Diff Report
Run #52f5c0f4ebbb2: XHProf Run (Namespace=drupal-perf-cottser)
vs.
Run #52f5c0b2e882a: XHProf Run (Namespace=drupal-perf-cottser)
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Regression/Improvement summary for class_exists

class_existsRun #52f5c0f4ebbb2Run #52f5c0b2e882aDiffDiff%
Number of Function Calls88 88 0 0.0%
Incl. Wall Time (microsec)13,405 13,490 85 0.6%
Incl. Wall Time (microsec) per call 152 153 1 0.6%
Excl. Wall Time (microsec)215 212 -3 -1.4%
Incl. CPU (microsecs)13,425 13,515 90 0.7%
Incl. CPU (microsecs) per call 153 154 1 0.7%
Excl. CPU (microsec)258 259 1 0.4%
Incl. MemUse (bytes)3,078,600 3,078,600 0 0.0%
Incl. MemUse (bytes) per call 34,984 34,984 0 0.0%
Excl. MemUse (bytes)-1,200 -1,200 0 0.0%
Incl. PeakMemUse (bytes)2,915,216 2,915,216 0 0.0%
Incl. PeakMemUse (bytes) per call 33,127 33,127 0 0.0%
Excl. PeakMemUse (bytes)10,000 10,000 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% 85 15.8% 90 16.9% 0 N/A% 0 N/A%
Exclusive Metrics Diff for Current Function-3 -3.5% 1 1.1% 0 N/A% 0 N/A%
Parent functions
Drupal\Core\Entity\EntityManager::getDefinition0 N/A% 81 95.3% 87 96.7% 0 N/A% 0 N/A%
Drupal\Core\Database\Connection::getDriverClass0 N/A% 25 29.4% 25 27.8% 0 N/A% 0 N/A%
Drupal\Component\Plugin\Factory\DefaultFactory::getPluginClass0 N/A% -24 -28.2% -20 -22.2% 0 N/A% 0 N/A%
Drupal\Core\Entity\Query\QueryBase::getClass0 N/A% 4 4.7% 3 3.3% 0 N/A% 0 N/A%
Drupal\Core\Form\FormBuilder::getFormId0 N/A% -2 -2.4% -2 -2.2% 0 N/A% 0 N/A%
Drupal\Component\Datetime\DateTimePlus::intlDateFormatterExists0 N/A% 1 1.2% 2 2.2% 0 N/A% 0 N/A%
Drupal\Core\Controller\ControllerResolver::createController0 N/A% 1 1.2% 0 0.0% 0 N/A% 0 N/A%
Drupal\Core\Entity\EntityType::hasControllerClass0 N/A% -1 -1.2% -6 -6.7% 0 N/A% 0 N/A%
Drupal\Core\DrupalKernel::initializeContainer0 N/A% 0 0.0% 0 0.0% 0 N/A% 0 N/A%
Drupal\Core\Template\TwigEnvironment::loadTemplate0 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 1.1% 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% 88 103.5% 89 98.9% 0 N/A% 0 N/A%