Diff Report
Run #53d4352fc0c61: XHProf Run (Namespace=drupal-perf-joelpittet)
vs.
Run #53d435bff29d8: XHProf Run (Namespace=drupal-perf-joelpittet)
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Regression/Improvement summary for class_exists

class_existsRun #53d4352fc0c61Run #53d435bff29d8DiffDiff%
Number of Function Calls620 620 0 0.0%
Incl. Wall Time (microsec)58,026 58,128 102 0.2%
Incl. Wall Time (microsec) per call 94 94 0 0.2%
Excl. Wall Time (microsec)910 914 4 0.4%
Incl. CPU (microsecs)58,591 58,688 97 0.2%
Incl. CPU (microsecs) per call 95 95 0 0.2%
Excl. CPU (microsec)1,402 1,396 -6 -0.4%
Incl. MemUse (bytes)8,583,368 8,583,368 0 0.0%
Incl. MemUse (bytes) per call 13,844 13,844 0 0.0%
Excl. MemUse (bytes)8,384 8,384 0 0.0%
Incl. PeakMemUse (bytes)7,716,240 7,716,240 0 0.0%
Incl. PeakMemUse (bytes) per call 12,446 12,446 0 0.0%
Excl. PeakMemUse (bytes)9,888 9,888 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% 102 3.8% 97 3.2% 0 N/A% 0 N/A%
Exclusive Metrics Diff for Current Function4 3.9% -6 -6.2% 0 N/A% 0 N/A%
Parent functions
Drupal\Component\Plugin\Factory\DefaultFactory::getPluginClass0 N/A% -178 -174.5% -173 -178.4% 0 N/A% 0 N/A%
Drupal\Core\Entity\EntityType::hasControllerClass0 N/A% 123 120.6% 135 139.2% 0 N/A% 0 N/A%
Drupal\Core\Database\Connection::getDriverClass0 N/A% 85 83.3% 85 87.6% 0 N/A% 0 N/A%
Drupal\Core\Form\FormBuilder::getFormId0 N/A% 36 35.3% 36 37.1% 0 N/A% 0 N/A%
Drupal\Core\Entity\Query\QueryBase::getClass0 N/A% 30 29.4% 13 13.4% 0 N/A% 0 N/A%
Drupal\Core\DependencyInjection\ClassResolver::getInstanceFromDefinition0 N/A% 3 2.9% 3 3.1% 0 N/A% 0 N/A%
Drupal\Core\Template\TwigEnvironment::loadTemplate0 N/A% 2 2.0% 5 5.2% 0 N/A% 0 N/A%
Drupal\Core\DrupalKernel::initializeContainer0 N/A% 1 1.0% 0 0.0% 0 N/A% 0 N/A%
file_stream_wrapper_get_instance_by_scheme0 N/A% 0 0.0% -1 -1.0% 0 N/A% 0 N/A%
Drupal\Core\Entity\EntityManager::getDefinition0 N/A% 0 0.0% -6 -6.2% 0 N/A% 0 N/A%
Child function
spl_autoload_call0 N/A% 98 96.1% 103 106.2% 0 N/A% 0 N/A%