Diff Report
Run #518fb7370421e: XHProf Run (Namespace=drupal-perf-cottser)
vs.
Run #518fbcc2155d3: XHProf Run (Namespace=drupal-perf-cottser)
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Regression/Improvement summary for class_exists

class_existsRun #518fb7370421eRun #518fbcc2155d3DiffDiff%
Number of Function Calls45 45 0 0.0%
Incl. Wall Time (microsec)2,322 2,355 33 1.4%
Incl. Wall Time (microsec) per call 52 52 1 1.4%
Excl. Wall Time (microsec)145 156 11 7.6%
Incl. CPU (microsecs)2,367 2,403 36 1.5%
Incl. CPU (microsecs) per call 53 53 1 1.5%
Excl. CPU (microsec)169 184 15 8.9%
Incl. MemUse (bytes)486,496 486,496 0 0.0%
Incl. MemUse (bytes) per call 10,811 10,811 0 0.0%
Excl. MemUse (bytes)-1,032 -1,032 0 0.0%
Incl. PeakMemUse (bytes)375,592 375,592 0 0.0%
Incl. PeakMemUse (bytes) per call 8,346 8,346 0 0.0%
Excl. PeakMemUse (bytes)6,856 6,856 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_exists0 N/A% 33 22.4% 36 5.2% 0 N/A% 0 N/A%
Exclusive Metrics Diff for Current Function11 33.3% 15 41.7% 0 N/A% 0 N/A%
Parent functions
Drupal\Core\Entity\EntityManager::getControllerClass0 N/A% 40 121.2% 38 105.6% 0 N/A% 0 N/A%
Drupal\Core\Database\Connection::getDriverClass0 N/A% -38 -115.2% -38 -105.6% 0 N/A% 0 N/A%
Drupal\Component\Plugin\Factory\DefaultFactory::getPluginClass0 N/A% 27 81.8% 31 86.1% 0 N/A% 0 N/A%
Drupal\Component\Datetime\DateTimePlus::canUseIntl0 N/A% 4 12.1% 4 11.1% 0 N/A% 0 N/A%
_drupal_simpletest_conf_path0 N/A% 0 0.0% 2 5.6% 0 N/A% 0 N/A%
Drupal\Core\Config\Context\ConfigContextFactory::get0 N/A% 0 0.0% 1 2.8% 0 N/A% 0 N/A%
Drupal\Core\DrupalKernel::initializeContainer0 N/A% 0 0.0% -2 -5.6% 0 N/A% 0 N/A%
Child functions
Symfony\Component\ClassLoader\ApcClassLoader::loadClass0 N/A% 23 69.7% 22 61.1% 0 N/A% 0 N/A%
Symfony\Component\ClassLoader\ClassLoader::loadClass0 N/A% -1 -3.0% -1 -2.8% 0 N/A% 0 N/A%