Diff Report
Run #519b0e62696b0: XHProf Run (Namespace=drupal-perf-jenlampton)
vs.
Run #519b130ea93e9: XHProf Run (Namespace=drupal-perf-jenlampton)
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Regression/Improvement summary for class_exists

class_existsRun #519b0e62696b0Run #519b130ea93e9DiffDiff%
Number of Function Calls55 57 2 3.6%
Incl. Wall Time (microsec)73,288 74,875 1,587 2.2%
Incl. Wall Time (microsec) per call 1,333 1,314 -19 -1.4%
Excl. Wall Time (microsec)431 451 20 4.6%
Incl. CPU (microsecs)73,372 74,968 1,596 2.2%
Incl. CPU (microsecs) per call 1,334 1,315 -19 -1.4%
Excl. CPU (microsec)459 482 23 5.0%
Incl. MemUse (bytes)6,228,016 6,443,512 215,496 3.5%
Incl. MemUse (bytes) per call 113,237 113,044 -193 -0.2%
Excl. MemUse (bytes)-7,728 -8,536 -808 -10.5%
Incl. PeakMemUse (bytes)6,068,904 6,226,592 157,688 2.6%
Incl. PeakMemUse (bytes) per call 110,344 109,238 -1,105 -1.0%
Excl. PeakMemUse (bytes)4,448 4,576 128 2.9%

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_exists2 50.0% 1,587 28.2% 1,596 69.0% 215,496 106.9% 157,688 89.8%
Exclusive Metrics Diff for Current Function20 1.3% 23 1.4% -808 -0.4% 128 0.1%
Parent functions
Drupal\Core\Database\Connection::getDriverClass2 100.0% 2,449 154.3% 2,453 153.7% 215,552 100.0% 157,840 100.1%
Drupal\Component\Plugin\Factory\DefaultFactory::getPluginClass0 0.0% -748 -47.1% -740 -46.4% -64 -0.0% -40 -0.0%
Drupal\Core\Config\Context\ConfigContextFactory::get0 0.0% -83 -5.2% -85 -5.3% 0 0.0% 0 0.0%
Drupal\Core\Entity\EntityManager::getControllerClass0 0.0% -42 -2.6% -43 -2.7% 8 0.0% -112 -0.1%
Drupal\Component\Datetime\DateTimePlus::canUseIntl0 0.0% 12 0.8% 11 0.7% 0 0.0% 0 0.0%
Drupal\Core\Template\TwigEnvironment::loadTemplate0 0.0% -1 -0.1% 0 0.0% 0 0.0% 0 0.0%
_drupal_simpletest_conf_path0 0.0% 0 0.0% -1 -0.1% 0 0.0% 0 0.0%
Drupal\Core\DrupalKernel::initializeContainer0 0.0% 0 0.0% 1 0.1% 0 0.0% 0 0.0%
Child function
Symfony\Component\ClassLoader\ClassLoader::loadClass2 100.0% 1,567 98.7% 1,573 98.6% 216,304 100.4% 157,560 99.9%