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

class_existsRun #556d13edd0b22Run #556d0efcc18beDiffDiff%
Number of Function Calls2,827 2,827 0 0.0%
Incl. Wall Time (microsec)83,862 87,853 3,991 4.8%
Incl. Wall Time (microsec) per call 30 31 1 4.8%
Excl. Wall Time (microsec)2,117 2,250 133 6.3%
Incl. MemUse (bytes)11,139,240 11,139,328 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)9,016,032 9,015,712 -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 Function133 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%