Diff Report
Run #538e3af7e977d: XHProf Run (Namespace=drupal-perf-cottser)
vs.
Run #538e3ac0de109: XHProf Run (Namespace=drupal-perf-cottser)
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Regression/Improvement summary for class_exists

class_existsRun #538e3af7e977dRun #538e3ac0de109DiffDiff%
Number of Function Calls590 590 0 0.0%
Incl. Wall Time (microsec)35,449 35,098 -351 -1.0%
Incl. Wall Time (microsec) per call 60 59 -1 -1.0%
Excl. Wall Time (microsec)699 724 25 3.6%
Incl. CPU (microsecs)35,888 35,481 -407 -1.1%
Incl. CPU (microsecs) per call 61 60 -1 -1.1%
Excl. CPU (microsec)1,080 1,047 -33 -3.1%
Incl. MemUse (bytes)5,426,832 5,426,832 0 0.0%
Incl. MemUse (bytes) per call 9,198 9,198 0 0.0%
Excl. MemUse (bytes)-9,456 -9,456 0 0.0%
Incl. PeakMemUse (bytes)5,075,264 5,075,264 0 0.0%
Incl. PeakMemUse (bytes) per call 8,602 8,602 0 0.0%
Excl. PeakMemUse (bytes)8,240 8,240 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% -351 -48.1% -407 -52.9% 0 N/A% 0 N/A%
Exclusive Metrics Diff for Current Function25 7.1% -33 -8.1% 0 N/A% 0 N/A%
Parent functions
Drupal\Core\Entity\EntityType::hasControllerClass0 N/A% -300 -85.5% -314 -77.1% 0 N/A% 0 N/A%
Drupal\Component\Plugin\Factory\DefaultFactory::getPluginClass0 N/A% -196 -55.8% -201 -49.4% 0 N/A% 0 N/A%
Drupal\Core\Form\FormBuilder::getFormId0 N/A% 115 32.8% 115 28.3% 0 N/A% 0 N/A%
Drupal\Core\Database\Connection::getDriverClass0 N/A% 74 21.1% 73 17.9% 0 N/A% 0 N/A%
Drupal\Core\Entity\EntityManager::getDefinition0 N/A% -62 -17.7% -102 -25.1% 0 N/A% 0 N/A%
Drupal\Core\Entity\Query\QueryBase::getClass0 N/A% 15 4.3% 19 4.7% 0 N/A% 0 N/A%
Drupal\Core\DependencyInjection\ClassResolver::getInstanceFromDefinition0 N/A% 3 0.9% 3 0.7% 0 N/A% 0 N/A%
file_stream_wrapper_get_instance_by_scheme0 N/A% 0 0.0% 1 0.2% 0 N/A% 0 N/A%
file_stream_wrapper_get_instance_by_uri0 N/A% 0 0.0% 2 0.5% 0 N/A% 0 N/A%
file_stream_wrapper_valid_scheme0 N/A% 0 0.0% -4 -1.0% 0 N/A% 0 N/A%
Drupal\Core\Template\TwigEnvironment::loadTemplate0 N/A% 0 0.0% 1 0.2% 0 N/A% 0 N/A%
Drupal\Core\DrupalKernel::initializeContainer0 N/A% 0 0.0% 0 0.0% 0 N/A% 0 N/A%
Child function
Composer\Autoload\ClassLoader::loadClass0 N/A% -376 -107.1% -374 -91.9% 0 N/A% 0 N/A%