Diff Report
Run #519de1c349c58: XHProf Run (Namespace=drupal-perf-cottser)
vs.
Run #519de2415c35a: XHProf Run (Namespace=drupal-perf-cottser)
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Regression/Improvement summary for class_exists

class_existsRun #519de1c349c58Run #519de2415c35aDiffDiff%
Number of Function Calls348 348 0 0.0%
Incl. Wall Time (microsec)27,593 27,844 251 0.9%
Incl. Wall Time (microsec) per call 79 80 1 0.9%
Excl. Wall Time (microsec)1,344 1,349 5 0.4%
Incl. CPU (microsecs)27,921 28,138 217 0.8%
Incl. CPU (microsecs) per call 80 81 1 0.8%
Excl. CPU (microsec)1,396 1,376 -20 -1.4%
Incl. MemUse (bytes)2,330,808 2,330,808 0 0.0%
Incl. MemUse (bytes) per call 6,698 6,698 0 0.0%
Excl. MemUse (bytes)-25,240 -25,240 0 0.0%
Incl. PeakMemUse (bytes)1,247,864 1,247,864 0 0.0%
Incl. PeakMemUse (bytes) per call 3,586 3,586 0 0.0%
Excl. PeakMemUse (bytes)9,544 9,544 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% 251 33.2% 217 68.7% 0 N/A% 0 N/A%
Exclusive Metrics Diff for Current Function5 2.0% -20 -9.2% 0 N/A% 0 N/A%
Parent functions
Drupal\Component\Plugin\Factory\DefaultFactory::getPluginClass0 N/A% 214 85.3% 184 84.8% 0 N/A% 0 N/A%
Drupal\Component\Datetime\DateTimePlus::canUseIntl0 N/A% 42 16.7% 40 18.4% 0 N/A% 0 N/A%
Drupal\Core\Database\Connection::getDriverClass0 N/A% 5 2.0% 5 2.3% 0 N/A% 0 N/A%
Drupal\Core\Template\TwigEnvironment::loadTemplate0 N/A% -4 -1.6% -5 -2.3% 0 N/A% 0 N/A%
Drupal\Core\Entity\EntityManager::getControllerClass0 N/A% -3 -1.2% -3 -1.4% 0 N/A% 0 N/A%
file_stream_wrapper_get_instance_by_uri0 N/A% -3 -1.2% -5 -2.3% 0 N/A% 0 N/A%
file_stream_wrapper_valid_scheme0 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\Core\Config\Context\ConfigContextFactory::get0 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%
Doctrine\Common\Annotations\DocParser::classExists0 N/A% 0 0.0% 1 0.5% 0 N/A% 0 N/A%
Child functions
Symfony\Component\ClassLoader\ApcClassLoader::loadClass0 N/A% 214 85.3% 211 97.2% 0 N/A% 0 N/A%
Symfony\Component\ClassLoader\ClassLoader::loadClass0 N/A% 32 12.7% 26 12.0% 0 N/A% 0 N/A%