Diff Report
Run #52e6fca507bc1: XHProf Run (Namespace=drupal-perf-joelpittet)
vs.
Run #52e6fc5cc809e: XHProf Run (Namespace=drupal-perf-joelpittet)
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Regression/Improvement summary for class_exists

class_existsRun #52e6fca507bc1Run #52e6fc5cc809eDiffDiff%
Number of Function Calls162 162 0 0.0%
Incl. Wall Time (microsec)30,076 30,717 641 2.1%
Incl. Wall Time (microsec) per call 186 190 4 2.1%
Excl. Wall Time (microsec)339 346 7 2.1%
Incl. CPU (microsecs)30,226 30,871 645 2.1%
Incl. CPU (microsecs) per call 187 191 4 2.1%
Excl. CPU (microsec)448 451 3 0.7%
Incl. MemUse (bytes)3,964,552 3,964,552 0 0.0%
Incl. MemUse (bytes) per call 24,473 24,473 0 0.0%
Excl. MemUse (bytes)9,936 9,936 0 0.0%
Incl. PeakMemUse (bytes)3,787,088 3,787,088 0 0.0%
Incl. PeakMemUse (bytes) per call 23,377 23,377 0 0.0%
Excl. PeakMemUse (bytes)8,680 8,680 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% 641 147.4% 645 860.0% 0 N/A% 0 N/A%
Exclusive Metrics Diff for Current Function7 1.1% 3 0.5% 0 N/A% 0 N/A%
Parent functions
Drupal\Core\Entity\EntityType::hasControllerClass0 N/A% 349 54.4% 342 53.0% 0 N/A% 0 N/A%
Drupal\Core\Entity\EntityManager::getDefinition0 N/A% 121 18.9% 124 19.2% 0 N/A% 0 N/A%
Drupal\Core\Form\FormBuilder::getFormId0 N/A% 104 16.2% 103 16.0% 0 N/A% 0 N/A%
Drupal\Core\Entity\Query\QueryBase::getClass0 N/A% 35 5.5% 38 5.9% 0 N/A% 0 N/A%
Drupal\Core\Controller\ControllerResolver::createController0 N/A% 33 5.1% 33 5.1% 0 N/A% 0 N/A%
Drupal\Core\Database\Connection::getDriverClass0 N/A% -3 -0.5% -3 -0.5% 0 N/A% 0 N/A%
file_stream_wrapper_get_instance_by_scheme0 N/A% 1 0.2% 1 0.2% 0 N/A% 0 N/A%
Drupal\Component\Plugin\Factory\DefaultFactory::getPluginClass0 N/A% 1 0.2% 6 0.9% 0 N/A% 0 N/A%
Drupal\Core\Template\TwigEnvironment::loadTemplate0 N/A% 0 0.0% 2 0.3% 0 N/A% 0 N/A%
Drupal\Core\DrupalKernel::initializeContainer0 N/A% 0 0.0% -2 -0.3% 0 N/A% 0 N/A%
Drupal\Component\Datetime\DateTimePlus::intlDateFormatterExists0 N/A% 0 0.0% 2 0.3% 0 N/A% 0 N/A%
_drupal_simpletest_conf_path0 N/A% 0 0.0% -1 -0.2% 0 N/A% 0 N/A%
Child function
spl_autoload_call0 N/A% 634 98.9% 642 99.5% 0 N/A% 0 N/A%