Diff Report
Run #531ee626b79e4: XHProf Run (Namespace=drupal-perf-cottser)
vs.
Run #531ee5f3237b0: XHProf Run (Namespace=drupal-perf-cottser)
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Regression/Improvement summary for class_exists

class_existsRun #531ee626b79e4Run #531ee5f3237b0DiffDiff%
Number of Function Calls249 249 0 0.0%
Incl. Wall Time (microsec)20,269 20,345 76 0.4%
Incl. Wall Time (microsec) per call 81 82 0 0.4%
Excl. Wall Time (microsec)396 393 -3 -0.8%
Incl. CPU (microsecs)20,425 20,488 63 0.3%
Incl. CPU (microsecs) per call 82 82 0 0.3%
Excl. CPU (microsec)511 505 -6 -1.2%
Incl. MemUse (bytes)4,141,912 4,141,912 0 0.0%
Incl. MemUse (bytes) per call 16,634 16,634 0 0.0%
Excl. MemUse (bytes)-1,192 -1,192 0 0.0%
Incl. PeakMemUse (bytes)3,894,896 3,894,896 0 0.0%
Incl. PeakMemUse (bytes) per call 15,642 15,642 0 0.0%
Excl. PeakMemUse (bytes)8,776 8,776 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% 76 53.5% 63 17.7% 0 N/A% 0 N/A%
Exclusive Metrics Diff for Current Function-3 -3.9% -6 -9.5% 0 N/A% 0 N/A%
Parent functions
Drupal\Core\Entity\EntityType::hasControllerClass0 N/A% 82 107.9% 81 128.6% 0 N/A% 0 N/A%
Drupal\Core\Entity\EntityManager::getDefinition0 N/A% -45 -59.2% -62 -98.4% 0 N/A% 0 N/A%
Drupal\Component\Plugin\Factory\DefaultFactory::getPluginClass0 N/A% 33 43.4% 34 54.0% 0 N/A% 0 N/A%
Drupal\Core\Controller\ControllerResolver::createController0 N/A% -22 -28.9% -23 -36.5% 0 N/A% 0 N/A%
Drupal\Core\Entity\Query\QueryBase::getClass0 N/A% 21 27.6% 19 30.2% 0 N/A% 0 N/A%
Drupal\Core\Database\Connection::getDriverClass0 N/A% 6 7.9% 5 7.9% 0 N/A% 0 N/A%
Drupal\Core\Form\FormBuilder::getFormId0 N/A% 2 2.6% 1 1.6% 0 N/A% 0 N/A%
Drupal\Component\Datetime\DateTimePlus::intlDateFormatterExists0 N/A% -1 -1.3% -2 -3.2% 0 N/A% 0 N/A%
Drupal\Core\Template\TwigEnvironment::loadTemplate0 N/A% 0 0.0% 1 1.6% 0 N/A% 0 N/A%
file_stream_wrapper_valid_scheme0 N/A% 0 0.0% 2 3.2% 0 N/A% 0 N/A%
Drupal\Core\ImageToolkit\ImageToolkitManager::getDefaultToolkitId0 N/A% 0 0.0% 2 3.2% 0 N/A% 0 N/A%
Drupal\Core\DrupalKernel::initializeContainer0 N/A% 0 0.0% 2 3.2% 0 N/A% 0 N/A%
file_stream_wrapper_get_instance_by_scheme0 N/A% 0 0.0% 1 1.6% 0 N/A% 0 N/A%
file_stream_wrapper_get_instance_by_uri0 N/A% 0 0.0% 2 3.2% 0 N/A% 0 N/A%
Child function
Symfony\Component\ClassLoader\ApcClassLoader::loadClass0 N/A% 79 103.9% 69 109.5% 0 N/A% 0 N/A%