Diff Report
Run #51978d2b1f3d1: XHProf Run (Namespace=drupal-perf-cottser)
vs.
Run #51978cc86c728: XHProf Run (Namespace=drupal-perf-cottser)
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Regression/Improvement summary for class_exists

class_existsRun #51978d2b1f3d1Run #51978cc86c728DiffDiff%
Number of Function Calls55 55 0 0.0%
Incl. Wall Time (microsec)19,760 19,885 125 0.6%
Incl. Wall Time (microsec) per call 359 362 2 0.6%
Excl. Wall Time (microsec)246 256 10 4.1%
Incl. CPU (microsecs)19,827 19,952 125 0.6%
Incl. CPU (microsecs) per call 360 363 2 0.6%
Excl. CPU (microsec)265 277 12 4.5%
Incl. MemUse (bytes)2,730,304 2,730,304 0 0.0%
Incl. MemUse (bytes) per call 49,642 49,642 0 0.0%
Excl. MemUse (bytes)-6,320 -6,320 0 0.0%
Incl. PeakMemUse (bytes)2,432,024 2,432,024 0 0.0%
Incl. PeakMemUse (bytes) per call 44,219 44,219 0 0.0%
Excl. PeakMemUse (bytes)6,032 6,032 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% 125 31.2% 125 13.3% 0 N/A% 0 N/A%
Exclusive Metrics Diff for Current Function10 8.0% 12 9.6% 0 N/A% 0 N/A%
Parent functions
Drupal\Core\Entity\EntityManager::getControllerClass0 N/A% 180 144.0% 178 142.4% 0 N/A% 0 N/A%
Drupal\Component\Plugin\Factory\DefaultFactory::getPluginClass0 N/A% -98 -78.4% -93 -74.4% 0 N/A% 0 N/A%
Drupal\Core\Database\Connection::getDriverClass0 N/A% 36 28.8% 35 28.0% 0 N/A% 0 N/A%
Drupal\Core\Config\Context\ConfigContextFactory::get0 N/A% 5 4.0% 5 4.0% 0 N/A% 0 N/A%
Drupal\Component\Datetime\DateTimePlus::canUseIntl0 N/A% 2 1.6% -1 -0.8% 0 N/A% 0 N/A%
Drupal\Core\Template\TwigEnvironment::loadTemplate0 N/A% 0 0.0% 1 0.8% 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% 114 91.2% 113 90.4% 0 N/A% 0 N/A%
Symfony\Component\ClassLoader\ClassLoader::loadClass0 N/A% 1 0.8% 0 0.0% 0 N/A% 0 N/A%