Diff Report
Run #519fe7e2d7c63: XHProf Run (Namespace=drupal-perf-drupalcon)
vs.
Run #519fe6587b366: XHProf Run (Namespace=drupal-perf-drupalcon)
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Regression/Improvement summary for class_exists

class_existsRun #519fe7e2d7c63Run #519fe6587b366DiffDiff%
Number of Function Calls28 28 0 0.0%
Incl. Wall Time (microsec)1,054 1,149 95 9.0%
Incl. Wall Time (microsec) per call 38 41 3 9.0%
Excl. Wall Time (microsec)70 78 8 11.4%
Incl. CPU (microsecs)4,000 0 -4,000 -100.0%
Incl. CPU (microsecs) per call 143 0 -143 -100.0%
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 15,451 0 0.0%
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 13,837 0 0.0%
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_exists0 N/A% 95 3.1% -4,000 -100.0% 0 N/A% 0 N/A%
Exclusive Metrics Diff for Current Function8 8.4% 0 0.0% 0 N/A% 0 N/A%
Parent functions
Drupal\Core\Database\Connection::getDriverClass0 N/A% 44 46.3% 0 0.0% 0 N/A% 0 N/A%
Drupal\Component\Plugin\Factory\DefaultFactory::getPluginClass0 N/A% 22 23.2% 0 0.0% 0 N/A% 0 N/A%
Drupal\Core\Entity\EntityManager::getControllerClass0 N/A% 21 22.1% -4,000 -100.0% 0 N/A% 0 N/A%
Drupal\Component\Datetime\DateTimePlus::canUseIntl0 N/A% 9 9.5% 0 0.0% 0 N/A% 0 N/A%
Drupal\Core\Template\TwigEnvironment::loadTemplate0 N/A% -1 -1.1% 0 0.0% 0 N/A% 0 N/A%
Drupal\Core\DrupalKernel::initializeContainer0 N/A% 0 0.0% 0 0.0% 0 N/A% 0 N/A%
Drupal\Core\Config\Context\ConfigContextFactory::get0 N/A% 0 0.0% 0 0.0% 0 N/A% 0 N/A%
_drupal_simpletest_conf_path0 N/A% 0 0.0% 0 0.0% 0 N/A% 0 N/A%
Child functions
Symfony\Component\ClassLoader\ApcClassLoader::loadClass0 N/A% 80 84.2% -4,000 -100.0% 0 N/A% 0 N/A%
Symfony\Component\ClassLoader\ClassLoader::loadClass0 N/A% 7 7.4% 0 0.0% 0 N/A% 0 N/A%