Diff Report
Run #519de8fbb9479: XHProf Run (Namespace=drupal-perf-cottser)
vs.
Run #519de96d52213: XHProf Run (Namespace=drupal-perf-cottser)
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Regression/Improvement summary for class_exists

class_existsRun #519de8fbb9479Run #519de96d52213DiffDiff%
Number of Function Calls227 227 0 0.0%
Incl. Wall Time (microsec)24,252 24,221 -31 -0.1%
Incl. Wall Time (microsec) per call 107 107 -0 -0.1%
Excl. Wall Time (microsec)1,054 1,065 11 1.0%
Incl. CPU (microsecs)24,456 24,422 -34 -0.1%
Incl. CPU (microsecs) per call 108 108 -0 -0.1%
Excl. CPU (microsec)1,012 1,010 -2 -0.2%
Incl. MemUse (bytes)1,441,568 1,441,568 0 0.0%
Incl. MemUse (bytes) per call 6,351 6,351 0 0.0%
Excl. MemUse (bytes)-18,136 -18,136 0 0.0%
Incl. PeakMemUse (bytes)892,832 892,832 0 0.0%
Incl. PeakMemUse (bytes) per call 3,933 3,933 0 0.0%
Excl. PeakMemUse (bytes)9,600 9,600 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% -31 -1.9% -34 -1.9% 0 N/A% 0 N/A%
Exclusive Metrics Diff for Current Function11 35.5% -2 -5.9% 0 N/A% 0 N/A%
Parent functions
Drupal\Component\Plugin\Factory\DefaultFactory::getPluginClass0 N/A% -62 -200.0% -59 -173.5% 0 N/A% 0 N/A%
Drupal\Core\Entity\EntityManager::getControllerClass0 N/A% 20 64.5% 15 44.1% 0 N/A% 0 N/A%
Drupal\Core\Database\Connection::getDriverClass0 N/A% 9 29.0% 10 29.4% 0 N/A% 0 N/A%
Drupal\Core\Config\Context\ConfigContextFactory::get0 N/A% 1 3.2% 1 2.9% 0 N/A% 0 N/A%
Drupal\Component\Datetime\DateTimePlus::canUseIntl0 N/A% 1 3.2% 5 14.7% 0 N/A% 0 N/A%
file_stream_wrapper_get_instance_by_uri0 N/A% 0 0.0% -8 -23.5% 0 N/A% 0 N/A%
Drupal\Core\Template\TwigEnvironment::loadTemplate0 N/A% 0 0.0% 2 5.9% 0 N/A% 0 N/A%
_drupal_simpletest_conf_path0 N/A% 0 0.0% 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%
Child functions
Symfony\Component\ClassLoader\ApcClassLoader::loadClass0 N/A% -37 -119.4% -28 -82.4% 0 N/A% 0 N/A%
Symfony\Component\ClassLoader\ClassLoader::loadClass0 N/A% -5 -16.1% -4 -11.8% 0 N/A% 0 N/A%