Diff Report
Run #5394e21e9bd45: XHProf Run (Namespace=drupal-perf-joelpittet)
vs.
Run #5394e33e8d847: XHProf Run (Namespace=drupal-perf-joelpittet)
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Regression/Improvement summary for class_exists

class_existsRun #5394e21e9bd45Run #5394e33e8d847DiffDiff%
Number of Function Calls1,633 1,633 0 0.0%
Incl. Wall Time (microsec)79,849 78,886 -963 -1.2%
Incl. Wall Time (microsec) per call 49 48 -1 -1.2%
Excl. Wall Time (microsec)2,007 2,008 1 0.0%
Incl. CPU (microsecs)80,873 79,943 -930 -1.1%
Incl. CPU (microsecs) per call 50 49 -1 -1.1%
Excl. CPU (microsec)2,960 2,974 14 0.5%
Incl. MemUse (bytes)10,314,920 10,315,352 432 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 8,896,728 -10,416 -0.1%
Incl. PeakMemUse (bytes) per call 5,454 5,448 -6 -0.1%
Excl. PeakMemUse (bytes)10,928 10,784 -144 -1.3%

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% -963 -221.9% -930 -102.4% 432 163.6% -10,416 -1103.4%
Exclusive Metrics Diff for Current Function1 0.1% 14 1.5% 0 0.0% -144 -1.4%
Parent functions
Drupal\Core\Entity\Query\QueryBase::getClass0 N/A% -592 -61.5% -592 -63.7% -80 -18.5% -11,624 -111.6%
Drupal\Component\Plugin\Factory\DefaultFactory::getPluginClass0 N/A% -551 -57.2% -545 -58.6% 96 22.2% 1,512 14.5%
Drupal\Core\Entity\EntityType::hasControllerClass0 N/A% 401 41.6% 401 43.1% 248 57.4% 64 0.6%
Drupal\Core\Entity\EntityManager::getDefinition0 N/A% -191 -19.8% -156 -16.8% 304 70.4% 0 0.0%
Drupal\Core\DependencyInjection\ClassResolver::getInstanceFromDefinition0 N/A% -35 -3.6% -34 -3.7% 0 0.0% 0 0.0%
Drupal\Core\Form\FormBuilder::getFormId0 N/A% 5 0.5% 5 0.5% -64 -14.8% -128 -1.2%
Drupal\Core\Template\TwigEnvironment::loadTemplate0 N/A% -2 -0.2% -8 -0.9% 0 0.0% 0 0.0%
Drupal\Core\DrupalKernel::initializeContainer0 N/A% 1 0.1% 2 0.2% 0 0.0% 0 0.0%
file_stream_wrapper_get_instance_by_uri0 N/A% 1 0.1% 0 0.0% 0 0.0% 0 0.0%
Drupal\Core\Database\Connection::getDriverClass0 N/A% 0 0.0% -2 -0.2% -72 -16.7% -240 -2.3%
file_stream_wrapper_get_instance_by_scheme0 N/A% 0 0.0% -1 -0.1% 0 0.0% 0 0.0%
Child function
spl_autoload_call0 N/A% -964 -100.1% -944 -101.5% 432 100.0% -10,272 -98.6%