Diff Report
Run #54e0a77153dbf: XHProf Run (Namespace=drupal-perf-cottser)
vs.
Run #54e0a6d45fe2a: XHProf Run (Namespace=drupal-perf-cottser)
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Regression/Improvement summary for class_exists

class_existsRun #54e0a77153dbfRun #54e0a6d45fe2aDiffDiff%
Number of Function Calls525 525 0 0.0%
Incl. Wall Time (microsec)59,322 57,904 -1,418 -2.4%
Incl. Wall Time (microsec) per call 113 110 -3 -2.4%
Excl. Wall Time (microsec)786 766 -20 -2.5%
Incl. CPU (microsecs)59,693 58,279 -1,414 -2.4%
Incl. CPU (microsecs) per call 114 111 -3 -2.4%
Excl. CPU (microsec)1,094 1,073 -21 -1.9%
Incl. MemUse (bytes)9,767,872 9,767,872 0 0.0%
Incl. MemUse (bytes) per call 18,605 18,605 0 0.0%
Excl. MemUse (bytes)5,312 5,312 0 0.0%
Incl. PeakMemUse (bytes)8,405,464 8,405,464 0 0.0%
Incl. PeakMemUse (bytes) per call 16,010 16,010 0 0.0%
Excl. PeakMemUse (bytes)9,448 9,448 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. CPU Diff
(microsec)		ICpu
Diff%		Incl.
MemUse
Diff
(bytes)		IMemUse
Diff%		Incl.
PeakMemUse
Diff
(bytes)		IPeakMemUse
Diff%
Current Function
class_exists0 N/A% -1,418 -81.0% -1,414 -107.9% 0 N/A% 0 N/A%
Exclusive Metrics Diff for Current Function-20 -1.4% -21 -1.5% 0 N/A% 0 N/A%
Parent functions
Drupal\Component\Plugin\Factory\DefaultFactory::getPluginClass0 N/A% -1,511 -106.6% -1,501 -106.2% 0 N/A% 0 N/A%
Drupal\Core\Entity\EntityManager::getDefinition0 N/A% 34 2.4% 27 1.9% 0 N/A% 0 N/A%
Drupal\Core\Form\FormBuilder::getFormId0 N/A% 32 2.3% 35 2.5% 0 N/A% 0 N/A%
Drupal\Core\Database\Connection::getDriverClass0 N/A% 26 1.8% 24 1.7% 0 N/A% 0 N/A%
Drupal\Core\Entity\EntityType::hasHandlerClass0 N/A% 7 0.5% 5 0.4% 0 N/A% 0 N/A%
Drupal\Core\Entity\Query\QueryBase::getClass0 N/A% -4 -0.3% -3 -0.2% 0 N/A% 0 N/A%
Drupal\Core\DependencyInjection\ClassResolver::getInstanceFromDefinition0 N/A% -2 -0.1% 1 0.1% 0 N/A% 0 N/A%
Drupal\Core\Template\TwigEnvironment::loadTemplate0 N/A% -1 -0.1% -4 -0.3% 0 N/A% 0 N/A%
Drupal\Core\DrupalKernel::initializeContainer0 N/A% 1 0.1% 3 0.2% 0 N/A% 0 N/A%
Drupal\Core\Template\TwigEnvironment::loadTemplate@10 N/A% 0 0.0% -1 -0.1% 0 N/A% 0 N/A%
Child function
Composer\Autoload\ClassLoader::loadClass0 N/A% -1,398 -98.6% -1,393 -98.5% 0 N/A% 0 N/A%