Diff Report
Run #519fe6587b366: XHProf Run (Namespace=drupal-perf-drupalcon)
vs.
Run #519fe82fef731: XHProf Run (Namespace=drupal-perf-drupalcon)
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Regression/Improvement summary for class_exists

class_existsRun #519fe6587b366Run #519fe82fef731DiffDiff%
Number of Function Calls28 29 1 3.6%
Incl. Wall Time (microsec)1,149 1,178 29 2.5%
Incl. Wall Time (microsec) per call 41 41 -0 -1.0%
Excl. Wall Time (microsec)78 76 -2 -2.6%
Incl. CPU (microsecs)0 0 0 N/A%
Incl. CPU (microsecs) per call 0 0 0 N/A%
Excl. CPU (microsec)0 0 0 N/A%
Incl. MemUse (bytes)432,632 432,632 0 0.0%
Incl. MemUse (bytes) per call 15,451 14,918 -533 -3.4%
Excl. MemUse (bytes)624 624 0 0.0%
Incl. PeakMemUse (bytes)387,448 387,448 0 0.0%
Incl. PeakMemUse (bytes) per call 13,837 13,360 -477 -3.4%
Excl. PeakMemUse (bytes)7,552 7,552 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_exists1 100.0% 29 0.7% 0 0.0% 0 0.0% 0 0.0%
Exclusive Metrics Diff for Current Function-2 -6.9% 0 N/A% 0 N/A% 0 N/A%
Parent functions
Drupal\Core\Entity\EntityManager::getControllerClass0 0.0% 34 117.2% 0 N/A% 0 N/A% 0 N/A%
Drupal\Component\Datetime\DateTimePlus::canUseIntl0 0.0% -16 -55.2% 0 N/A% 0 N/A% 0 N/A%
Drupal\Component\Plugin\Factory\DefaultFactory::getPluginClass0 0.0% 6 20.7% 0 N/A% 0 N/A% 0 N/A%
Drupal\Core\Database\Connection::getDriverClass0 0.0% 4 13.8% 0 N/A% 0 N/A% 0 N/A%
Drupal\Core\Template\TwigEnvironment::loadTemplate1 100.0% 1 3.4% 0 N/A% 0 N/A% 0 N/A%
Drupal\Core\DrupalKernel::initializeContainer0 0.0% 0 0.0% 0 N/A% 0 N/A% 0 N/A%
_drupal_simpletest_conf_path0 0.0% 0 0.0% 0 N/A% 0 N/A% 0 N/A%
Drupal\Core\Config\Context\ConfigContextFactory::get0 0.0% 0 0.0% 0 N/A% 0 N/A% 0 N/A%
Child functions
Symfony\Component\ClassLoader\ApcClassLoader::loadClass0 N/A% 44 151.7% 0 N/A% 0 N/A% 0 N/A%
Symfony\Component\ClassLoader\ClassLoader::loadClass0 N/A% -13 -44.8% 0 N/A% 0 N/A% 0 N/A%