Diff Report
Run #519fd0873c1d7: XHProf Run (Namespace=drupal-perf-mrbaileys)
vs.
Run #519fd0d6038b3: XHProf Run (Namespace=drupal-perf-mrbaileys)
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Regression/Improvement summary for class_exists

class_existsRun #519fd0873c1d7Run #519fd0d6038b3DiffDiff%
Number of Function Calls183 183 0 0.0%
Incl. Wall Time (microsec)35,856 35,370 -486 -1.4%
Incl. Wall Time (microsec) per call 196 193 -3 -1.4%
Excl. Wall Time (microsec)1,414 1,392 -22 -1.6%
Incl. CPU (microsecs)24,000 52,003 28,003 116.7%
Incl. CPU (microsecs) per call 131 284 153 116.7%
Excl. CPU (microsec)0 0 0 N/A%
Incl. MemUse (bytes)471,336 471,336 0 0.0%
Incl. MemUse (bytes) per call 2,576 2,576 0 0.0%
Excl. MemUse (bytes)-13,032 -13,032 0 0.0%
Incl. PeakMemUse (bytes)380,648 380,648 0 0.0%
Incl. PeakMemUse (bytes) per call 2,080 2,080 0 0.0%
Excl. PeakMemUse (bytes)8,312 8,312 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% -486 -704.3% 28,003 N/A% 0 N/A% 0 N/A%
Exclusive Metrics Diff for Current Function-22 -4.5% 0 0.0% 0 N/A% 0 N/A%
Parent functions
Drupal\Component\Datetime\DateTimePlus::canUseIntl0 N/A% -388 -79.8% 24,002 85.7% 0 N/A% 0 N/A%
Drupal\Core\Database\Connection::getDriverClass0 N/A% -55 -11.3% 4,000 14.3% 0 N/A% 0 N/A%
Drupal\Component\Plugin\Factory\DefaultFactory::getPluginClass0 N/A% -50 -10.3% 0 0.0% 0 N/A% 0 N/A%
Drupal\Core\Entity\EntityManager::getControllerClass0 N/A% 21 4.3% 1 0.0% 0 N/A% 0 N/A%
Drupal\Core\Database\Query\Select::extend0 N/A% -13 -2.7% 0 0.0% 0 N/A% 0 N/A%
Drupal\Core\Config\Context\ConfigContextFactory::get0 N/A% -1 -0.2% 0 0.0% 0 N/A% 0 N/A%
Drupal\Core\Template\TwigEnvironment::loadTemplate0 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%
_drupal_simpletest_conf_path0 N/A% 0 0.0% 0 0.0% 0 N/A% 0 N/A%
Child functions
Symfony\Component\ClassLoader\ClassLoader::loadClass0 N/A% -382 -78.6% 24,002 85.7% 0 N/A% 0 N/A%
Symfony\Component\ClassLoader\ApcClassLoader::loadClass0 N/A% -82 -16.9% 4,001 14.3% 0 N/A% 0 N/A%