Diff Report
Run #530ad2358a7c5: XHProf Run (Namespace=drupal-perf-joelpittet)
vs.
Run #530ad1a439784: XHProf Run (Namespace=drupal-perf-joelpittet)
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Regression/Improvement summary for class_exists

class_existsRun #530ad2358a7c5Run #530ad1a439784DiffDiff%
Number of Function Calls227 226 -1 -0.4%
Incl. Wall Time (microsec)71,268 71,394 126 0.2%
Incl. Wall Time (microsec) per call 314 316 2 0.6%
Excl. Wall Time (microsec)509 523 14 2.8%
Incl. CPU (microsecs)71,513 71,596 83 0.1%
Incl. CPU (microsecs) per call 315 317 2 0.6%
Excl. CPU (microsec)676 655 -21 -3.1%
Incl. MemUse (bytes)9,378,920 9,379,232 312 0.0%
Incl. MemUse (bytes) per call 41,317 41,501 184 0.4%
Excl. MemUse (bytes)9,192 9,192 0 0.0%
Incl. PeakMemUse (bytes)7,174,824 7,177,016 2,192 0.0%
Incl. PeakMemUse (bytes) per call 31,607 31,757 150 0.5%
Excl. PeakMemUse (bytes)6,848 6,880 32 0.5%

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-1 -100.0% 126 17.5% 83 34.3% 312 1.0% 2,192 5.9%
Exclusive Metrics Diff for Current Function14 11.1% -21 -25.3% 0 0.0% 32 1.5%
Parent functions
Drupal\Core\Entity\EntityType::hasControllerClass0 0.0% -227 -180.2% -229 -275.9% 296 94.9% 2,008 91.6%
Drupal\Component\Plugin\Factory\DefaultFactory::getPluginClass0 0.0% 153 121.4% 154 185.5% -288 -92.3% -248 -11.3%
Drupal\Core\Entity\EntityManager::getDefinition0 0.0% 133 105.6% 102 122.9% 176 56.4% 280 12.8%
Drupal\Core\Database\Connection::getDriverClass0 0.0% 57 45.2% 55 66.3% 32 10.3% -40 -1.8%
Drupal\Core\Form\FormBuilder::getFormId0 0.0% -16 -12.7% -20 -24.1% 48 15.4% -8 -0.4%
Drupal\Core\Entity\Query\QueryBase::getClass0 0.0% 14 11.1% 12 14.5% 32 10.3% 184 8.4%
Drupal\Core\Controller\ControllerResolver::createController0 0.0% 10 7.9% 11 13.3% 16 5.1% 16 0.7%
file_stream_wrapper_get_instance_by_scheme0 0.0% 1 0.8% -1 -1.2% 0 0.0% 0 0.0%
Drupal\Core\Template\TwigEnvironment::loadTemplate-1 -100.0% 1 0.8% -1 -1.2% 0 0.0% 0 0.0%
Drupal\Component\Datetime\DateTimePlus::intlDateFormatterExists0 0.0% 0 0.0% 1 1.2% 0 0.0% 0 0.0%
Drupal\Core\DrupalKernel::initializeContainer0 0.0% 0 0.0% -1 -1.2% 0 0.0% 0 0.0%
Child function
spl_autoload_call0 N/A% 112 88.9% 104 125.3% 312 100.0% 2,160 98.5%