Diff Report
Run #52e4189e0e4fe: XHProf Run (Namespace=drupal-perf-cottser)
vs.
Run #52e417f8e04a5: XHProf Run (Namespace=drupal-perf-cottser)
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Regression/Improvement summary for class_exists

class_existsRun #52e4189e0e4feRun #52e417f8e04a5DiffDiff%
Number of Function Calls357 357 0 0.0%
Incl. Wall Time (microsec)11,203 11,287 84 0.7%
Incl. Wall Time (microsec) per call 31 32 0 0.7%
Excl. Wall Time (microsec)456 457 1 0.2%
Incl. CPU (microsecs)11,447 11,526 79 0.7%
Incl. CPU (microsecs) per call 32 32 0 0.7%
Excl. CPU (microsec)659 656 -3 -0.5%
Incl. MemUse (bytes)1,949,504 1,949,504 0 0.0%
Incl. MemUse (bytes) per call 5,461 5,461 0 0.0%
Excl. MemUse (bytes)-4,320 -4,320 0 0.0%
Incl. PeakMemUse (bytes)1,547,256 1,547,256 0 0.0%
Incl. PeakMemUse (bytes) per call 4,334 4,334 0 0.0%
Excl. PeakMemUse (bytes)12,992 12,992 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% 84 22.7% 79 22.5% 0 N/A% 0 N/A%
Exclusive Metrics Diff for Current Function1 1.2% -3 -3.8% 0 N/A% 0 N/A%
Parent functions
Drupal\Core\Entity\EntityManager::getDefinition0 N/A% 85 101.2% 81 102.5% 0 N/A% 0 N/A%
Drupal\Core\Entity\EntityType::hasControllerClass0 N/A% -22 -26.2% -24 -30.4% 0 N/A% 0 N/A%
Drupal\Core\Database\Connection::getDriverClass0 N/A% 15 17.9% 17 21.5% 0 N/A% 0 N/A%
Drupal\Component\Plugin\Factory\DefaultFactory::getPluginClass0 N/A% 4 4.8% 4 5.1% 0 N/A% 0 N/A%
Drupal\Core\Database\Query\Select::extend0 N/A% 2 2.4% 2 2.5% 0 N/A% 0 N/A%
Drupal\Core\Entity\Query\QueryBase::getClass0 N/A% 1 1.2% 2 2.5% 0 N/A% 0 N/A%
Drupal\Core\Form\FormBuilder::getFormId0 N/A% -1 -1.2% -3 -3.8% 0 N/A% 0 N/A%
Drupal\Core\Template\TwigEnvironment::loadTemplate0 N/A% 0 0.0% 1 1.3% 0 N/A% 0 N/A%
Drupal\Component\Datetime\DateTimePlus::intlDateFormatterExists0 N/A% 0 0.0% -1 -1.3% 0 N/A% 0 N/A%
Drupal\Core\Controller\ControllerResolver::createController0 N/A% 0 0.0% 0 0.0% 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% 0 0.0% 0 N/A% 0 N/A%
_drupal_simpletest_conf_path0 N/A% 0 0.0% 0 0.0% 0 N/A% 0 N/A%
Child function
Composer\Autoload\ClassLoader::loadClass0 N/A% 83 98.8% 82 103.8% 0 N/A% 0 N/A%