Diff Report
Run #5198b38f0f1d5: XHProf Run (Namespace=drupal-perf-cottser)
vs.
Run #5198b3b171080: XHProf Run (Namespace=drupal-perf-cottser)
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Regression/Improvement summary for class_exists

class_existsRun #5198b38f0f1d5Run #5198b3b171080DiffDiff%
Number of Function Calls22 22 0 0.0%
Incl. Wall Time (microsec)2,437 2,418 -19 -0.8%
Incl. Wall Time (microsec) per call 111 110 -1 -0.8%
Excl. Wall Time (microsec)105 100 -5 -4.8%
Incl. CPU (microsecs)2,460 2,443 -17 -0.7%
Incl. CPU (microsecs) per call 112 111 -1 -0.7%
Excl. CPU (microsec)108 103 -5 -4.6%
Incl. MemUse (bytes)429,888 429,888 0 0.0%
Incl. MemUse (bytes) per call 19,540 19,540 0 0.0%
Excl. MemUse (bytes)2,264 2,264 0 0.0%
Incl. PeakMemUse (bytes)302,872 302,872 0 0.0%
Incl. PeakMemUse (bytes) per call 13,767 13,767 0 0.0%
Excl. PeakMemUse (bytes)6,632 6,632 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% -19 -45.2% -17 -31.5% 0 N/A% 0 N/A%
Exclusive Metrics Diff for Current Function-5 -26.3% -5 -29.4% 0 N/A% 0 N/A%
Parent functions
Drupal\Component\Plugin\Factory\DefaultFactory::getPluginClass0 N/A% -20 -105.3% -19 -111.8% 0 N/A% 0 N/A%
Drupal\Component\Datetime\DateTimePlus::canUseIntl0 N/A% 1 5.3% -1 -5.9% 0 N/A% 0 N/A%
_drupal_simpletest_conf_path0 N/A% -1 -5.3% 0 0.0% 0 N/A% 0 N/A%
Drupal\Core\Database\Connection::getDriverClass0 N/A% 1 5.3% 1 5.9% 0 N/A% 0 N/A%
Drupal\Core\Template\TwigEnvironment::loadTemplate0 N/A% 0 0.0% 2 11.8% 0 N/A% 0 N/A%
Drupal\Core\DrupalKernel::initializeContainer0 N/A% 0 0.0% 1 5.9% 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\Core\Entity\EntityManager::getControllerClass0 N/A% 0 0.0% -1 -5.9% 0 N/A% 0 N/A%
Child functions
Symfony\Component\ClassLoader\ApcClassLoader::loadClass0 N/A% -16 -84.2% -17 -100.0% 0 N/A% 0 N/A%
Symfony\Component\ClassLoader\ClassLoader::loadClass0 N/A% 2 10.5% 5 29.4% 0 N/A% 0 N/A%