Diff Report
Run #52d4b590e6e18: XHProf Run (Namespace=drupal-perf-cottser)
vs.
Run #52d4b60c154f6: XHProf Run (Namespace=drupal-perf-cottser)
Tip
Click a function name below to drill down.

Regression/Improvement summary for class_exists

class_existsRun #52d4b590e6e18Run #52d4b60c154f6DiffDiff%
Number of Function Calls47 45 -2 -4.3%
Incl. Wall Time (microsec)6,156 5,955 -201 -3.3%
Incl. Wall Time (microsec) per call 131 132 1 1.0%
Excl. Wall Time (microsec)128 129 1 0.8%
Incl. CPU (microsecs)6,205 5,985 -220 -3.5%
Incl. CPU (microsecs) per call 132 133 1 0.7%
Excl. CPU (microsec)155 131 -24 -15.5%
Incl. MemUse (bytes)929,944 929,968 24 0.0%
Incl. MemUse (bytes) per call 19,786 20,666 880 4.4%
Excl. MemUse (bytes)616 616 0 0.0%
Incl. PeakMemUse (bytes)809,008 788,024 -20,984 -2.6%
Incl. PeakMemUse (bytes) per call 17,213 17,512 299 1.7%
Excl. PeakMemUse (bytes)8,304 8,184 -120 -1.4%

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_exists-2 -100.0% -201 -7.5% -220 -9.5% 24 0.0% -20,984 -17.7%
Exclusive Metrics Diff for Current Function1 0.5% -24 -10.9% 0 0.0% -120 -0.6%
Parent functions
Drupal\Core\Entity\EntityManager::getControllerClass0 0.0% -147 -73.1% -145 -65.9% -8 -33.3% -21,000 -100.1%
Drupal\Component\Plugin\Factory\DefaultFactory::getPluginClass0 0.0% -31 -15.4% -38 -17.3% 32 133.3% 104 0.5%
Drupal\Core\Entity\Query\QueryBase::getClass0 0.0% -21 -10.4% -23 -10.5% 0 0.0% -152 -0.7%
Drupal\Core\Controller\ControllerResolver::createController0 0.0% -2 -1.0% -2 -0.9% 0 0.0% 0 0.0%
Drupal\Core\Template\TwigEnvironment::loadTemplate-2 -100.0% -2 -1.0% -10 -4.5% 0 0.0% 0 0.0%
Drupal\Component\Datetime\DateTimePlus::intlDateFormatterExists0 0.0% 1 0.5% 0 0.0% 0 0.0% 0 0.0%
Drupal\Core\Form\FormBuilder::getFormId0 0.0% 1 0.5% 1 0.5% 0 0.0% 64 0.3%
Drupal\Core\Database\Connection::getDriverClass0 0.0% 0 0.0% -1 -0.5% 0 0.0% 0 0.0%
Drupal\Core\DrupalKernel::initializeContainer0 0.0% 0 0.0% -1 -0.5% 0 0.0% 0 0.0%
file_stream_wrapper_get_instance_by_scheme0 0.0% 0 0.0% -1 -0.5% 0 0.0% 0 0.0%
_drupal_simpletest_conf_path0 0.0% 0 0.0% 0 0.0% 0 0.0% 0 0.0%
Child function
Composer\Autoload\ClassLoader::loadClass0 N/A% -202 -100.5% -196 -89.1% 24 100.0% -20,864 -99.4%