Diff Report
Run #5578e29590a73: XHProf Run (Namespace=drupal-perf-joelpittet)
vs.
Run #5578e32524136: XHProf Run (Namespace=drupal-perf-joelpittet)
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Regression/Improvement summary for class_exists

class_existsRun #5578e29590a73Run #5578e32524136DiffDiff%
Number of Function Calls743 747 4 0.5%
Incl. Wall Time (microsec)12,289 13,207 918 7.5%
Incl. Wall Time (microsec) per call 17 18 1 6.9%
Excl. Wall Time (microsec)295 330 35 11.9%
Incl. MemUse (bytes)4,639,408 4,810,864 171,456 3.7%
Incl. MemUse (bytes) per call 6,244 6,440 196 3.1%
Excl. MemUse (bytes)8,208 8,208 0 0.0%
Incl. PeakMemUse (bytes)3,155,488 3,267,760 112,272 3.6%
Incl. PeakMemUse (bytes) per call 4,247 4,375 128 3.0%
Excl. PeakMemUse (bytes)10,032 9,504 -528 -5.3%

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_exists4 50.0% 918 7.0% 171,456 29.8% 112,272 22.1%
Exclusive Metrics Diff for Current Function35 3.8% 0 0.0% -528 -0.5%
Parent functions
Drupal\Core\Database\Connection::getDriverClass4 100.0% 475 51.7% 138,640 80.9% 57,496 51.2%
Drupal\Core\Entity\Query\QueryBase::getClass0 0.0% 371 40.4% 32,768 19.1% 63,952 57.0%
Drupal\Component\Plugin\Factory\DefaultFactory::getPluginClass0 0.0% 65 7.1% 72 0.0% -8,976 -8.0%
Drupal\Core\Entity\EntityManager::getDefinition0 0.0% 39 4.2% -16 -0.0% 0 0.0%
Drupal\Core\Form\FormBuilder::getFormId0 0.0% -21 -2.3% 24 0.0% 24 0.0%
Drupal\Core\Entity\EntityType::hasHandlerClass0 0.0% -16 -1.7% -32 -0.0% -64 -0.1%
Drupal\Core\DrupalKernel::initializeContainer0 0.0% 4 0.4% 0 0.0% 0 0.0%
Drupal\Core\File\FileSystem::validScheme0 0.0% 1 0.1% 0 0.0% 0 0.0%
Drupal\Core\Template\TwigEnvironment::loadTemplate0 0.0% 1 0.1% 0 0.0% 0 0.0%
Drupal\Core\DependencyInjection\ClassResolver::getInstanceFromDefinition0 0.0% -1 -0.1% 0 0.0% 0 0.0%
Drupal\Core\Template\TwigEnvironment::loadTemplate@10 0.0% 0 0.0% 0 0.0% -160 -0.1%
Drupal\Core\Template\TwigEnvironment::loadTemplate@20 0.0% 0 0.0% 0 0.0% 0 0.0%
Child function
spl_autoload_call4 100.0% 883 96.2% 171,456 100.0% 112,800 100.5%