Diff Report
Run #52e4a1c03557c: XHProf Run (Namespace=drupal-perf-drupalcon)
vs.
Run #52e4a222581ef: XHProf Run (Namespace=drupal-perf-drupalcon)
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Regression/Improvement summary for class_exists

class_existsRun #52e4a1c03557cRun #52e4a222581efDiffDiff%
Number of Function Calls109 110 1 0.9%
Incl. Wall Time (microsec)5,040 5,005 -35 -0.7%
Incl. Wall Time (microsec) per call 46 46 -1 -1.6%
Excl. Wall Time (microsec)243 242 -1 -0.4%
Incl. CPU (microsecs)5,122 5,089 -33 -0.6%
Incl. CPU (microsecs) per call 47 46 -1 -1.5%
Excl. CPU (microsec)292 292 0 0.0%
Incl. MemUse (bytes)1,899,984 1,895,904 -4,080 -0.2%
Incl. MemUse (bytes) per call 17,431 17,235 -196 -1.1%
Excl. MemUse (bytes)-4,104 -4,104 0 0.0%
Incl. PeakMemUse (bytes)1,584,032 1,589,832 5,800 0.4%
Incl. PeakMemUse (bytes) per call 14,532 14,453 -79 -0.5%
Excl. PeakMemUse (bytes)10,720 10,776 56 0.5%

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_exists1 100.0% -35 -7.1% -33 -15.6% -4,080 -15.9% 5,800 21.9%
Exclusive Metrics Diff for Current Function-1 -2.9% 0 0.0% 0 0.0% 56 1.0%
Parent functions
Drupal\Component\Plugin\Factory\DefaultFactory::getPluginClass0 0.0% 32 91.4% 32 97.0% -4,096 -100.4% -3,592 -61.9%
Drupal\Core\Entity\EntityType::hasControllerClass0 0.0% -81 -231.4% -78 -236.4% 16 0.4% -12,248 -211.2%
Drupal\Component\Datetime\DateTimePlus::intlDateFormatterExists0 0.0% 0 0.0% 0 0.0% 0 0.0% 0 0.0%
Drupal\Core\Template\TwigEnvironment::loadTemplate1 100.0% 0 0.0% 3 9.1% 0 0.0% 0 0.0%
Drupal\Core\Entity\Query\QueryBase::getClass0 0.0% 0 0.0% 1 3.0% 0 0.0% 32 0.6%
Drupal\Core\Form\FormBuilder::getFormId0 0.0% -2 -5.7% -4 -12.1% 0 0.0% 0 0.0%
Drupal\Core\Controller\ControllerResolver::createController0 0.0% 2 5.7% -2 -6.1% 0 0.0% 0 0.0%
Drupal\Core\DrupalKernel::initializeContainer0 0.0% 0 0.0% 1 3.0% 0 0.0% 0 0.0%
file_stream_wrapper_get_instance_by_scheme0 0.0% 0 0.0% 1 3.0% 0 0.0% 0 0.0%
Drupal\Core\Entity\EntityManager::getDefinition0 0.0% -40 -114.3% -40 -121.2% 0 0.0% 21,608 372.6%
_drupal_simpletest_conf_path0 0.0% 0 0.0% -1 -3.0% 0 0.0% 0 0.0%
Drupal\Core\Database\Connection::getDriverClass0 0.0% 54 154.3% 54 163.6% 0 0.0% 0 0.0%
Child function
Symfony\Component\ClassLoader\ApcClassLoader::loadClass0 N/A% -34 -97.1% -33 -100.0% -4,080 -100.0% 5,744 99.0%