Diff Report
Run #51a4463d308ce: XHProf Run (Namespace=drupal-perf-ezeedub)
vs.
Run #51a448a326782: XHProf Run (Namespace=drupal-perf-ezeedub)
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Regression/Improvement summary for class_exists

class_existsRun #51a4463d308ceRun #51a448a326782DiffDiff%
Number of Function Calls47 51 4 8.5%
Incl. Wall Time (microsec)5,340 5,498 158 3.0%
Incl. Wall Time (microsec) per call 114 108 -6 -5.1%
Excl. Wall Time (microsec)270 295 25 9.3%
Incl. CPU (microsecs)4,001 16,001 12,000 299.9%
Incl. CPU (microsecs) per call 85 314 229 268.6%
Excl. CPU (microsec)4,001 0 -4,001 -100.0%
Incl. MemUse (bytes)442,172 442,196 24 0.0%
Incl. MemUse (bytes) per call 9,408 8,671 -737 -7.8%
Excl. MemUse (bytes)-1,076 -1,076 0 0.0%
Incl. PeakMemUse (bytes)354,520 354,632 112 0.0%
Incl. PeakMemUse (bytes) per call 7,543 6,954 -589 -7.8%
Excl. PeakMemUse (bytes)4,060 4,060 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_exists4 100.0% 158 1.0% 12,000 150.0% 24 0.0% 112 0.1%
Exclusive Metrics Diff for Current Function25 15.8% -4,001 -33.3% 0 0.0% 0 0.0%
Parent functions
Drupal\Component\Datetime\DateTimePlus::canUseIntl0 0.0% -8 -5.1% 4,000 33.3% 0 0.0% 40 35.7%
Drupal\Component\Plugin\Factory\DefaultFactory::getPluginClass0 0.0% 1 0.6% 0 0.0% 0 0.0% 0 0.0%
Drupal\Core\Config\Context\ConfigContextFactory::get0 0.0% 7 4.4% 0 0.0% 0 0.0% 0 0.0%
Drupal\Core\Controller\ControllerResolver::createController0 0.0% 0 0.0% 0 0.0% 0 0.0% 0 0.0%
Drupal\Core\Database\Connection::getDriverClass0 0.0% 3 1.9% 4,001 33.3% 0 0.0% 0 0.0%
Drupal\Core\DrupalKernel::initializeContainer0 0.0% 2 1.3% 0 0.0% 0 0.0% 0 0.0%
Drupal\Core\Entity\EntityManager::getControllerClass0 0.0% 139 88.0% 3,999 33.3% 24 100.0% 72 64.3%
Drupal\Core\Template\TwigEnvironment::loadTemplate4 100.0% 15 9.5% 0 0.0% 0 0.0% 0 0.0%
_drupal_simpletest_conf_path0 0.0% -1 -0.6% 0 0.0% 0 0.0% 0 0.0%
Child functions
Symfony\Component\ClassLoader\ApcClassLoader::loadClass0 N/A% 143 90.5% 12,001 100.0% 24 100.0% 92 82.1%
Symfony\Component\ClassLoader\ClassLoader::loadClass0 N/A% -10 -6.3% 4,000 33.3% 0 0.0% 20 17.9%