Diff Report
Run #52d4b18f32fb6: XHProf Run (Namespace=drupal-perf-cottser)
vs.
Run #52d4b1d6bf728: XHProf Run (Namespace=drupal-perf-cottser)
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Regression/Improvement summary for class_exists

class_existsRun #52d4b18f32fb6Run #52d4b1d6bf728DiffDiff%
Number of Function Calls55 55 0 0.0%
Incl. Wall Time (microsec)6,164 6,098 -66 -1.1%
Incl. Wall Time (microsec) per call 112 111 -1 -1.1%
Excl. Wall Time (microsec)153 159 6 3.9%
Incl. CPU (microsecs)6,218 6,146 -72 -1.2%
Incl. CPU (microsecs) per call 113 112 -1 -1.2%
Excl. CPU (microsec)179 175 -4 -2.2%
Incl. MemUse (bytes)905,320 905,320 0 0.0%
Incl. MemUse (bytes) per call 16,460 16,460 0 0.0%
Excl. MemUse (bytes)160 160 0 0.0%
Incl. PeakMemUse (bytes)777,368 777,368 0 0.0%
Incl. PeakMemUse (bytes) per call 14,134 14,134 0 0.0%
Excl. PeakMemUse (bytes)9,632 9,632 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% -66 -57.9% -72 -167.4% 0 0.0% 0 0.0%
Exclusive Metrics Diff for Current Function6 9.1% -4 -5.6% 0 N/A% 0 N/A%
Parent functions
Drupal\Core\Entity\EntityManager::getControllerClass0 N/A% -42 -63.6% -48 -66.7% 0 N/A% 0 N/A%
Drupal\Component\Plugin\Factory\DefaultFactory::getPluginClass0 N/A% -41 -62.1% -40 -55.6% 0 N/A% 0 N/A%
Drupal\Core\Form\FormBuilder::getFormId0 N/A% 22 33.3% 23 31.9% 0 N/A% 0 N/A%
Drupal\Core\Entity\Query\QueryBase::getClass0 N/A% -6 -9.1% -3 -4.2% 0 N/A% 0 N/A%
Drupal\Component\Datetime\DateTimePlus::intlDateFormatterExists0 N/A% 2 3.0% 2 2.8% 0 N/A% 0 N/A%
Drupal\Core\Database\Connection::getDriverClass0 N/A% -2 -3.0% -4 -5.6% 0 N/A% 0 N/A%
Drupal\Core\Database\Query\Select::extend0 N/A% 1 1.5% -1 -1.4% 0 N/A% 0 N/A%
Drupal\Core\Controller\ControllerResolver::createController0 N/A% 0 0.0% 1 1.4% 0 N/A% 0 N/A%
Drupal\Core\DrupalKernel::initializeContainer0 N/A% 0 0.0% 0 0.0% 0 N/A% 0 N/A%
file_stream_wrapper_get_instance_by_scheme0 N/A% 0 0.0% 1 1.4% 0 N/A% 0 N/A%
_drupal_simpletest_conf_path0 N/A% 0 0.0% 0 0.0% 0 N/A% 0 N/A%
Drupal\Core\Template\TwigEnvironment::loadTemplate0 N/A% 0 0.0% -3 -4.2% 0 N/A% 0 N/A%
Child function
Composer\Autoload\ClassLoader::loadClass0 N/A% -72 -109.1% -68 -94.4% 0 N/A% 0 N/A%