Diff Report
Run #52e4a1c03557c: XHProf Run (Namespace=drupal-perf-drupalcon)
vs.
Run #52e4a1fd8a982: XHProf Run (Namespace=drupal-perf-drupalcon)
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Regression/Improvement summary for class_exists

class_existsRun #52e4a1c03557cRun #52e4a1fd8a982DiffDiff%
Number of Function Calls109 109 0 0.0%
Incl. Wall Time (microsec)5,040 5,097 57 1.1%
Incl. Wall Time (microsec) per call 46 47 1 1.1%
Excl. Wall Time (microsec)243 243 0 0.0%
Incl. CPU (microsecs)5,122 5,187 65 1.3%
Incl. CPU (microsecs) per call 47 48 1 1.3%
Excl. CPU (microsec)292 295 3 1.0%
Incl. MemUse (bytes)1,899,984 1,899,984 0 0.0%
Incl. MemUse (bytes) per call 17,431 17,431 0 0.0%
Excl. MemUse (bytes)-4,104 -4,104 0 0.0%
Incl. PeakMemUse (bytes)1,584,032 1,584,032 0 0.0%
Incl. PeakMemUse (bytes) per call 14,532 14,532 0 0.0%
Excl. PeakMemUse (bytes)10,720 10,720 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% 57 14.2% 65 17.4% 0 N/A% 0 N/A%
Exclusive Metrics Diff for Current Function0 0.0% 3 4.6% 0 N/A% 0 N/A%
Parent functions
Drupal\Core\Database\Connection::getDriverClass0 N/A% 95 166.7% 94 144.6% 0 N/A% 0 N/A%
Drupal\Core\Entity\EntityManager::getDefinition0 N/A% -64 -112.3% -61 -93.8% 0 N/A% 0 N/A%
Drupal\Core\Form\FormBuilder::getFormId0 N/A% 20 35.1% 20 30.8% 0 N/A% 0 N/A%
Drupal\Component\Plugin\Factory\DefaultFactory::getPluginClass0 N/A% 9 15.8% 10 15.4% 0 N/A% 0 N/A%
Drupal\Core\Controller\ControllerResolver::createController0 N/A% -2 -3.5% -3 -4.6% 0 N/A% 0 N/A%
Drupal\Core\Entity\EntityType::hasControllerClass0 N/A% -1 -1.8% 3 4.6% 0 N/A% 0 N/A%
Drupal\Core\Entity\Query\QueryBase::getClass0 N/A% 0 0.0% 1 1.5% 0 N/A% 0 N/A%
Drupal\Core\Template\TwigEnvironment::loadTemplate0 N/A% 0 0.0% 1 1.5% 0 N/A% 0 N/A%
Drupal\Component\Datetime\DateTimePlus::intlDateFormatterExists0 N/A% 0 0.0% -1 -1.5% 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% 1 1.5% 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
Symfony\Component\ClassLoader\ApcClassLoader::loadClass0 N/A% 57 100.0% 62 95.4% 0 N/A% 0 N/A%