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

class_existsRun #519fc98bf3badRun #519fc956834f6DiffDiff%
Number of Function Calls75 75 0 0.0%
Incl. Wall Time (microsec)4,935 4,843 -92 -1.9%
Incl. Wall Time (microsec) per call 66 65 -1 -1.9%
Excl. Wall Time (microsec)260 277 17 6.5%
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 Function17 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%