Diff Report
Run #51981e001fd46: XHProf Run (Namespace=drupal-perf-cottser)
vs.
Run #51981beb768ad: XHProf Run (Namespace=drupal-perf-cottser)
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Regression/Improvement summary for class_exists

class_existsRun #51981e001fd46Run #51981beb768adDiffDiff%
Number of Function Calls50 50 0 0.0%
Incl. Wall Time (microsec)14,718 15,003 285 1.9%
Incl. Wall Time (microsec) per call 294 300 6 1.9%
Excl. Wall Time (microsec)231 264 33 14.3%
Incl. CPU (microsecs)14,777 15,061 284 1.9%
Incl. CPU (microsecs) per call 296 301 6 1.9%
Excl. CPU (microsec)247 277 30 12.1%
Incl. MemUse (bytes)1,798,016 1,798,016 0 0.0%
Incl. MemUse (bytes) per call 35,960 35,960 0 0.0%
Excl. MemUse (bytes)-4,688 -4,688 0 0.0%
Incl. PeakMemUse (bytes)1,600,784 1,600,784 0 0.0%
Incl. PeakMemUse (bytes) per call 32,016 32,016 0 0.0%
Excl. PeakMemUse (bytes)6,824 6,824 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% 285 199.3% 284 93.7% 0 N/A% 0 N/A%
Exclusive Metrics Diff for Current Function33 11.6% 30 10.6% 0 N/A% 0 N/A%
Parent functions
Drupal\Core\Entity\EntityManager::getControllerClass0 N/A% 85 29.8% 81 28.5% 0 N/A% 0 N/A%
Drupal\Core\Config\Context\ConfigContextFactory::get0 N/A% 69 24.2% 71 25.0% 0 N/A% 0 N/A%
Drupal\Component\Plugin\Factory\DefaultFactory::getPluginClass0 N/A% 69 24.2% 70 24.6% 0 N/A% 0 N/A%
Drupal\Core\Database\Connection::getDriverClass0 N/A% 61 21.4% 61 21.5% 0 N/A% 0 N/A%
Drupal\Component\Datetime\DateTimePlus::canUseIntl0 N/A% 1 0.4% 2 0.7% 0 N/A% 0 N/A%
Drupal\Core\Template\TwigEnvironment::loadTemplate0 N/A% 0 0.0% -1 -0.4% 0 N/A% 0 N/A%
_drupal_simpletest_conf_path0 N/A% 0 0.0% 0 0.0% 0 N/A% 0 N/A%
Drupal\Core\DrupalKernel::initializeContainer0 N/A% 0 0.0% 0 0.0% 0 N/A% 0 N/A%
Child functions
Symfony\Component\ClassLoader\ApcClassLoader::loadClass0 N/A% 252 88.4% 251 88.4% 0 N/A% 0 N/A%
Symfony\Component\ClassLoader\ClassLoader::loadClass0 N/A% 0 0.0% 3 1.1% 0 N/A% 0 N/A%