Diff Report
Run #51a279f421da5: XHProf Run (Namespace=drupal-perf-ezeedub)
vs.
Run #51a278c0bf3d5: XHProf Run (Namespace=drupal-perf-ezeedub)
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Regression/Improvement summary for class_exists

class_existsRun #51a279f421da5Run #51a278c0bf3d5DiffDiff%
Number of Function Calls88 87 -1 -1.1%
Incl. Wall Time (microsec)6,934 7,072 138 2.0%
Incl. Wall Time (microsec) per call 79 81 2 3.2%
Excl. Wall Time (microsec)479 486 7 1.5%
Incl. CPU (microsecs)8,001 8,001 0 0.0%
Incl. CPU (microsecs) per call 91 92 1 1.1%
Excl. CPU (microsec)0 4,000 4,000 N/A%
Incl. MemUse (bytes)929,688 929,660 -28 -0.0%
Incl. MemUse (bytes) per call 10,565 10,686 121 1.1%
Excl. MemUse (bytes)-5,792 -5,792 0 0.0%
Incl. PeakMemUse (bytes)767,892 767,836 -56 -0.0%
Incl. PeakMemUse (bytes) per call 8,726 8,826 100 1.1%
Excl. PeakMemUse (bytes)5,252 5,252 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-1 -100.0% 138 2.7% 0 0.0% -28 -0.1% -56 -0.3%
Exclusive Metrics Diff for Current Function7 5.1% 4,000 N/A% 0 0.0% 0 0.0%
Parent functions
Drupal\Component\Plugin\Factory\DefaultFactory::getPluginClass0 0.0% 78 56.5% -8,001 N/A% -24 -85.7% -52 -92.9%
Drupal\Core\Entity\EntityManager::getControllerClass0 0.0% 32 23.2% 0 N/A% 4 14.3% 4 7.1%
Drupal\Component\Datetime\DateTimePlus::canUseIntl0 0.0% 11 8.0% 8,001 N/A% 0 0.0% 0 0.0%
Drupal\Core\Controller\ControllerResolver::createController0 0.0% 11 8.0% 0 N/A% 0 0.0% 0 0.0%
Drupal\Core\Database\Connection::getDriverClass0 0.0% 5 3.6% 0 N/A% -8 -28.6% -8 -14.3%
Drupal\Core\Config\Context\ConfigContextFactory::get0 0.0% 1 0.7% 0 N/A% 0 0.0% 0 0.0%
Drupal\Core\Template\TwigEnvironment::loadTemplate-1 -100.0% 0 0.0% 0 N/A% 0 0.0% 0 0.0%
Drupal\Core\DrupalKernel::initializeContainer0 0.0% 0 0.0% 0 N/A% 0 0.0% 0 0.0%
_drupal_simpletest_conf_path0 0.0% 0 0.0% 0 N/A% 0 0.0% 0 0.0%
Child functions
Symfony\Component\ClassLoader\ApcClassLoader::loadClass0 N/A% 119 86.2% -8,001 N/A% -28 -100.0% -56 -100.0%
Symfony\Component\ClassLoader\ClassLoader::loadClass0 N/A% 12 8.7% 4,001 N/A% 0 0.0% 0 0.0%