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

class_existsRun #53ccf06f3ae60Run #53ccf1bb00d4bDiffDiff%
Number of Function Calls376 376 0 0.0%
Incl. Wall Time (microsec)31,017 30,834 -183 -0.6%
Incl. Wall Time (microsec) per call 82 82 -0 -0.6%
Excl. Wall Time (microsec)549 539 -10 -1.8%
Incl. CPU (microsecs)31,271 31,038 -233 -0.7%
Incl. CPU (microsecs) per call 83 83 -1 -0.7%
Excl. CPU (microsec)770 704 -66 -8.6%
Incl. MemUse (bytes)4,855,088 4,857,488 2,400 0.0%
Incl. MemUse (bytes) per call 12,912 12,919 6 0.0%
Excl. MemUse (bytes)6,512 6,512 0 0.0%
Incl. PeakMemUse (bytes)3,905,072 3,897,720 -7,352 -0.2%
Incl. PeakMemUse (bytes) per call 10,386 10,366 -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 Function-10 -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%