Diff Report
Run #518081a41c05e: XHProf Run (Namespace=drupal-perf-cottser)
vs.
Run #518080a5ca60d: XHProf Run (Namespace=drupal-perf-cottser)
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Regression/Improvement summary for class_exists

class_existsRun #518081a41c05eRun #518080a5ca60dDiffDiff%
Number of Function Calls37 37 0 0.0%
Incl. Wall Time (microsec)6,204 6,260 56 0.9%
Incl. Wall Time (microsec) per call 168 169 2 0.9%
Excl. Wall Time (microsec)145 147 2 1.4%
Incl. CPU (microsecs)6,241 6,296 55 0.9%
Incl. CPU (microsecs) per call 169 170 1 0.9%
Excl. CPU (microsec)161 159 -2 -1.2%
Incl. MemUse (bytes)589,496 589,496 0 0.0%
Incl. MemUse (bytes) per call 15,932 15,932 0 0.0%
Excl. MemUse (bytes)-256 -256 0 0.0%
Incl. PeakMemUse (bytes)519,136 519,312 176 0.0%
Incl. PeakMemUse (bytes) per call 14,031 14,035 5 0.0%
Excl. PeakMemUse (bytes)8,112 8,112 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% 56 4.6% 55 4.2% 0 0.0% 176 4.1%
Exclusive Metrics Diff for Current Function2 3.6% -2 -3.6% 0 N/A% 0 0.0%
Parent functions
Drupal\Component\Plugin\Factory\DefaultFactory::getPluginClass0 N/A% -104 -185.7% -102 -185.5% 0 N/A% 0 0.0%
Drupal\Core\Database\Connection::getDriverClass0 N/A% 65 116.1% 64 116.4% 16 N/A% 192 109.1%
Drupal\Core\Entity\EntityManager::getControllerClass0 N/A% 63 112.5% 60 109.1% -16 N/A% -16 -9.1%
Drupal\Component\Datetime\DateTimePlus::canUseIntl0 N/A% 31 55.4% 31 56.4% 0 N/A% 0 0.0%
Drupal\Core\Config\Context\ConfigContextFactory::get0 N/A% 1 1.8% 0 0.0% 0 N/A% 0 0.0%
Drupal\Core\Template\TwigEnvironment::loadTemplate0 N/A% 0 0.0% 0 0.0% 0 N/A% 0 0.0%
Drupal\Core\DrupalKernel::initializeContainer0 N/A% 0 0.0% 2 3.6% 0 N/A% 0 0.0%
_drupal_simpletest_conf_path0 N/A% 0 0.0% 0 0.0% 0 N/A% 0 0.0%
Child function
Symfony\Component\ClassLoader\ClassLoader::loadClass0 N/A% 54 96.4% 57 103.6% 0 N/A% 176 100.0%