Diff Report
Run #52e436ce9c71d: XHProf Run (Namespace=drupal-perf-drupalcon)
vs.
Run #52e43719571bf: XHProf Run (Namespace=drupal-perf-drupalcon)
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Regression/Improvement summary for class_exists

class_existsRun #52e436ce9c71dRun #52e43719571bfDiffDiff%
Number of Function Calls223 223 0 0.0%
Incl. Wall Time (microsec)6,020 6,033 13 0.2%
Incl. Wall Time (microsec) per call 27 27 0 0.2%
Excl. Wall Time (microsec)412 411 -1 -0.2%
Incl. CPU (microsecs)6,193 6,205 12 0.2%
Incl. CPU (microsecs) per call 28 28 0 0.2%
Excl. CPU (microsec)535 526 -9 -1.7%
Incl. MemUse (bytes)2,261,024 2,261,736 712 0.0%
Incl. MemUse (bytes) per call 10,139 10,142 3 0.0%
Excl. MemUse (bytes)-10,024 -10,024 0 0.0%
Incl. PeakMemUse (bytes)1,766,192 1,766,304 112 0.0%
Incl. PeakMemUse (bytes) per call 7,920 7,921 1 0.0%
Excl. PeakMemUse (bytes)12,912 12,976 64 0.5%

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% 13 1.1% 12 1.3% 712 56.3% 112 11.9%
Exclusive Metrics Diff for Current Function-1 -7.7% -9 -75.0% 0 0.0% 64 57.1%
Parent functions
Drupal\Component\Plugin\Factory\DefaultFactory::getPluginClass0 N/A% 19 146.2% 17 141.7% 0 0.0% 0 0.0%
Drupal\Core\Form\FormBuilder::getFormId0 N/A% 14 107.7% 12 100.0% 0 0.0% 40 35.7%
Drupal\Core\Entity\EntityType::hasControllerClass0 N/A% -13 -100.0% -13 -108.3% 568 79.8% 0 0.0%
Drupal\Core\Entity\EntityManager::getDefinition0 N/A% -10 -76.9% -4 -33.3% 136 19.1% 0 0.0%
Drupal\Core\Database\Connection::getDriverClass0 N/A% 8 61.5% 9 75.0% 0 0.0% 0 0.0%
Drupal\Core\Entity\Query\QueryBase::getClass0 N/A% -3 -23.1% -4 -33.3% 8 1.1% 72 64.3%
Drupal\Core\Template\TwigEnvironment::loadTemplate0 N/A% -1 -7.7% -2 -16.7% 0 0.0% 0 0.0%
Drupal\Core\Controller\ControllerResolver::createController0 N/A% -1 -7.7% -1 -8.3% 0 0.0% 0 0.0%
Drupal\Component\Datetime\DateTimePlus::intlDateFormatterExists0 N/A% 0 0.0% 0 0.0% 0 0.0% 0 0.0%
Drupal\Core\DrupalKernel::initializeContainer0 N/A% 0 0.0% 1 8.3% 0 0.0% 0 0.0%
file_stream_wrapper_get_instance_by_scheme0 N/A% 0 0.0% -1 -8.3% 0 0.0% 0 0.0%
_drupal_simpletest_conf_path0 N/A% 0 0.0% -2 -16.7% 0 0.0% 0 0.0%
Child function
Symfony\Component\ClassLoader\ApcClassLoader::loadClass0 N/A% 14 107.7% 21 175.0% 712 100.0% 48 42.9%