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

class_existsRun #51a562cdc3626Run #51a5545d76a23DiffDiff%
Number of Function Calls221 219 -2 -0.9%
Incl. Wall Time (microsec)21,629 21,585 -44 -0.2%
Incl. Wall Time (microsec) per call 98 99 1 0.7%
Excl. Wall Time (microsec)1,121 1,124 3 0.3%
Incl. CPU (microsecs)20,002 20,000 -2 -0.0%
Incl. CPU (microsecs) per call 91 91 1 0.9%
Excl. CPU (microsec)0 0 0 N/A%
Incl. MemUse (bytes)925,940 925,928 -12 -0.0%
Incl. MemUse (bytes) per call 4,190 4,228 38 0.9%
Excl. MemUse (bytes)-7,824 -7,824 0 0.0%
Incl. PeakMemUse (bytes)763,508 763,968 460 0.1%
Incl. PeakMemUse (bytes) per call 3,455 3,488 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_exists-2 -100.0% -44 -0.2% -2 -0.0% -12 -0.0% 460 0.7%
Exclusive Metrics Diff for Current Function3 6.8% 0 0.0% 0 0.0% 0 0.0%
Parent functions
Drupal\Component\Datetime\DateTimePlus::canUseIntl0 0.0% -95 -215.9% -1 -50.0% 0 0.0% -4 -0.9%
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\Template\TwigEnvironment::loadTemplate-2 -100.0% -7 -15.9% 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%
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\Core\Config\Context\ConfigContextFactory::get0 0.0% 0 0.0% 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%
Drupal\Core\DrupalKernel::initializeContainer0 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%