Diff Report
Run #526a239923027: XHProf Run (Namespace=drupal-perf-joelpittet)
vs.
Run #526a23ef211f9: XHProf Run (Namespace=drupal-perf-joelpittet)
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Regression/Improvement summary for class_exists

class_existsRun #526a239923027Run #526a23ef211f9DiffDiff%
Number of Function Calls44 44 0 0.0%
Incl. Wall Time (microsec)5,208 5,770 562 10.8%
Incl. Wall Time (microsec) per call 118 131 13 10.8%
Excl. Wall Time (microsec)121 127 6 5.0%
Incl. CPU (microsecs)5,269 5,822 553 10.5%
Incl. CPU (microsecs) per call 120 132 13 10.5%
Excl. CPU (microsec)170 164 -6 -3.5%
Incl. MemUse (bytes)665,248 665,248 0 0.0%
Incl. MemUse (bytes) per call 15,119 15,119 0 0.0%
Excl. MemUse (bytes)5,368 5,368 0 0.0%
Incl. PeakMemUse (bytes)484,352 484,352 0 0.0%
Incl. PeakMemUse (bytes) per call 11,008 11,008 0 0.0%
Excl. PeakMemUse (bytes)8,064 8,064 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% 562 59.5% 553 37.6% 0 N/A% 0 N/A%
Exclusive Metrics Diff for Current Function6 1.1% -6 -1.1% 0 N/A% 0 N/A%
Parent functions
Drupal\Core\Entity\EntityManager::getControllerClass0 N/A% 535 95.2% 528 95.5% 0 N/A% 0 N/A%
Drupal\Core\Database\Connection::getDriverClass0 N/A% 50 8.9% 50 9.0% 0 N/A% 0 N/A%
Drupal\Core\Entity\Query\QueryBase::getClass0 N/A% -30 -5.3% -31 -5.6% 0 N/A% 0 N/A%
Drupal\Core\Config\Context\ConfigContextFactory::get0 N/A% 11 2.0% 11 2.0% 0 N/A% 0 N/A%
Drupal\Core\Template\TwigEnvironment::loadTemplate0 N/A% -3 -0.5% -4 -0.7% 0 N/A% 0 N/A%
Drupal\Component\Plugin\Factory\DefaultFactory::getPluginClass0 N/A% -2 -0.4% -3 -0.5% 0 N/A% 0 N/A%
file_stream_wrapper_get_instance_by_uri0 N/A% -1 -0.2% 0 0.0% 0 N/A% 0 N/A%
Drupal\Core\Controller\ControllerResolver::createController0 N/A% 1 0.2% 2 0.4% 0 N/A% 0 N/A%
Drupal\Core\ImageToolkit\ImageToolkitManager::getDefaultToolkit0 N/A% -1 -0.2% -3 -0.5% 0 N/A% 0 N/A%
_drupal_simpletest_conf_path0 N/A% 1 0.2% 2 0.4% 0 N/A% 0 N/A%
Drupal\Core\DrupalKernel::initializeContainer0 N/A% 1 0.2% 1 0.2% 0 N/A% 0 N/A%
Drupal\Component\Datetime\DateTimePlus::intlDateFormatterExists0 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% 0 0.0% 0 N/A% 0 N/A%
Child function
Composer\Autoload\ClassLoader::loadClass0 N/A% 556 98.9% 559 101.1% 0 N/A% 0 N/A%