.1% 0 0.0% 0 0.0%
Drupal\Core\Entity\Query\QueryBase::getClass0 N/A% -44 -1.1% 0 0.0% 0 0.0%
Drupal\Core\Template\TwigEnvironment::loadTemplate0 N/A% -11 -0.3% 0 0.0% 0 0.0%
Drupal\Core\DependencyInjection\ClassResolver::getInstanceFromDefinition0 N/A% 11 0.3% 0 0.0% 0 0.0%
Drupal\Core\DrupalKernel::initializeContainer0 N/A% -2 -0.1% 0 0.0% 0 0.0%
Drupal\Core\File\FileSystem::validScheme0 N/A% 0 0.0% 0 0.0% 0 0.0%
Drupal\Core\Template\TwigEnvironment::loadTemplate@10 N/A% 0 0.0% 0 0.0% 0 0.0%
Drupal\Core\Template\TwigEnvironment::loadTemplate@20 N/A% 0 0.0% 0 0.0% 0 0.0%
Child function
Composer\Autoload\ClassLoader::loadClass0 N/A% -3,858 -96.7% -88 -100.0% 320 100.0%