Diff Report
Run #52d3e964b719c: XHProf Run (Namespace=drupal-perf-cottser)
vs.
Run #52d3e93cb560e: XHProf Run (Namespace=drupal-perf-cottser)
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Regression/Improvement summary for class_exists

class_existsRun #52d3e964b719cRun #52d3e93cb560eDiffDiff%
Number of Function Calls51 51 0 0.0%
Incl. Wall Time (microsec)6,161 6,176 15 0.2%
Incl. Wall Time (microsec) per call 121 121 0 0.2%
Excl. Wall Time (microsec)151 149 -2 -1.3%
Incl. CPU (microsecs)6,203 6,222 19 0.3%
Incl. CPU (microsecs) per call 122 122 0 0.3%
Excl. CPU (microsec)167 166 -1 -0.6%
Incl. MemUse (bytes)925,944 925,944 0 0.0%
Incl. MemUse (bytes) per call 18,156 18,156 0 0.0%
Excl. MemUse (bytes)-176 -176 0 0.0%
Incl. PeakMemUse (bytes)799,256 799,256 0 0.0%
Incl. PeakMemUse (bytes) per call 15,672 15,672 0 0.0%
Excl. PeakMemUse (bytes)9,944 9,944 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% 15 5.0% 19 6.7% 0 N/A% 0 N/A%
Exclusive Metrics Diff for Current Function-2 -13.3% -1 -5.3% 0 N/A% 0 N/A%
Parent functions
Drupal\Component\Plugin\Factory\DefaultFactory::getPluginClass0 N/A% 6 40.0% 6 31.6% 0 N/A% 0 N/A%
Drupal\Core\Form\FormBuilder::getFormId0 N/A% 4 26.7% 2 10.5% 0 N/A% 0 N/A%
Drupal\Core\Entity\EntityManager::getControllerClass0 N/A% 4 26.7% 5 26.3% 0 N/A% 0 N/A%
Drupal\Core\Controller\ControllerResolver::createController0 N/A% -3 -20.0% -4 -21.1% 0 N/A% 0 N/A%
Drupal\Core\Entity\Query\QueryBase::getClass0 N/A% 2 13.3% 3 15.8% 0 N/A% 0 N/A%
Drupal\Core\Database\Connection::getDriverClass0 N/A% 2 13.3% 3 15.8% 0 N/A% 0 N/A%
Drupal\Core\DrupalKernel::initializeContainer0 N/A% 0 0.0% -1 -5.3% 0 N/A% 0 N/A%
file_stream_wrapper_get_instance_by_scheme0 N/A% 0 0.0% -1 -5.3% 0 N/A% 0 N/A%
Drupal\Core\Template\TwigEnvironment::loadTemplate0 N/A% 0 0.0% 5 26.3% 0 N/A% 0 N/A%
_drupal_simpletest_conf_path0 N/A% 0 0.0% 1 5.3% 0 N/A% 0 N/A%
Drupal\Core\Database\Query\Select::extend0 N/A% 0 0.0% -1 -5.3% 0 N/A% 0 N/A%
Drupal\Component\Datetime\DateTimePlus::intlDateFormatterExists0 N/A% 0 0.0% 1 5.3% 0 N/A% 0 N/A%
Child function
Composer\Autoload\ClassLoader::loadClass0 N/A% 17 113.3% 20 105.3% 0 N/A% 0 N/A%