Diff Report
Run #523f01e38fa84: XHProf Run (Namespace=drupal-perf-joelpittet)
vs.
Run #523f01900df5c: XHProf Run (Namespace=drupal-perf-joelpittet)
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Regression/Improvement summary for class_exists

class_existsRun #523f01e38fa84Run #523f01900df5cDiffDiff%
Number of Function Calls79 79 0 0.0%
Incl. Wall Time (microsec)39,170 38,252 -918 -2.3%
Incl. Wall Time (microsec) per call 496 484 -12 -2.3%
Excl. Wall Time (microsec)276 273 -3 -1.1%
Incl. CPU (microsecs)39,272 38,338 -934 -2.4%
Incl. CPU (microsecs) per call 497 485 -12 -2.4%
Excl. CPU (microsec)334 312 -22 -6.6%
Incl. MemUse (bytes)5,471,416 5,471,416 0 0.0%
Incl. MemUse (bytes) per call 69,258 69,258 0 0.0%
Excl. MemUse (bytes)-6,704 -6,704 0 0.0%
Incl. PeakMemUse (bytes)4,635,432 4,635,432 0 0.0%
Incl. PeakMemUse (bytes) per call 58,676 58,676 0 0.0%
Excl. PeakMemUse (bytes)6,280 6,280 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% -918 -270.0% -934 -23.1% 0 N/A% 0 N/A%
Exclusive Metrics Diff for Current Function-3 -0.3% -22 -2.4% 0 N/A% 0 N/A%
Parent functions
Drupal\Component\Plugin\Factory\DefaultFactory::getPluginClass0 N/A% -714 -77.8% -723 -77.4% 0 N/A% 0 N/A%
Drupal\Core\Entity\EntityManager::getControllerClass0 N/A% -126 -13.7% -130 -13.9% 0 N/A% 0 N/A%
Drupal\Core\Database\Connection::getDriverClass0 N/A% -60 -6.5% -60 -6.4% 0 N/A% 0 N/A%
Drupal\Core\Controller\ControllerResolver::createController0 N/A% -17 -1.9% -16 -1.7% 0 N/A% 0 N/A%
Drupal\Core\Config\Context\ConfigContextFactory::get0 N/A% -1 -0.1% -1 -0.1% 0 N/A% 0 N/A%
file_stream_wrapper_get_instance_by_scheme0 N/A% -1 -0.1% 0 0.0% 0 N/A% 0 N/A%
Drupal\Core\DrupalKernel::initializeContainer0 N/A% 1 0.1% 0 0.0% 0 N/A% 0 N/A%
Doctrine\Common\Annotations\DocParser::classExists0 N/A% 0 0.0% -4 -0.4% 0 N/A% 0 N/A%
Drupal\Component\Datetime\DateTimePlus::intlDateFormatterExists0 N/A% 0 0.0% 1 0.1% 0 N/A% 0 N/A%
Drupal\Core\Template\TwigEnvironment::loadTemplate0 N/A% 0 0.0% 1 0.1% 0 N/A% 0 N/A%
_drupal_simpletest_conf_path0 N/A% 0 0.0% -2 -0.2% 0 N/A% 0 N/A%
Child function
Composer\Autoload\ClassLoader::loadClass0 N/A% -915 -99.7% -912 -97.6% 0 N/A% 0 N/A%