Diff Report
Run #5198f0bb880ef: XHProf Run (Namespace=drupal-perf-cottser)
vs.
Run #5198f219706e9: XHProf Run (Namespace=drupal-perf-cottser)
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Regression/Improvement summary for class_exists

class_existsRun #5198f0bb880efRun #5198f219706e9DiffDiff%
Number of Function Calls93 93 0 0.0%
Incl. Wall Time (microsec)7,397 7,577 180 2.4%
Incl. Wall Time (microsec) per call 80 81 2 2.4%
Excl. Wall Time (microsec)365 365 0 0.0%
Incl. CPU (microsecs)7,488 7,679 191 2.6%
Incl. CPU (microsecs) per call 81 83 2 2.6%
Excl. CPU (microsec)402 404 2 0.5%
Incl. MemUse (bytes)1,882,368 1,882,368 0 0.0%
Incl. MemUse (bytes) per call 20,241 20,241 0 0.0%
Excl. MemUse (bytes)-12,232 -12,232 0 0.0%
Incl. PeakMemUse (bytes)1,113,656 1,113,656 0 0.0%
Incl. PeakMemUse (bytes) per call 11,975 11,975 0 0.0%
Excl. PeakMemUse (bytes)8,544 8,544 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% 180 391.3% 191 88.8% 0 N/A% 0 N/A%
Exclusive Metrics Diff for Current Function0 0.0% 2 1.0% 0 N/A% 0 N/A%
Parent functions
Drupal\Component\Plugin\Factory\DefaultFactory::getPluginClass0 N/A% 156 86.7% 166 86.9% 0 N/A% 0 N/A%
Drupal\Core\Entity\EntityManager::getControllerClass0 N/A% 33 18.3% 35 18.3% 0 N/A% 0 N/A%
Drupal\Core\Config\Context\ConfigContextFactory::get0 N/A% -8 -4.4% -7 -3.7% 0 N/A% 0 N/A%
Drupal\Component\Datetime\DateTimePlus::canUseIntl0 N/A% -4 -2.2% -3 -1.6% 0 N/A% 0 N/A%
Drupal\Core\Controller\ControllerResolver::createController0 N/A% 1 0.6% 1 0.5% 0 N/A% 0 N/A%
Drupal\Core\Database\Connection::getDriverClass0 N/A% 1 0.6% 0 0.0% 0 N/A% 0 N/A%
_drupal_simpletest_conf_path0 N/A% 1 0.6% -1 -0.5% 0 N/A% 0 N/A%
Drupal\Core\Template\TwigEnvironment::loadTemplate0 N/A% 0 0.0% 1 0.5% 0 N/A% 0 N/A%
Drupal\Core\DrupalKernel::initializeContainer0 N/A% 0 0.0% -1 -0.5% 0 N/A% 0 N/A%
Child functions
Symfony\Component\ClassLoader\ApcClassLoader::loadClass0 N/A% 184 102.2% 194 101.6% 0 N/A% 0 N/A%
Symfony\Component\ClassLoader\ClassLoader::loadClass0 N/A% -4 -2.2% -5 -2.6% 0 N/A% 0 N/A%