Diff Report
Run #51a1855d1e29c: XHProf Run (Namespace=drupal-perf-ezeedub)
vs.
Run #51a184397f8eb: XHProf Run (Namespace=drupal-perf-ezeedub)
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Regression/Improvement summary for class_exists

class_existsRun #51a1855d1e29cRun #51a184397f8ebDiffDiff%
Number of Function Calls76 75 -1 -1.3%
Incl. Wall Time (microsec)7,065 7,027 -38 -0.5%
Incl. Wall Time (microsec) per call 93 94 1 0.8%
Excl. Wall Time (microsec)408 410 2 0.5%
Incl. CPU (microsecs)0 4,000 4,000 N/A%
Incl. CPU (microsecs) per call 0 53 53 N/A%
Excl. CPU (microsec)0 0 0 N/A%
Incl. MemUse (bytes)943,056 943,052 -4 -0.0%
Incl. MemUse (bytes) per call 12,409 12,574 165 1.3%
Excl. MemUse (bytes)-4,644 -4,644 0 0.0%
Incl. PeakMemUse (bytes)811,080 809,324 -1,756 -0.2%
Incl. PeakMemUse (bytes) per call 10,672 10,791 119 1.1%
Excl. PeakMemUse (bytes)4,856 4,856 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-1 -100.0% -38 -0.9% 4,000 N/A% -4 -0.0% -1,756 -11.0%
Exclusive Metrics Diff for Current Function2 5.3% 0 0.0% 0 0.0% 0 0.0%
Parent functions
Drupal\Core\Database\Connection::getDriverClass0 0.0% -42 -110.5% 0 0.0% 4 100.0% 4 0.2%
Drupal\Component\Plugin\Factory\DefaultFactory::getPluginClass0 0.0% 22 57.9% 4,000 100.0% -12 -300.0% -116 -6.6%
Drupal\Component\Datetime\DateTimePlus::canUseIntl0 0.0% -8 -21.1% 0 0.0% 0 0.0% 0 0.0%
Drupal\Core\Config\Context\ConfigContextFactory::get0 0.0% -4 -10.5% 0 0.0% 0 0.0% 0 0.0%
Drupal\Core\Template\TwigEnvironment::loadTemplate-1 -100.0% -3 -7.9% 0 0.0% 0 0.0% 0 0.0%
Drupal\Core\Controller\ControllerResolver::createController0 0.0% -2 -5.3% 0 0.0% 0 0.0% 0 0.0%
Drupal\Core\Entity\EntityManager::getControllerClass0 0.0% -1 -2.6% 0 0.0% 4 100.0% -1,644 -93.6%
Drupal\Core\DrupalKernel::initializeContainer0 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%
Child functions
Symfony\Component\ClassLoader\ApcClassLoader::loadClass0 N/A% -32 -84.2% 4,000 100.0% -4 -100.0% -1,756 -100.0%
Symfony\Component\ClassLoader\ClassLoader::loadClass0 N/A% -8 -21.1% 0 0.0% 0 0.0% 0 0.0%