Diff Report
Run #52d3e85377bba: XHProf Run (Namespace=drupal-perf-cottser)
vs.
Run #52d3e812c7cf2: XHProf Run (Namespace=drupal-perf-cottser)
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Regression/Improvement summary for class_exists

class_existsRun #52d3e85377bbaRun #52d3e812c7cf2DiffDiff%
Number of Function Calls44 46 2 4.5%
Incl. Wall Time (microsec)6,105 6,232 127 2.1%
Incl. Wall Time (microsec) per call 139 135 -3 -2.4%
Excl. Wall Time (microsec)123 125 2 1.6%
Incl. CPU (microsecs)6,143 6,268 125 2.0%
Incl. CPU (microsecs) per call 140 136 -3 -2.4%
Excl. CPU (microsec)143 139 -4 -2.8%
Incl. MemUse (bytes)929,184 929,192 8 0.0%
Incl. MemUse (bytes) per call 21,118 20,200 -918 -4.3%
Excl. MemUse (bytes)616 616 0 0.0%
Incl. PeakMemUse (bytes)800,752 808,688 7,936 1.0%
Incl. PeakMemUse (bytes) per call 18,199 17,580 -619 -3.4%
Excl. PeakMemUse (bytes)8,224 8,224 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_exists2 100.0% 127 7.5% 125 7.7% 8 0.0% 7,936 6.6%
Exclusive Metrics Diff for Current Function2 1.6% -4 -3.2% 0 0.0% 0 0.0%
Parent functions
Drupal\Core\Entity\EntityManager::getControllerClass0 0.0% 125 98.4% 121 96.8% -16 -200.0% 7,912 99.7%
Drupal\Core\Template\TwigEnvironment::loadTemplate2 100.0% 2 1.6% -2 -1.6% 0 0.0% 0 0.0%
Drupal\Component\Plugin\Factory\DefaultFactory::getPluginClass0 0.0% 2 1.6% 6 4.8% 16 200.0% 56 0.7%
Drupal\Core\Entity\Query\QueryBase::getClass0 0.0% 1 0.8% 0 0.0% 0 0.0% 0 0.0%
Drupal\Core\Form\FormBuilder::getFormId0 0.0% -1 -0.8% 0 0.0% 0 0.0% 0 0.0%
Drupal\Core\Database\Connection::getDriverClass0 0.0% -1 -0.8% -3 -2.4% 8 100.0% -32 -0.4%
Drupal\Core\Controller\ControllerResolver::createController0 0.0% -1 -0.8% -1 -0.8% 0 0.0% 0 0.0%
Drupal\Core\DrupalKernel::initializeContainer0 0.0% 0 0.0% 0 0.0% 0 0.0% 0 0.0%
file_stream_wrapper_get_instance_by_scheme0 0.0% 0 0.0% 1 0.8% 0 0.0% 0 0.0%
_drupal_simpletest_conf_path0 0.0% 0 0.0% 2 1.6% 0 0.0% 0 0.0%
Drupal\Component\Datetime\DateTimePlus::intlDateFormatterExists0 0.0% 0 0.0% 1 0.8% 0 0.0% 0 0.0%
Child function
Composer\Autoload\ClassLoader::loadClass0 N/A% 125 98.4% 129 103.2% 8 100.0% 7,936 100.0%