Diff Report
Run #52d3e983be01d: XHProf Run (Namespace=drupal-perf-cottser)
vs.
Run #52d3e93cb560e: XHProf Run (Namespace=drupal-perf-cottser)
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Regression/Improvement summary for class_exists

class_existsRun #52d3e983be01dRun #52d3e93cb560eDiffDiff%
Number of Function Calls48 51 3 6.2%
Incl. Wall Time (microsec)6,329 6,176 -153 -2.4%
Incl. Wall Time (microsec) per call 132 121 -11 -8.2%
Excl. Wall Time (microsec)147 149 2 1.4%
Incl. CPU (microsecs)6,371 6,222 -149 -2.3%
Incl. CPU (microsecs) per call 133 122 -11 -8.1%
Excl. CPU (microsec)158 166 8 5.1%
Incl. MemUse (bytes)925,984 925,944 -40 -0.0%
Incl. MemUse (bytes) per call 19,291 18,156 -1,136 -5.9%
Excl. MemUse (bytes)-176 -176 0 0.0%
Incl. PeakMemUse (bytes)801,264 799,256 -2,008 -0.3%
Incl. PeakMemUse (bytes) per call 16,693 15,672 -1,021 -6.1%
Excl. PeakMemUse (bytes)9,952 9,944 -8 -0.1%

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_exists3 100.0% -153 -4.3% -149 -4.7% -40 -0.0% -2,008 -1.4%
Exclusive Metrics Diff for Current Function2 1.3% 8 5.4% 0 0.0% -8 -0.4%
Parent functions
Drupal\Core\Form\FormBuilder::getFormId0 0.0% -69 -45.1% -70 -47.0% -8 -20.0% -80 -4.0%
Drupal\Core\Entity\EntityManager::getControllerClass0 0.0% -65 -42.5% -66 -44.3% -40 -100.0% -1,936 -96.4%
Drupal\Core\Database\Connection::getDriverClass0 0.0% -29 -19.0% -28 -18.8% -8 -20.0% -8 -0.4%
Drupal\Component\Plugin\Factory\DefaultFactory::getPluginClass0 0.0% 9 5.9% 9 6.0% 16 40.0% 16 0.8%
Drupal\Core\Controller\ControllerResolver::createController0 0.0% -4 -2.6% -5 -3.4% 0 0.0% 0 0.0%
Drupal\Core\Template\TwigEnvironment::loadTemplate3 100.0% 3 2.0% 9 6.0% 0 0.0% 0 0.0%
Drupal\Core\Database\Query\Select::extend0 0.0% 2 1.3% 3 2.0% 0 0.0% 0 0.0%
Drupal\Core\DrupalKernel::initializeContainer0 0.0% 0 0.0% -2 -1.3% 0 0.0% 0 0.0%
file_stream_wrapper_get_instance_by_scheme0 0.0% 0 0.0% 0 0.0% 0 0.0% 0 0.0%
Drupal\Component\Datetime\DateTimePlus::intlDateFormatterExists0 0.0% 0 0.0% 0 0.0% 0 0.0% 0 0.0%
_drupal_simpletest_conf_path0 0.0% 0 0.0% 0 0.0% 0 0.0% 0 0.0%
Drupal\Core\Entity\Query\QueryBase::getClass0 0.0% 0 0.0% 1 0.7% 0 0.0% 0 0.0%
Child function
Composer\Autoload\ClassLoader::loadClass0 N/A% -155 -101.3% -157 -105.4% -40 -100.0% -2,000 -99.6%