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

class_existsRun #52d3e812c7cf2Run #52d3e85377bbaDiffDiff%
Number of Function Calls46 44 -2 -4.3%
Incl. Wall Time (microsec)6,232 6,105 -127 -2.0%
Incl. Wall Time (microsec) per call 135 139 3 2.4%
Excl. Wall Time (microsec)125 123 -2 -1.6%
Incl. CPU (microsecs)6,268 6,143 -125 -2.0%
Incl. CPU (microsecs) per call 136 140 3 2.5%
Excl. CPU (microsec)139 143 4 2.9%
Incl. MemUse (bytes)929,192 929,184 -8 -0.0%
Incl. MemUse (bytes) per call 20,200 21,118 918 4.5%
Excl. MemUse (bytes)616 616 0 0.0%
Incl. PeakMemUse (bytes)808,688 800,752 -7,936 -1.0%
Incl. PeakMemUse (bytes) per call 17,580 18,199 619 3.5%
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_exists-2 -100.0% -127 -7.5% -125 -7.7% -8 -0.0% -7,936 -6.6%
Exclusive Metrics Diff for Current Function-2 -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::loadTemplate-2 -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%