Diff Report
Run #541de429e5ab1: XHProf Run (Namespace=drupal-perf-cottser)
vs.
Run #541de5cbd937a: XHProf Run (Namespace=drupal-perf-cottser)
Tip
Click a function name below to drill down.

Regression/Improvement summary for class_exists

class_existsRun #541de429e5ab1Run #541de5cbd937aDiffDiff%
Number of Function Calls1,121 1,121 0 0.0%
Incl. Wall Time (microsec)74,690 73,968 -722 -1.0%
Incl. Wall Time (microsec) per call 67 66 -1 -1.0%
Excl. Wall Time (microsec)2,015 1,978 -37 -1.8%
Incl. CPU (microsecs)75,760 75,059 -701 -0.9%
Incl. CPU (microsecs) per call 68 67 -1 -0.9%
Excl. CPU (microsec)2,967 2,942 -25 -0.8%
Incl. MemUse (bytes)11,769,624 11,769,376 -248 -0.0%
Incl. MemUse (bytes) per call 10,499 10,499 -0 -0.0%
Excl. MemUse (bytes)2,952 2,952 0 0.0%
Incl. PeakMemUse (bytes)10,633,360 10,636,536 3,176 0.0%
Incl. PeakMemUse (bytes) per call 9,486 9,488 3 0.0%
Excl. PeakMemUse (bytes)16,856 16,872 16 0.1%

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% -722 -7.9% -701 -8.5% -248 -0.2% 3,176 2.6%
Exclusive Metrics Diff for Current Function-37 -5.1% -25 -3.6% 0 0.0% 16 0.5%
Parent functions
Drupal\Component\Plugin\Factory\DefaultFactory::getPluginClass0 N/A% -687 -95.2% -675 -96.3% 48 19.4% -304 -9.6%
Drupal\Core\Entity\EntityManager::getDefinition0 N/A% 140 19.4% 139 19.8% -72 -29.0% 3,344 105.3%
Drupal\Core\Entity\EntityType::hasHandlerClass0 N/A% -103 -14.3% -97 -13.8% -72 -29.0% 72 2.3%
Drupal\Core\Database\Connection::getDriverClass0 N/A% -60 -8.3% -59 -8.4% -32 -12.9% 40 1.3%
Drupal\Core\Entity\Query\QueryBase::getClass0 N/A% -25 -3.5% -19 -2.7% 0 0.0% 8 0.3%
Drupal\Core\Form\FormBuilder::getFormId0 N/A% 11 1.5% 11 1.6% -80 -32.3% 16 0.5%
Drupal\Core\DependencyInjection\ClassResolver::getInstanceFromDefinition0 N/A% 4 0.6% 3 0.4% -40 -16.1% 0 0.0%
Drupal\Core\Template\TwigEnvironment::loadTemplate0 N/A% -2 -0.3% -3 -0.4% 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% -1 -0.1% 0 0.0% 0 0.0%
Child function
Composer\Autoload\ClassLoader::loadClass0 N/A% -685 -94.9% -676 -96.4% -248 -100.0% 3,160 99.5%