Diff Report
Run #52f5cb9d4924f: XHProf Run (Namespace=drupal-perf-cottser)
vs.
Run #52f5cb0964fa0: XHProf Run (Namespace=drupal-perf-cottser)
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Regression/Improvement summary for class_exists

class_existsRun #52f5cb9d4924fRun #52f5cb0964fa0DiffDiff%
Number of Function Calls191 191 0 0.0%
Incl. Wall Time (microsec)19,146 19,150 4 0.0%
Incl. Wall Time (microsec) per call 100 100 0 0.0%
Excl. Wall Time (microsec)379 383 4 1.1%
Incl. CPU (microsecs)19,288 19,296 8 0.0%
Incl. CPU (microsecs) per call 101 101 0 0.0%
Excl. CPU (microsec)478 482 4 0.8%
Incl. MemUse (bytes)4,334,880 4,334,880 0 0.0%
Incl. MemUse (bytes) per call 22,696 22,696 0 0.0%
Excl. MemUse (bytes)-8,080 -8,080 0 0.0%
Incl. PeakMemUse (bytes)4,125,760 4,125,760 0 0.0%
Incl. PeakMemUse (bytes) per call 21,601 21,601 0 0.0%
Excl. PeakMemUse (bytes)13,736 13,736 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% 4 0.8% 8 1.9% 0 N/A% 0 N/A%
Exclusive Metrics Diff for Current Function4 100.0% 4 50.0% 0 N/A% 0 N/A%
Parent functions
Drupal\Core\Form\FormBuilder::getFormId0 N/A% -19 -475.0% -21 -262.5% 0 N/A% 0 N/A%
Drupal\Core\Entity\EntityManager::getDefinition0 N/A% 13 325.0% 5 62.5% 0 N/A% 0 N/A%
Drupal\Core\Entity\EntityType::hasControllerClass0 N/A% 12 300.0% 12 150.0% 0 N/A% 0 N/A%
Drupal\Component\Plugin\Factory\DefaultFactory::getPluginClass0 N/A% -8 -200.0% -5 -62.5% 0 N/A% 0 N/A%
Drupal\Core\Database\Connection::getDriverClass0 N/A% 5 125.0% 6 75.0% 0 N/A% 0 N/A%
Drupal\Core\Controller\ControllerResolver::createController0 N/A% 1 25.0% 3 37.5% 0 N/A% 0 N/A%
Drupal\Core\Entity\Query\QueryBase::getClass0 N/A% 0 0.0% 0 0.0% 0 N/A% 0 N/A%
Drupal\Core\DrupalKernel::initializeContainer0 N/A% 0 0.0% 1 12.5% 0 N/A% 0 N/A%
Drupal\Core\Template\TwigEnvironment::loadTemplate0 N/A% 0 0.0% 8 100.0% 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% 1 12.5% 0 N/A% 0 N/A%
_drupal_simpletest_conf_path0 N/A% 0 0.0% -2 -25.0% 0 N/A% 0 N/A%
Child function
Symfony\Component\ClassLoader\ApcClassLoader::loadClass0 N/A% 0 0.0% 4 50.0% 0 N/A% 0 N/A%