Diff Report
Run #52f5c520502f0: XHProf Run (Namespace=drupal-perf-cottser)
vs.
Run #52f5c5484cf48: XHProf Run (Namespace=drupal-perf-cottser)
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Regression/Improvement summary for class_exists

class_existsRun #52f5c520502f0Run #52f5c5484cf48DiffDiff%
Number of Function Calls96 96 0 0.0%
Incl. Wall Time (microsec)13,503 13,313 -190 -1.4%
Incl. Wall Time (microsec) per call 141 139 -2 -1.4%
Excl. Wall Time (microsec)213 217 4 1.9%
Incl. CPU (microsecs)13,580 13,386 -194 -1.4%
Incl. CPU (microsecs) per call 141 139 -2 -1.4%
Excl. CPU (microsec)259 254 -5 -1.9%
Incl. MemUse (bytes)3,078,728 3,078,728 0 0.0%
Incl. MemUse (bytes) per call 32,070 32,070 0 0.0%
Excl. MemUse (bytes)-1,200 -1,200 0 0.0%
Incl. PeakMemUse (bytes)2,910,480 2,910,480 0 0.0%
Incl. PeakMemUse (bytes) per call 30,318 30,318 0 0.0%
Excl. PeakMemUse (bytes)9,848 9,848 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_exists0 N/A% -190 -28.9% -194 -34.6% 0 N/A% 0 N/A%
Exclusive Metrics Diff for Current Function4 2.1% -5 -2.6% 0 N/A% 0 N/A%
Parent functions
Drupal\Core\Entity\EntityManager::getDefinition0 N/A% -120 -63.2% -125 -64.4% 0 N/A% 0 N/A%
Drupal\Core\Database\Connection::getDriverClass0 N/A% -37 -19.5% -38 -19.6% 0 N/A% 0 N/A%
Drupal\Core\Controller\ControllerResolver::createController0 N/A% -32 -16.8% -31 -16.0% 0 N/A% 0 N/A%
Drupal\Core\Entity\EntityType::hasControllerClass0 N/A% 14 7.4% 12 6.2% 0 N/A% 0 N/A%
Drupal\Component\Plugin\Factory\DefaultFactory::getPluginClass0 N/A% -10 -5.3% -9 -4.6% 0 N/A% 0 N/A%
Drupal\Core\Form\FormBuilder::getFormId0 N/A% -6 -3.2% -6 -3.1% 0 N/A% 0 N/A%
Drupal\Core\Entity\Query\QueryBase::getClass0 N/A% 2 1.1% 0 0.0% 0 N/A% 0 N/A%
Drupal\Component\Datetime\DateTimePlus::intlDateFormatterExists0 N/A% -1 -0.5% -1 -0.5% 0 N/A% 0 N/A%
Drupal\Core\DrupalKernel::initializeContainer0 N/A% 0 0.0% 1 0.5% 0 N/A% 0 N/A%
Drupal\Core\Template\TwigEnvironment::loadTemplate0 N/A% 0 0.0% 0 0.0% 0 N/A% 0 N/A%
_drupal_simpletest_conf_path0 N/A% 0 0.0% 2 1.0% 0 N/A% 0 N/A%
file_stream_wrapper_get_instance_by_scheme0 N/A% 0 0.0% 1 0.5% 0 N/A% 0 N/A%
Child function
Symfony\Component\ClassLoader\ApcClassLoader::loadClass0 N/A% -194 -102.1% -189 -97.4% 0 N/A% 0 N/A%