Diff Report
Run #539fd2109980d: XHProf Run (Namespace=drupal-perf-joelpittet)
vs.
Run #539fd0a78f1b7: XHProf Run (Namespace=drupal-perf-joelpittet)
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Regression/Improvement summary for class_exists

class_existsRun #539fd2109980dRun #539fd0a78f1b7DiffDiff%
Number of Function Calls2,494 2,494 0 0.0%
Incl. Wall Time (microsec)102,080 101,538 -542 -0.5%
Incl. Wall Time (microsec) per call 41 41 -0 -0.5%
Excl. Wall Time (microsec)3,444 3,376 -68 -2.0%
Incl. CPU (microsecs)104,259 103,724 -535 -0.5%
Incl. CPU (microsecs) per call 42 42 -0 -0.5%
Excl. CPU (microsec)5,527 5,446 -81 -1.5%
Incl. MemUse (bytes)10,567,264 10,567,264 0 0.0%
Incl. MemUse (bytes) per call 4,237 4,237 0 0.0%
Excl. MemUse (bytes)9,920 9,920 0 0.0%
Incl. PeakMemUse (bytes)8,670,320 8,670,320 0 0.0%
Incl. PeakMemUse (bytes) per call 3,476 3,476 0 0.0%
Excl. PeakMemUse (bytes)11,984 11,984 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% -542 -8.0% -535 -8.6% 0 N/A% 0 N/A%
Exclusive Metrics Diff for Current Function-68 -12.5% -81 -15.1% 0 N/A% 0 N/A%
Parent functions
Drupal\Component\Plugin\Factory\DefaultFactory::getPluginClass0 N/A% -2,705 -499.1% -2,670 -499.1% 0 N/A% 0 N/A%
Drupal\Core\Entity\EntityType::hasControllerClass0 N/A% 1,914 353.1% 1,921 359.1% 0 N/A% 0 N/A%
Drupal\Core\Entity\EntityManager::getDefinition0 N/A% 1,047 193.2% 1,041 194.6% 0 N/A% 0 N/A%
Drupal\Core\Entity\Query\QueryBase::getClass0 N/A% -891 -164.4% -898 -167.9% 0 N/A% 0 N/A%
Drupal\Core\Database\Connection::getDriverClass0 N/A% 846 156.1% 839 156.8% 0 N/A% 0 N/A%
Drupal\Core\Form\FormBuilder::getFormId0 N/A% -654 -120.7% -655 -122.4% 0 N/A% 0 N/A%
Drupal\Core\DependencyInjection\ClassResolver::getInstanceFromDefinition0 N/A% -108 -19.9% -110 -20.6% 0 N/A% 0 N/A%
Drupal\Core\Template\TwigEnvironment::loadTemplate0 N/A% 6 1.1% -9 -1.7% 0 N/A% 0 N/A%
file_stream_wrapper_get_instance_by_scheme0 N/A% 2 0.4% 6 1.1% 0 N/A% 0 N/A%
Drupal\Core\DrupalKernel::initializeContainer0 N/A% 1 0.2% 0 0.0% 0 N/A% 0 N/A%
file_stream_wrapper_valid_scheme0 N/A% 0 0.0% 0 0.0% 0 N/A% 0 N/A%
file_stream_wrapper_get_instance_by_uri0 N/A% 0 0.0% 0 0.0% 0 N/A% 0 N/A%
Child function
spl_autoload_call0 N/A% -474 -87.5% -454 -84.9% 0 N/A% 0 N/A%