Diff Report
Run #518eee9367b5d: XHProf Run (Namespace=drupal-perf-cottser)
vs.
Run #518ef09a47b3b: XHProf Run (Namespace=drupal-perf-cottser)
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Regression/Improvement summary for class_exists

class_existsRun #518eee9367b5dRun #518ef09a47b3bDiffDiff%
Number of Function Calls43 44 1 2.3%
Incl. Wall Time (microsec)2,999 3,006 7 0.2%
Incl. Wall Time (microsec) per call 70 68 -1 -2.0%
Excl. Wall Time (microsec)178 180 2 1.1%
Incl. CPU (microsecs)3,043 3,059 16 0.5%
Incl. CPU (microsecs) per call 71 70 -1 -1.8%
Excl. CPU (microsec)188 203 15 8.0%
Incl. MemUse (bytes)546,992 546,992 0 0.0%
Incl. MemUse (bytes) per call 12,721 12,432 -289 -2.3%
Excl. MemUse (bytes)-1,720 -1,720 0 0.0%
Incl. PeakMemUse (bytes)425,840 425,840 0 0.0%
Incl. PeakMemUse (bytes) per call 9,903 9,678 -225 -2.3%
Excl. PeakMemUse (bytes)8,272 8,272 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_exists1 100.0% 7 3.8% 16 3.1% 0 0.0% 0 0.0%
Exclusive Metrics Diff for Current Function2 28.6% 15 93.8% 0 N/A% 0 N/A%
Parent functions
Drupal\Component\Datetime\DateTimePlus::canUseIntl0 0.0% 49 700.0% 51 318.8% 0 N/A% 0 N/A%
Drupal\Core\Database\Connection::getDriverClass0 0.0% -33 -471.4% -34 -212.5% 8 N/A% 8 N/A%
Drupal\Core\Entity\EntityManager::getControllerClass0 0.0% -24 -342.9% -15 -93.8% 0 N/A% 0 N/A%
Drupal\Component\Plugin\Factory\DefaultFactory::getPluginClass0 0.0% 17 242.9% 15 93.8% -8 N/A% -8 N/A%
Drupal\Core\Config\Context\ConfigContextFactory::get0 0.0% -3 -42.9% -4 -25.0% 0 N/A% 0 N/A%
Drupal\Core\Template\TwigEnvironment::loadTemplate1 100.0% 1 14.3% 3 18.8% 0 N/A% 0 N/A%
Drupal\Core\DrupalKernel::initializeContainer0 0.0% 0 0.0% 1 6.2% 0 N/A% 0 N/A%
_drupal_simpletest_conf_path0 0.0% 0 0.0% -1 -6.2% 0 N/A% 0 N/A%
Child functions
Symfony\Component\ClassLoader\ClassLoader::loadClass0 N/A% 49 700.0% 47 293.8% 0 N/A% 0 N/A%
Symfony\Component\ClassLoader\ApcClassLoader::loadClass0 N/A% -44 -628.6% -46 -287.5% 0 N/A% 0 N/A%