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

class_existsRun #52e417f8e04a5Run #52e4189e0e4feDiffDiff%
Number of Function Calls357 357 0 0.0%
Incl. Wall Time (microsec)11,287 11,203 -84 -0.7%
Incl. Wall Time (microsec) per call 32 31 -0 -0.7%
Excl. Wall Time (microsec)457 456 -1 -0.2%
Incl. CPU (microsecs)11,526 11,447 -79 -0.7%
Incl. CPU (microsecs) per call 32 32 -0 -0.7%
Excl. CPU (microsec)656 659 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 Function-1 -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%