Diff Report
Run #54e157d33da83: XHProf Run (Namespace=drupal-perf-joelpittet)
vs.
Run #54e1529b7f3e4: XHProf Run (Namespace=drupal-perf-joelpittet)
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Regression/Improvement summary for class_exists

class_existsRun #54e157d33da83Run #54e1529b7f3e4DiffDiff%
Number of Function Calls984 984 0 0.0%
Incl. Wall Time (microsec)15,172 15,250 78 0.5%
Incl. Wall Time (microsec) per call 15 15 0 0.5%
Excl. Wall Time (microsec)713 685 -28 -3.9%
Incl. MemUse (bytes)4,694,816 4,696,456 1,640 0.0%
Incl. MemUse (bytes) per call 4,771 4,773 2 0.0%
Excl. MemUse (bytes)6,920 6,920 0 0.0%
Incl. PeakMemUse (bytes)3,165,888 3,042,696 -123,192 -3.9%
Incl. PeakMemUse (bytes) per call 3,217 3,092 -125 -3.9%
Excl. PeakMemUse (bytes)8,168 7,832 -336 -4.1%

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% 78 0.1% 1,640 0.1% -123,192 -7.3%
Exclusive Metrics Diff for Current Function-28 -35.9% 0 0.0% -336 -0.3%
Parent functions
Drupal\Component\Plugin\Factory\DefaultFactory::getPluginClass0 N/A% 36 46.2% 1,408 85.9% -21,744 -17.7%
Drupal\Core\Form\FormBuilder::getFormId0 N/A% 33 42.3% 0 0.0% 0 0.0%
Drupal\Core\Entity\EntityManager::getDefinition0 N/A% 11 14.1% 256 15.6% -52,856 -42.9%
Drupal\Core\Database\Connection::getDriverClass0 N/A% 5 6.4% -8 -0.5% -8 -0.0%
Drupal\Core\Entity\Query\QueryBase::getClass0 N/A% -3 -3.8% 0 0.0% -320 -0.3%
Drupal\Core\Template\TwigEnvironment::loadTemplate0 N/A% -3 -3.8% 0 0.0% 0 0.0%
Drupal\Core\DependencyInjection\ClassResolver::getInstanceFromDefinition0 N/A% -1 -1.3% 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\Entity\EntityType::hasHandlerClass0 N/A% 0 0.0% -16 -1.0% -48,264 -39.2%
Drupal\Core\DrupalKernel::initializeContainer0 N/A% 0 0.0% 0 0.0% 0 0.0%
Child function
spl_autoload_call0 N/A% 106 135.9% 1,640 100.0% -122,856 -99.7%