Diff Report
Run #53ccf1bb00d4b: XHProf Run (Namespace=drupal-perf-cottser)
vs.
Run #53ccf06f3ae60: XHProf Run (Namespace=drupal-perf-cottser)
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Regression/Improvement summary for class_exists

class_existsRun #53ccf1bb00d4bRun #53ccf06f3ae60DiffDiff%
Number of Function Calls376 376 0 0.0%
Incl. Wall Time (microsec)30,834 31,017 183 0.6%
Incl. Wall Time (microsec) per call 82 82 0 0.6%
Excl. Wall Time (microsec)539 549 10 1.9%
Incl. CPU (microsecs)31,038 31,271 233 0.8%
Incl. CPU (microsecs) per call 83 83 1 0.8%
Excl. CPU (microsec)704 770 66 9.4%
Incl. MemUse (bytes)4,857,488 4,855,088 -2,400 -0.0%
Incl. MemUse (bytes) per call 12,919 12,912 -6 -0.0%
Excl. MemUse (bytes)6,512 6,512 0 0.0%
Incl. PeakMemUse (bytes)3,897,720 3,905,072 7,352 0.2%
Incl. PeakMemUse (bytes) per call 10,366 10,386 20 0.2%
Excl. PeakMemUse (bytes)6,648 6,648 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% 183 12.1% 233 14.2% -2,400 -37.4% 7,352 68.5%
Exclusive Metrics Diff for Current Function10 5.5% 66 28.3% 0 0.0% 0 0.0%
Parent functions
Drupal\Component\Plugin\Factory\DefaultFactory::getPluginClass0 N/A% 168 91.8% 181 77.7% -808 -33.7% 1,688 23.0%
Drupal\Core\Entity\EntityType::hasControllerClass0 N/A% -76 -41.5% -74 -31.8% -1,712 -71.3% 6,072 82.6%
Drupal\Core\Entity\Query\QueryBase::getClass0 N/A% 66 36.1% 67 28.8% -96 -4.0% -232 -3.2%
Drupal\Core\Form\FormBuilder::getFormId0 N/A% 33 18.0% 37 15.9% -112 -4.7% -24 -0.3%
Drupal\Core\Entity\EntityManager::getDefinition0 N/A% -8 -4.4% 22 9.4% 176 7.3% -608 -8.3%
Drupal\Core\Database\Connection::getDriverClass0 N/A% -3 -1.6% -4 -1.7% 80 3.3% 288 3.9%
Drupal\Core\DependencyInjection\ClassResolver::getInstanceFromDefinition0 N/A% 3 1.6% 2 0.9% 72 3.0% 168 2.3%
Drupal\Core\Template\TwigEnvironment::loadTemplate0 N/A% 0 0.0% 0 0.0% 0 0.0% 0 0.0%
file_stream_wrapper_get_instance_by_scheme0 N/A% 0 0.0% 0 0.0% 0 0.0% 0 0.0%
Drupal\Core\DrupalKernel::initializeContainer0 N/A% 0 0.0% 2 0.9% 0 0.0% 0 0.0%
Child function
Composer\Autoload\ClassLoader::loadClass0 N/A% 173 94.5% 167 71.7% -2,400 -100.0% 7,352 100.0%