Diff Report
Run #519fc956834f6: XHProf Run (Namespace=drupal-perf-drupalcon)
vs.
Run #519fc98bf3bad: XHProf Run (Namespace=drupal-perf-drupalcon)
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Regression/Improvement summary for class_exists

class_existsRun #519fc956834f6Run #519fc98bf3badDiffDiff%
Number of Function Calls75 75 0 0.0%
Incl. Wall Time (microsec)4,843 4,935 92 1.9%
Incl. Wall Time (microsec) per call 65 66 1 1.9%
Excl. Wall Time (microsec)277 260 -17 -6.1%
Incl. CPU (microsecs)8,000 8,000 0 0.0%
Incl. CPU (microsecs) per call 107 107 0 0.0%
Excl. CPU (microsec)0 0 0 N/A%
Incl. MemUse (bytes)1,591,296 1,591,296 0 0.0%
Incl. MemUse (bytes) per call 21,217 21,217 0 0.0%
Excl. MemUse (bytes)-9,240 -9,240 0 0.0%
Incl. PeakMemUse (bytes)1,275,184 1,275,184 0 0.0%
Incl. PeakMemUse (bytes) per call 17,002 17,002 0 0.0%
Excl. PeakMemUse (bytes)8,496 8,496 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% 92 77.3% 0 0.0% 0 N/A% 0 N/A%
Exclusive Metrics Diff for Current Function-17 -18.5% 0 N/A% 0 N/A% 0 N/A%
Parent functions
Drupal\Component\Plugin\Factory\DefaultFactory::getPluginClass0 N/A% 40 43.5% 4,000 N/A% 0 N/A% 0 N/A%
Drupal\Core\Database\Connection::getDriverClass0 N/A% 28 30.4% 0 N/A% 0 N/A% 0 N/A%
Drupal\Core\Entity\EntityManager::getControllerClass0 N/A% 15 16.3% -4,000 N/A% 0 N/A% 0 N/A%
Drupal\Core\Config\Context\ConfigContextFactory::get0 N/A% 7 7.6% 0 N/A% 0 N/A% 0 N/A%
Drupal\Component\Datetime\DateTimePlus::canUseIntl0 N/A% 1 1.1% 0 N/A% 0 N/A% 0 N/A%
_drupal_simpletest_conf_path0 N/A% 1 1.1% 0 N/A% 0 N/A% 0 N/A%
Drupal\Core\Template\TwigEnvironment::loadTemplate0 N/A% 0 0.0% 0 N/A% 0 N/A% 0 N/A%
Drupal\Core\DrupalKernel::initializeContainer0 N/A% 0 0.0% 0 N/A% 0 N/A% 0 N/A%
Child function
Symfony\Component\ClassLoader\ApcClassLoader::loadClass0 N/A% 109 118.5% 0 N/A% 0 N/A% 0 N/A%