Diff Report
Run #52e6fc5cc809e: XHProf Run (Namespace=drupal-perf-joelpittet)
vs.
Run #52e6fcee66138: XHProf Run (Namespace=drupal-perf-joelpittet)
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Regression/Improvement summary for class_exists

class_existsRun #52e6fc5cc809eRun #52e6fcee66138DiffDiff%
Number of Function Calls162 163 1 0.6%
Incl. Wall Time (microsec)30,717 29,934 -783 -2.5%
Incl. Wall Time (microsec) per call 190 184 -6 -3.1%
Excl. Wall Time (microsec)346 334 -12 -3.5%
Incl. CPU (microsecs)30,871 30,065 -806 -2.6%
Incl. CPU (microsecs) per call 191 184 -6 -3.2%
Excl. CPU (microsec)451 423 -28 -6.2%
Incl. MemUse (bytes)3,964,552 3,964,600 48 0.0%
Incl. MemUse (bytes) per call 24,473 24,323 -150 -0.6%
Excl. MemUse (bytes)9,936 9,936 0 0.0%
Incl. PeakMemUse (bytes)3,787,088 3,787,712 624 0.0%
Incl. PeakMemUse (bytes) per call 23,377 23,237 -140 -0.6%
Excl. PeakMemUse (bytes)8,680 8,672 -8 -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_exists1 100.0% -783 -30.6% -806 -30.8% 48 0.1% 624 0.7%
Exclusive Metrics Diff for Current Function-12 -1.5% -28 -3.5% 0 0.0% -8 -1.3%
Parent functions
Drupal\Core\Entity\EntityType::hasControllerClass0 0.0% -387 -49.4% -394 -48.9% 72 150.0% 176 28.2%
Drupal\Core\Entity\EntityManager::getDefinition0 0.0% -106 -13.5% -108 -13.4% 96 200.0% 624 100.0%
Drupal\Component\Plugin\Factory\DefaultFactory::getPluginClass0 0.0% -91 -11.6% -98 -12.2% 16 33.3% -200 -32.1%
Drupal\Core\Form\FormBuilder::getFormId0 0.0% -83 -10.6% -84 -10.4% 0 0.0% 0 0.0%
Drupal\Core\Entity\Query\QueryBase::getClass0 0.0% -72 -9.2% -74 -9.2% -96 -200.0% -200 -32.1%
Drupal\Core\Controller\ControllerResolver::createController0 0.0% -32 -4.1% -32 -4.0% 24 50.0% -104 -16.7%
Drupal\Core\Database\Connection::getDriverClass0 0.0% -12 -1.5% -11 -1.4% -64 -133.3% 328 52.6%
Drupal\Core\Template\TwigEnvironment::loadTemplate1 100.0% 1 0.1% -4 -0.5% 0 0.0% 0 0.0%
file_stream_wrapper_get_instance_by_scheme0 0.0% -1 -0.1% 0 0.0% 0 0.0% 0 0.0%
Drupal\Component\Datetime\DateTimePlus::intlDateFormatterExists0 0.0% 0 0.0% -2 -0.2% 0 0.0% 0 0.0%
_drupal_simpletest_conf_path0 0.0% 0 0.0% 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%
Child function
spl_autoload_call0 N/A% -771 -98.5% -778 -96.5% 48 100.0% 632 101.3%