Diff Report
Run #54e0a6d45fe2a: XHProf Run (Namespace=drupal-perf-cottser)
vs.
Run #54e0a7d2151b1: XHProf Run (Namespace=drupal-perf-cottser)
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Regression/Improvement summary for class_exists

class_existsRun #54e0a6d45fe2aRun #54e0a7d2151b1DiffDiff%
Number of Function Calls525 525 0 0.0%
Incl. Wall Time (microsec)57,904 57,921 17 0.0%
Incl. Wall Time (microsec) per call 110 110 0 0.0%
Excl. Wall Time (microsec)766 766 0 0.0%
Incl. CPU (microsecs)58,279 58,285 6 0.0%
Incl. CPU (microsecs) per call 111 111 0 0.0%
Excl. CPU (microsec)1,073 1,083 10 0.9%
Incl. MemUse (bytes)9,767,872 9,766,896 -976 -0.0%
Incl. MemUse (bytes) per call 18,605 18,604 -2 -0.0%
Excl. MemUse (bytes)5,312 5,312 0 0.0%
Incl. PeakMemUse (bytes)8,405,464 8,402,912 -2,552 -0.0%
Incl. PeakMemUse (bytes) per call 16,010 16,006 -5 -0.0%
Excl. PeakMemUse (bytes)9,448 9,552 104 1.1%

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% 17 2.3% 6 1.6% -976 -10.1% -2,552 -24.0%
Exclusive Metrics Diff for Current Function0 0.0% 10 166.7% 0 0.0% 104 4.1%
Parent functions
Drupal\Component\Plugin\Factory\DefaultFactory::getPluginClass0 N/A% -440 -2588.2% -442 -7366.7% -688 -70.5% -1,952 -76.5%
Drupal\Core\Entity\EntityManager::getDefinition0 N/A% 342 2011.8% 330 5500.0% 56 5.7% -80 -3.1%
Drupal\Core\Entity\EntityType::hasHandlerClass0 N/A% 134 788.2% 136 2266.7% -232 -23.8% 1,904 74.6%
Drupal\Core\Form\FormBuilder::getFormId0 N/A% -32 -188.2% -28 -466.7% -40 -4.1% -2,568 -100.6%
Drupal\Core\Entity\Query\QueryBase::getClass0 N/A% 21 123.5% 18 300.0% 8 0.8% 32 1.3%
Drupal\Core\Database\Connection::getDriverClass0 N/A% -13 -76.5% -11 -183.3% -56 -5.7% 112 4.4%
Drupal\Core\DependencyInjection\ClassResolver::getInstanceFromDefinition0 N/A% 7 41.2% 4 66.7% -24 -2.5% 0 0.0%
Drupal\Core\Template\TwigEnvironment::loadTemplate0 N/A% -1 -5.9% 0 0.0% 0 0.0% 0 0.0%
Drupal\Core\DrupalKernel::initializeContainer0 N/A% -1 -5.9% -3 -50.0% 0 0.0% 0 0.0%
Drupal\Core\Template\TwigEnvironment::loadTemplate@10 N/A% 0 0.0% 2 33.3% 0 0.0% 0 0.0%
Child function
Composer\Autoload\ClassLoader::loadClass0 N/A% 17 100.0% -4 -66.7% -976 -100.0% -2,656 -104.1%