Diff Report
Run #55f2459f810af: XHProf Run (Namespace=drupal-perf-joelpittet)
vs.
Run #55f2450b58930: XHProf Run (Namespace=drupal-perf-joelpittet)
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Regression/Improvement summary for class_exists

class_existsRun #55f2459f810afRun #55f2450b58930DiffDiff%
Number of Function Calls762 760 -2 -0.3%
Incl. Wall Time (microsec)17,281 17,873 592 3.4%
Incl. Wall Time (microsec) per call 23 24 1 3.7%
Excl. Wall Time (microsec)489 505 16 3.3%
Incl. MemUse (bytes)5,220,120 5,220,040 -80 -0.0%
Incl. MemUse (bytes) per call 6,851 6,868 18 0.3%
Excl. MemUse (bytes)6,920 6,920 0 0.0%
Incl. PeakMemUse (bytes)3,350,048 3,350,552 504 0.0%
Incl. PeakMemUse (bytes) per call 4,396 4,409 12 0.3%
Excl. PeakMemUse (bytes)8,056 8,112 56 0.7%

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_exists-2 -100.0% 592 6.2% -80 -0.1% 504 0.5%
Exclusive Metrics Diff for Current Function16 2.7% 0 0.0% 56 11.1%
Parent functions
Drupal\Core\Entity\EntityManager::getDefinition0 0.0% 230 38.9% -8 -10.0% -712 -141.3%
Drupal\Core\Entity\EntityType::hasHandlerClass0 0.0% 165 27.9% 0 0.0% 688 136.5%
Drupal\Component\Plugin\Factory\DefaultFactory::getPluginClass0 0.0% 163 27.5% -48 -60.0% 600 119.0%
Drupal\Core\Form\FormBuilder::getFormId0 0.0% 21 3.5% 0 0.0% -56 -11.1%
Drupal\Core\Entity\Query\QueryBase::getClass0 0.0% 15 2.5% -24 -30.0% 0 0.0%
Drupal\Core\DependencyInjection\ClassResolver::getInstanceFromDefinition0 0.0% -2 -0.3% 0 0.0% 0 0.0%
Drupal\Core\Template\TwigEnvironment::loadTemplate-2 -100.0% -2 -0.3% 0 0.0% 0 0.0%
Drupal\Core\Database\Connection::getDriverClass0 0.0% 1 0.2% 0 0.0% -16 -3.2%
Drupal\Core\Template\TwigEnvironment::loadTemplate@10 0.0% 1 0.2% 0 0.0% 0 0.0%
Symfony\Bridge\PsrHttpMessage\Factory\DiactorosFactory::__construct0 0.0% 0 0.0% 0 0.0% 0 0.0%
Child function
spl_autoload_call0 N/A% 576 97.3% -80 -100.0% 448 88.9%