Diff Report
Run #52c2694eecde3: XHProf Run (Namespace=drupal-perf-joelpittet)
vs.
Run #52c2677cc22b0: XHProf Run (Namespace=drupal-perf-joelpittet)
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Regression/Improvement summary for class_exists

class_existsRun #52c2694eecde3Run #52c2677cc22b0DiffDiff%
Number of Function Calls42 41 -1 -2.4%
Incl. Wall Time (microsec)19,404 20,555 1,151 5.9%
Incl. Wall Time (microsec) per call 462 501 39 8.5%
Excl. Wall Time (microsec)150 151 1 0.7%
Incl. CPU (microsecs)19,458 20,605 1,147 5.9%
Incl. CPU (microsecs) per call 463 503 39 8.5%
Excl. CPU (microsec)176 173 -3 -1.7%
Incl. MemUse (bytes)1,846,776 1,846,600 -176 -0.0%
Incl. MemUse (bytes) per call 43,971 45,039 1,068 2.4%
Excl. MemUse (bytes)10,856 10,832 -24 -0.2%
Incl. PeakMemUse (bytes)1,465,864 1,466,136 272 0.0%
Incl. PeakMemUse (bytes) per call 34,902 35,759 858 2.5%
Excl. PeakMemUse (bytes)4,256 4,256 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_exists-1 -100.0% 1,151 2.7% 1,147 2.8% -176 -0.2% 272 0.2%
Exclusive Metrics Diff for Current Function1 0.1% -3 -0.3% -24 -13.6% 0 0.0%
Parent functions
Drupal\Core\Entity\EntityManager::getControllerClass0 0.0% 1,144 99.4% 1,137 99.1% 56 31.8% 560 205.9%
Drupal\Core\Database\Connection::getDriverClass0 0.0% 67 5.8% 68 5.9% -104 -59.1% -64 -23.5%
Drupal\Core\Form\FormBuilder::getFormId0 0.0% -57 -5.0% -57 -5.0% 24 13.6% -32 -11.8%
Drupal\Component\Plugin\Factory\DefaultFactory::getPluginClass0 0.0% 47 4.1% 51 4.4% -24 -13.6% -392 -144.1%
Drupal\Core\Controller\HtmlFormController::getFormObject0 0.0% -36 -3.1% -41 -3.6% 40 22.7% 80 29.4%
Drupal\Core\Controller\ControllerResolver::createController0 0.0% -18 -1.6% -20 -1.7% 0 0.0% 64 23.5%
Drupal\Core\Entity\Query\QueryBase::getClass0 0.0% 7 0.6% 8 0.7% -104 -59.1% 0 0.0%
Drupal\Core\Template\TwigEnvironment::loadTemplate-1 -100.0% -3 -0.3% 0 0.0% 0 0.0% 0 0.0%
Drupal\Core\Config\Context\ConfigContextFactory::get0 0.0% -1 -0.1% -1 -0.1% -64 -36.4% 56 20.6%
file_stream_wrapper_get_instance_by_scheme0 0.0% 1 0.1% 1 0.1% 0 0.0% 0 0.0%
Drupal\Core\DrupalKernel::initializeContainer0 0.0% 0 0.0% 0 0.0% 0 0.0% 0 0.0%
Drupal\Component\Datetime\DateTimePlus::intlDateFormatterExists0 0.0% 0 0.0% 0 0.0% 0 0.0% 0 0.0%
_drupal_simpletest_conf_path0 0.0% 0 0.0% 1 0.1% 0 0.0% 0 0.0%
Child function
spl_autoload_call0 N/A% 1,150 99.9% 1,150 100.3% -152 -86.4% 272 100.0%