Diff Report
Run #51ba929760d1b: XHProf Run (Namespace=drupal-perf-cottser)
vs.
Run #51ba946b609ed: XHProf Run (Namespace=drupal-perf-cottser)
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Regression/Improvement summary for class_exists

class_existsRun #51ba929760d1bRun #51ba946b609edDiffDiff%
Number of Function Calls45 45 0 0.0%
Incl. Wall Time (microsec)11,686 12,667 981 8.4%
Incl. Wall Time (microsec) per call 260 281 22 8.4%
Excl. Wall Time (microsec)125 135 10 8.0%
Incl. CPU (microsecs)11,740 12,723 983 8.4%
Incl. CPU (microsecs) per call 261 283 22 8.4%
Excl. CPU (microsec)161 167 6 3.7%
Incl. MemUse (bytes)1,083,448 1,128,944 45,496 4.2%
Incl. MemUse (bytes) per call 24,077 25,088 1,011 4.2%
Excl. MemUse (bytes)4,112 4,072 -40 -1.0%
Incl. PeakMemUse (bytes)808,728 103,504 -705,224 -87.2%
Incl. PeakMemUse (bytes) per call 17,972 2,300 -15,672 -87.2%
Excl. PeakMemUse (bytes)3,696 3,096 -600 -16.2%

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_exists0 N/A% 981 0.1% 983 0.1% 45,496 0.3% -705,224 -2.9%
Exclusive Metrics Diff for Current Function10 1.0% 6 0.6% -40 -0.1% -600 -0.1%
Parent functions
Drupal\Core\Database\Connection::getDriverClass0 N/A% 431 43.9% 431 43.8% 10,784 23.7% -303,680 -43.1%
Drupal\Core\Entity\EntityManager::getControllerClass0 N/A% 270 27.5% 272 27.7% 5,416 11.9% -358,336 -50.8%
Drupal\Core\Controller\HtmlFormController::getFormObject0 N/A% 154 15.7% 154 15.7% 28,224 62.0% 40,512 5.7%
Drupal\Component\Plugin\Factory\DefaultFactory::getPluginClass0 N/A% 131 13.4% 133 13.5% 1,072 2.4% -83,968 -11.9%
Drupal\Core\Controller\ControllerResolver::createController0 N/A% -7 -0.7% -6 -0.6% 0 0.0% 0 0.0%
Drupal\Component\Datetime\DateTimePlus::canUseIntl0 N/A% 2 0.2% 2 0.2% 0 0.0% 248 0.0%
Drupal\Core\Config\Context\ConfigContextFactory::get0 N/A% -1 -0.1% 0 0.0% 0 0.0% 0 0.0%
PHPUnit_Framework_TestSuite::__construct@10 N/A% 1 0.1% -2 -0.2% 0 0.0% 0 0.0%
Drupal\Core\Template\TwigEnvironment::loadTemplate0 N/A% 0 0.0% 1 0.1% 0 0.0% 0 0.0%
PHPUnit_Framework_TestSuite::__construct0 N/A% 0 0.0% 1 0.1% 0 0.0% 0 0.0%
Drupal\Core\DrupalKernel::initializeContainer0 N/A% 0 0.0% -2 -0.2% 0 0.0% 0 0.0%
_drupal_simpletest_conf_path0 N/A% 0 0.0% -1 -0.1% 0 0.0% 0 0.0%
Child function
Symfony\Component\ClassLoader\ClassLoader::loadClass0 N/A% 971 99.0% 977 99.4% 45,536 100.1% -704,624 -99.9%