Diff Report
Run #519be9a13e594: XHProf Run (Namespace=drupal-perf-drupalcon)
vs.
Run #519bea2c59e7a: XHProf Run (Namespace=drupal-perf-drupalcon)
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Regression/Improvement summary for class_exists

class_existsRun #519be9a13e594Run #519bea2c59e7aDiffDiff%
Number of Function Calls150 150 0 0.0%
Incl. Wall Time (microsec)32,561 32,756 195 0.6%
Incl. Wall Time (microsec) per call 217 218 1 0.6%
Excl. Wall Time (microsec)662 683 21 3.2%
Incl. CPU (microsecs)32,715 32,921 206 0.6%
Incl. CPU (microsecs) per call 218 219 1 0.6%
Excl. CPU (microsec)726 774 48 6.6%
Incl. MemUse (bytes)1,134,916 1,134,916 0 0.0%
Incl. MemUse (bytes) per call 7,566 7,566 0 0.0%
Excl. MemUse (bytes)-6,272 -6,272 0 0.0%
Incl. PeakMemUse (bytes)937,052 937,052 0 0.0%
Incl. PeakMemUse (bytes) per call 6,247 6,247 0 0.0%
Excl. PeakMemUse (bytes)5,100 5,100 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% 195 16.2% 206 490.5% 0 N/A% 0 N/A%
Exclusive Metrics Diff for Current Function21 10.8% 48 23.3% 0 N/A% 0 N/A%
Parent functions
Drupal\Component\Plugin\Factory\DefaultFactory::getPluginClass0 N/A% 258 132.3% 260 126.2% 0 N/A% 0 N/A%
Drupal\Core\Database\Connection::getDriverClass0 N/A% -68 -34.9% -67 -32.5% 0 N/A% 0 N/A%
Drupal\Core\Entity\EntityManager::getControllerClass0 N/A% -16 -8.2% -11 -5.3% 0 N/A% 0 N/A%
Drupal\Component\Datetime\DateTimePlus::canUseIntl0 N/A% 11 5.6% 17 8.3% 0 N/A% 0 N/A%
file_stream_wrapper_valid_scheme0 N/A% 7 3.6% 1 0.5% 0 N/A% 0 N/A%
file_stream_wrapper_get_instance_by_uri0 N/A% 3 1.5% 6 2.9% 0 N/A% 0 N/A%
Drupal\Core\Template\TwigEnvironment::loadTemplate0 N/A% 0 0.0% 0 0.0% 0 N/A% 0 N/A%
Drupal\Core\Config\Context\ConfigContextFactory::get0 N/A% 0 0.0% -1 -0.5% 0 N/A% 0 N/A%
Drupal\Core\DrupalKernel::initializeContainer0 N/A% 0 0.0% 1 0.5% 0 N/A% 0 N/A%
_drupal_simpletest_conf_path0 N/A% 0 0.0% 0 0.0% 0 N/A% 0 N/A%
Child function
Symfony\Component\ClassLoader\ClassLoader::loadClass0 N/A% 174 89.2% 158 76.7% 0 N/A% 0 N/A%