Diff Report
Run #5196effcededb: XHProf Run (Namespace=drupal-perf-steveoliver)
vs.
Run #5196ef15c751e: XHProf Run (Namespace=drupal-perf-steveoliver)
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Regression/Improvement summary for class_exists

class_existsRun #5196effcededbRun #5196ef15c751eDiffDiff%
Number of Function Calls39 39 0 0.0%
Incl. Wall Time (microsec)143,088 231,175 88,087 61.6%
Incl. Wall Time (microsec) per call 3,669 5,928 2,259 61.6%
Excl. Wall Time (microsec)871 1,400 529 60.7%
Incl. CPU (microsecs)40,002 56,005 16,003 40.0%
Incl. CPU (microsecs) per call 1,026 1,436 410 40.0%
Excl. CPU (microsec)0 0 0 N/A%
Incl. MemUse (bytes)8,366,248 8,366,248 0 0.0%
Incl. MemUse (bytes) per call 214,519 214,519 0 0.0%
Excl. MemUse (bytes)-7,568 -7,568 0 0.0%
Incl. PeakMemUse (bytes)7,996,064 7,996,064 0 0.0%
Incl. PeakMemUse (bytes) per call 205,027 205,027 0 0.0%
Excl. PeakMemUse (bytes)3,888 3,888 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% 88,087 7.4% 16,003 400.1% 0 N/A% 0 N/A%
Exclusive Metrics Diff for Current Function529 0.6% 0 0.0% 0 N/A% 0 N/A%
Parent functions
Drupal\Component\Plugin\Factory\DefaultFactory::getPluginClass0 N/A% 64,677 73.4% 12,002 75.0% 0 N/A% 0 N/A%
Drupal\Core\Entity\EntityManager::getControllerClass0 N/A% 16,046 18.2% 8,001 50.0% 0 N/A% 0 N/A%
Drupal\Core\Database\Connection::getDriverClass0 N/A% 5,605 6.4% 0 0.0% 0 N/A% 0 N/A%
Drupal\Core\Config\Context\ConfigContextFactory::get0 N/A% 992 1.1% -4,000 -25.0% 0 N/A% 0 N/A%
Drupal\Component\Datetime\DateTimePlus::canUseIntl0 N/A% 747 0.8% 0 0.0% 0 N/A% 0 N/A%
Drupal\Core\DrupalKernel::initializeContainer0 N/A% 13 0.0% 0 0.0% 0 N/A% 0 N/A%
_drupal_simpletest_conf_path0 N/A% 7 0.0% 0 0.0% 0 N/A% 0 N/A%
Child function
Symfony\Component\ClassLoader\ClassLoader::loadClass0 N/A% 87,558 99.4% 16,003 100.0% 0 N/A% 0 N/A%