Diff Report
Run #51a5545d76a23: XHProf Run (Namespace=drupal-perf-ezeedub)
vs.
Run #51a562cdc3626: XHProf Run (Namespace=drupal-perf-ezeedub)
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Regression/Improvement summary for class_exists

class_existsRun #51a5545d76a23Run #51a562cdc3626DiffDiff%
Number of Function Calls219 221 2 0.9%
Incl. Wall Time (microsec)21,585 21,629 44 0.2%
Incl. Wall Time (microsec) per call 99 98 -1 -0.7%
Excl. Wall Time (microsec)1,124 1,121 -3 -0.3%
Incl. CPU (microsecs)20,000 20,002 2 0.0%
Incl. CPU (microsecs) per call 91 91 -1 -0.9%
Excl. CPU (microsec)0 0 0 N/A%
Incl. MemUse (bytes)925,928 925,940 12 0.0%
Incl. MemUse (bytes) per call 4,228 4,190 -38 -0.9%
Excl. MemUse (bytes)-7,824 -7,824 0 0.0%
Incl. PeakMemUse (bytes)763,968 763,508 -460 -0.1%
Incl. PeakMemUse (bytes) per call 3,488 3,455 -34 -1.0%
Excl. PeakMemUse (bytes)5,656 5,656 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_exists2 100.0% 44 0.2% 2 0.0% 12 0.0% -460 -0.7%
Exclusive Metrics Diff for Current Function-3 -6.8% 0 0.0% 0 0.0% 0 0.0%
Parent functions
Drupal\Core\Template\TwigEnvironment::loadTemplate2 100.0% 7 15.9% 0 0.0% 0 0.0% 0 0.0%
Drupal\Component\Datetime\DateTimePlus::canUseIntl0 0.0% 95 215.9% 1 50.0% 0 0.0% 4 0.9%
file_stream_wrapper_valid_scheme0 0.0% -1 -2.3% 0 0.0% 0 0.0% 0 0.0%
file_stream_wrapper_get_instance_by_uri0 0.0% 0 0.0% 0 0.0% 0 0.0% 0 0.0%
Drupal\Component\Plugin\Factory\DefaultFactory::getPluginClass0 0.0% -63 -143.2% -4,000 -200000.0% 20 166.7% 28 6.1%
Drupal\Core\Entity\EntityManager::getControllerClass0 0.0% 10 22.7% 4,001 200050.0% 0 0.0% -484 -105.2%
Drupal\Core\DrupalKernel::initializeContainer0 0.0% 0 0.0% 0 0.0% 0 0.0% 0 0.0%
Drupal\Core\Config\Context\ConfigContextFactory::get0 0.0% 0 0.0% 0 0.0% 0 0.0% 0 0.0%
Drupal\Core\Database\Connection::getDriverClass0 0.0% -3 -6.8% 0 0.0% -8 -66.7% -8 -1.7%
Drupal\Core\Controller\ControllerResolver::createController0 0.0% -1 -2.3% 0 0.0% 0 0.0% 0 0.0%
_drupal_simpletest_conf_path0 0.0% 0 0.0% 0 0.0% 0 0.0% 0 0.0%
Child functions
Symfony\Component\ClassLoader\ClassLoader::loadClass0 N/A% 112 254.5% 1 50.0% 0 0.0% 4 0.9%
Symfony\Component\ClassLoader\ApcClassLoader::loadClass0 N/A% -65 -147.7% 1 50.0% 12 100.0% -464 -100.9%