Diff Report
Run #519fe7ae1f6cc: XHProf Run (Namespace=drupal-perf-drupalcon)
vs.
Run #519fe8e1e5eca: XHProf Run (Namespace=drupal-perf-drupalcon)
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Regression/Improvement summary for class_exists

class_existsRun #519fe7ae1f6ccRun #519fe8e1e5ecaDiffDiff%
Number of Function Calls36 36 0 0.0%
Incl. Wall Time (microsec)6,748 6,686 -62 -0.9%
Incl. Wall Time (microsec) per call 187 186 -2 -0.9%
Excl. Wall Time (microsec)177 169 -8 -4.5%
Incl. CPU (microsecs)6,785 6,721 -64 -0.9%
Incl. CPU (microsecs) per call 188 187 -2 -0.9%
Excl. CPU (microsec)197 187 -10 -5.1%
Incl. MemUse (bytes)432,408 432,416 8 0.0%
Incl. MemUse (bytes) per call 12,011 12,012 0 0.0%
Excl. MemUse (bytes)856 856 0 0.0%
Incl. PeakMemUse (bytes)380,872 380,880 8 0.0%
Incl. PeakMemUse (bytes) per call 10,580 10,580 0 0.0%
Excl. PeakMemUse (bytes)7,488 7,488 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% -62 -22.6% -64 -24.6% 8 50.0% 8 12.5%
Exclusive Metrics Diff for Current Function-8 -12.9% -10 -15.6% 0 0.0% 0 0.0%
Parent functions
Drupal\Core\Database\Connection::getDriverClass0 N/A% -45 -72.6% -45 -70.3% 0 0.0% 0 0.0%
Drupal\Component\Plugin\Factory\DefaultFactory::getPluginClass0 N/A% -19 -30.6% -22 -34.4% 8 100.0% 8 100.0%
Drupal\Component\Datetime\DateTimePlus::canUseIntl0 N/A% 6 9.7% 5 7.8% 0 0.0% 0 0.0%
Drupal\Core\Config\Context\ConfigContextFactory::get0 N/A% -3 -4.8% -3 -4.7% 0 0.0% 0 0.0%
Drupal\Core\Entity\EntityManager::getControllerClass0 N/A% -1 -1.6% 0 0.0% 0 0.0% 0 0.0%
Drupal\Core\Template\TwigEnvironment::loadTemplate0 N/A% 0 0.0% 1 1.6% 0 0.0% 0 0.0%
Drupal\Core\DrupalKernel::initializeContainer0 N/A% 0 0.0% 0 0.0% 0 0.0% 0 0.0%
_drupal_simpletest_conf_path0 N/A% 0 0.0% 0 0.0% 0 0.0% 0 0.0%
Child function
Symfony\Component\ClassLoader\ClassLoader::loadClass0 N/A% -54 -87.1% -54 -84.4% 8 100.0% 8 100.0%