Diff Report
Run #52c96df6ca13b: XHProf Run (Namespace=drupal-perf-cottser)
vs.
Run #52c96d7c36f9e: XHProf Run (Namespace=drupal-perf-cottser)
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Regression/Improvement summary for class_exists

class_existsRun #52c96df6ca13bRun #52c96d7c36f9eDiffDiff%
Number of Function Calls249 249 0 0.0%
Incl. Wall Time (microsec)4,539 4,464 -75 -1.7%
Incl. Wall Time (microsec) per call 18 18 -0 -1.7%
Excl. Wall Time (microsec)412 414 2 0.5%
Incl. CPU (microsecs)4,665 4,596 -69 -1.5%
Incl. CPU (microsecs) per call 19 18 -0 -1.5%
Excl. CPU (microsec)499 502 3 0.6%
Incl. MemUse (bytes)1,446,256 1,446,256 0 0.0%
Incl. MemUse (bytes) per call 5,808 5,808 0 0.0%
Excl. MemUse (bytes)-8,312 -8,312 0 0.0%
Incl. PeakMemUse (bytes)1,017,040 1,017,040 0 0.0%
Incl. PeakMemUse (bytes) per call 4,084 4,084 0 0.0%
Excl. PeakMemUse (bytes)10,040 10,040 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% -75 -60.0% -69 -8.6% 0 N/A% 0 N/A%
Exclusive Metrics Diff for Current Function2 2.7% 3 4.3% 0 N/A% 0 N/A%
Parent functions
Drupal\Component\Plugin\Factory\DefaultFactory::getPluginClass0 N/A% -52 -69.3% -48 -69.6% 0 N/A% 0 N/A%
Drupal\Core\Database\Connection::getDriverClass0 N/A% -27 -36.0% -24 -34.8% 0 N/A% 0 N/A%
Drupal\Core\Entity\Query\QueryBase::getClass0 N/A% 17 22.7% 16 23.2% 0 N/A% 0 N/A%
Drupal\Core\Entity\EntityManager::getControllerClass0 N/A% -16 -21.3% -13 -18.8% 0 N/A% 0 N/A%
Drupal\Core\Form\FormBuilder::getFormId0 N/A% 2 2.7% 3 4.3% 0 N/A% 0 N/A%
Drupal\Core\Controller\ControllerResolver::createController0 N/A% 1 1.3% -1 -1.4% 0 N/A% 0 N/A%
Drupal\Core\DrupalKernel::initializeContainer0 N/A% 0 0.0% 1 1.4% 0 N/A% 0 N/A%
Drupal\Core\Template\TwigEnvironment::loadTemplate0 N/A% 0 0.0% -2 -2.9% 0 N/A% 0 N/A%
Drupal\Core\Config\Context\ConfigContextFactory::get0 N/A% 0 0.0% 0 0.0% 0 N/A% 0 N/A%
Drupal\Component\Datetime\DateTimePlus::intlDateFormatterExists0 N/A% 0 0.0% 0 0.0% 0 N/A% 0 N/A%
file_stream_wrapper_get_instance_by_scheme0 N/A% 0 0.0% 1 1.4% 0 N/A% 0 N/A%
_drupal_simpletest_conf_path0 N/A% 0 0.0% -2 -2.9% 0 N/A% 0 N/A%
Child function
Symfony\Component\ClassLoader\ApcClassLoader::loadClass0 N/A% -77 -102.7% -72 -104.3% 0 N/A% 0 N/A%