Diff Report
Run #517d750163e11: XHProf Run (Namespace=drupal-perf-cottser)
vs.
Run #517d7587ada9c: XHProf Run (Namespace=drupal-perf-cottser)
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Regression/Improvement summary for class_exists

class_existsRun #517d750163e11Run #517d7587ada9cDiffDiff%
Number of Function Calls37 37 0 0.0%
Incl. Wall Time (microsec)5,582 5,414 -168 -3.0%
Incl. Wall Time (microsec) per call 151 146 -5 -3.0%
Excl. Wall Time (microsec)155 147 -8 -5.2%
Incl. CPU (microsecs)5,620 5,449 -171 -3.0%
Incl. CPU (microsecs) per call 152 147 -5 -3.0%
Excl. CPU (microsec)173 160 -13 -7.5%
Incl. MemUse (bytes)483,696 483,744 48 0.0%
Incl. MemUse (bytes) per call 13,073 13,074 1 0.0%
Excl. MemUse (bytes)-256 -256 0 0.0%
Incl. PeakMemUse (bytes)412,648 412,472 -176 -0.0%
Incl. PeakMemUse (bytes) per call 11,153 11,148 -5 -0.0%
Excl. PeakMemUse (bytes)8,096 8,096 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% -168 -2.1% -171 -1.8% 48 0.4% -176 -1.6%
Exclusive Metrics Diff for Current Function-8 -4.8% -13 -7.6% 0 0.0% 0 0.0%
Parent functions
Drupal\Component\Datetime\DateTimePlus::canUseIntl0 N/A% -46 -27.4% -47 -27.5% 0 0.0% 0 0.0%
Drupal\Component\Plugin\Factory\DefaultFactory::getPluginClass0 N/A% -81 -48.2% -85 -49.7% 24 50.0% 16 9.1%
Drupal\Core\Config\Context\ConfigContextFactory::get0 N/A% 0 0.0% 0 0.0% 0 0.0% 0 0.0%
Drupal\Core\Database\Connection::getDriverClass0 N/A% 10 6.0% 10 5.8% 24 50.0% -192 -109.1%
Drupal\Core\DrupalKernel::initializeContainer0 N/A% 1 0.6% 3 1.8% 0 0.0% 0 0.0%
Drupal\Core\Entity\EntityManager::getControllerClass0 N/A% -53 -31.5% -54 -31.6% 0 0.0% 0 0.0%
Drupal\Core\Template\TwigEnvironment::loadTemplate0 N/A% 0 0.0% 1 0.6% 0 0.0% 0 0.0%
_drupal_simpletest_conf_path0 N/A% 1 0.6% 1 0.6% 0 0.0% 0 0.0%
Child function
Symfony\Component\ClassLoader\ClassLoader::loadClass0 N/A% -160 -95.2% -158 -92.4% 48 100.0% -176 -100.0%