Diff Report
Run #52ed7448d018c: XHProf Run (Namespace=drupal-perf-joelpittet)
vs.
Run #52ed72044139b: XHProf Run (Namespace=drupal-perf-joelpittet)
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Regression/Improvement summary for class_exists

class_existsRun #52ed7448d018cRun #52ed72044139bDiffDiff%
Number of Function Calls330 329 -1 -0.3%
Incl. Wall Time (microsec)29,947 29,953 6 0.0%
Incl. Wall Time (microsec) per call 91 91 0 0.3%
Excl. Wall Time (microsec)864 865 1 0.1%
Incl. CPU (microsecs)30,215 30,178 -37 -0.1%
Incl. CPU (microsecs) per call 92 92 0 0.2%
Excl. CPU (microsec)1,093 1,045 -48 -4.4%
Incl. MemUse (bytes)4,327,712 4,329,520 1,808 0.0%
Incl. MemUse (bytes) per call 13,114 13,160 45 0.3%
Excl. MemUse (bytes)9,984 9,936 -48 -0.5%
Incl. PeakMemUse (bytes)1,434,096 1,526,472 92,376 6.4%
Incl. PeakMemUse (bytes) per call 4,346 4,640 294 6.8%
Excl. PeakMemUse (bytes)3,088 3,280 192 6.2%

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% 6 0.0% -37 -0.1% 1,808 0.8% 92,376 38.6%
Exclusive Metrics Diff for Current Function1 16.7% -48 -129.7% -48 -2.7% 192 0.2%
Parent functions
Drupal\Component\Plugin\Factory\DefaultFactory::getPluginClass0 0.0% 29 483.3% 25 67.6% -288 -15.9% 0 0.0%
Drupal\Core\Entity\EntityManager::getDefinition0 0.0% -17 -283.3% -49 -132.4% 1,520 84.1% 17,120 18.5%
Drupal\Core\Controller\HtmlFormController::getFormObject0 0.0% 11 183.3% 11 29.7% 64 3.5% 40 0.0%
Drupal\Core\Database\Connection::getDriverClass0 0.0% -10 -166.7% -8 -21.6% 432 23.9% -1,760 -1.9%
Drupal\Core\Entity\EntityType::hasControllerClass0 0.0% -9 -150.0% -12 -32.4% -40 -2.2% 76,920 83.3%
Drupal\Core\Template\TwigEnvironment::loadTemplate-1 -100.0% -3 -50.0% -7 -18.9% 0 0.0% 0 0.0%
Drupal\Core\Form\FormBuilder::getFormId0 0.0% 2 33.3% 3 8.1% -80 -4.4% 0 0.0%
Drupal\Core\Entity\Query\QueryBase::getClass0 0.0% 1 16.7% -3 -8.1% 208 11.5% 56 0.1%
file_stream_wrapper_get_instance_by_scheme0 0.0% 1 16.7% 1 2.7% -8 -0.4% 0 0.0%
Drupal\Component\Datetime\DateTimePlus::intlDateFormatterExists0 0.0% 1 16.7% 0 0.0% 0 0.0% 0 0.0%
_drupal_simpletest_conf_path0 0.0% 0 0.0% -1 -2.7% 0 0.0% 0 0.0%
Drupal\Core\DrupalKernel::initializeContainer0 0.0% 0 0.0% 3 8.1% 0 0.0% 0 0.0%
Child function
spl_autoload_call0 N/A% 5 83.3% 11 29.7% 1,856 102.7% 92,184 99.8%