Diff Report
Run #5394e21e9bd45: XHProf Run (Namespace=drupal-perf-joelpittet)
vs.
Run #5394e2ae29e1b: XHProf Run (Namespace=drupal-perf-joelpittet)
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Regression/Improvement summary for class_exists

class_existsRun #5394e21e9bd45Run #5394e2ae29e1bDiffDiff%
Number of Function Calls1,633 1,633 0 0.0%
Incl. Wall Time (microsec)79,849 79,142 -707 -0.9%
Incl. Wall Time (microsec) per call 49 48 -0 -0.9%
Excl. Wall Time (microsec)2,007 2,010 3 0.1%
Incl. CPU (microsecs)80,873 80,191 -682 -0.8%
Incl. CPU (microsecs) per call 50 49 -0 -0.8%
Excl. CPU (microsec)2,960 2,996 36 1.2%
Incl. MemUse (bytes)10,314,920 10,314,920 0 0.0%
Incl. MemUse (bytes) per call 6,317 6,317 0 0.0%
Excl. MemUse (bytes)9,136 9,136 0 0.0%
Incl. PeakMemUse (bytes)8,907,144 8,907,144 0 0.0%
Incl. PeakMemUse (bytes) per call 5,454 5,454 0 0.0%
Excl. PeakMemUse (bytes)10,928 10,928 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% -707 -20.6% -682 -17.8% 0 N/A% 0 N/A%
Exclusive Metrics Diff for Current Function3 0.4% 36 5.3% 0 N/A% 0 N/A%
Parent functions
Drupal\Component\Plugin\Factory\DefaultFactory::getPluginClass0 N/A% 31 4.4% 35 5.1% 0 N/A% 0 N/A%
Drupal\Core\Database\Connection::getDriverClass0 N/A% 78 11.0% 77 11.3% 0 N/A% 0 N/A%
Drupal\Core\DependencyInjection\ClassResolver::getInstanceFromDefinition0 N/A% -30 -4.2% -28 -4.1% 0 N/A% 0 N/A%
Drupal\Core\DrupalKernel::initializeContainer0 N/A% 0 0.0% 1 0.1% 0 N/A% 0 N/A%
Drupal\Core\Entity\EntityManager::getDefinition0 N/A% -81 -11.5% -47 -6.9% 0 N/A% 0 N/A%
Drupal\Core\Entity\EntityType::hasControllerClass0 N/A% -55 -7.8% -58 -8.5% 0 N/A% 0 N/A%
Drupal\Core\Entity\Query\QueryBase::getClass0 N/A% -575 -81.3% -580 -85.0% 0 N/A% 0 N/A%
Drupal\Core\Form\FormBuilder::getFormId0 N/A% -73 -10.3% -74 -10.9% 0 N/A% 0 N/A%
Drupal\Core\Template\TwigEnvironment::loadTemplate0 N/A% -2 -0.3% -6 -0.9% 0 N/A% 0 N/A%
file_stream_wrapper_get_instance_by_scheme0 N/A% 0 0.0% -1 -0.1% 0 N/A% 0 N/A%
file_stream_wrapper_get_instance_by_uri0 N/A% 0 0.0% -1 -0.1% 0 N/A% 0 N/A%
Child function
spl_autoload_call0 N/A% -710 -100.4% -718 -105.3% 0 N/A% 0 N/A%