Diff Report
Run #52e436ce9c71d: XHProf Run (Namespace=drupal-perf-drupalcon)
vs.
Run #52e4374042ace: XHProf Run (Namespace=drupal-perf-drupalcon)
Tip
Click a function name below to drill down.

Regression/Improvement summary for class_exists

class_existsRun #52e436ce9c71dRun #52e4374042aceDiffDiff%
Number of Function Calls223 224 1 0.4%
Incl. Wall Time (microsec)6,020 5,957 -63 -1.0%
Incl. Wall Time (microsec) per call 27 27 -0 -1.5%
Excl. Wall Time (microsec)412 407 -5 -1.2%
Incl. CPU (microsecs)6,193 6,110 -83 -1.3%
Incl. CPU (microsecs) per call 28 27 -0 -1.8%
Excl. CPU (microsec)535 510 -25 -4.7%
Incl. MemUse (bytes)2,261,024 2,256,960 -4,064 -0.2%
Incl. MemUse (bytes) per call 10,139 10,076 -63 -0.6%
Excl. MemUse (bytes)-10,024 -10,024 0 0.0%
Incl. PeakMemUse (bytes)1,766,192 1,761,592 -4,600 -0.3%
Incl. PeakMemUse (bytes) per call 7,920 7,864 -56 -0.7%
Excl. PeakMemUse (bytes)12,912 12,976 64 0.5%

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% -63 -5.4% -83 -8.2% -4,064 -5.0% -4,600 -5.7%
Exclusive Metrics Diff for Current Function-5 -7.9% -25 -30.1% 0 0.0% 64 1.4%
Parent functions
Drupal\Core\Entity\EntityType::hasControllerClass0 0.0% -53 -84.1% -59 -71.1% 784 19.3% 688 15.0%
Drupal\Core\Entity\EntityManager::getDefinition0 0.0% -40 -63.5% -43 -51.8% -4,800 -118.1% -4,768 -103.7%
Drupal\Core\Database\Connection::getDriverClass0 0.0% 26 41.3% 26 31.3% 0 0.0% 0 0.0%
Drupal\Component\Plugin\Factory\DefaultFactory::getPluginClass0 0.0% 22 34.9% 14 16.9% -32 -0.8% -296 -6.4%
Drupal\Core\Entity\Query\QueryBase::getClass0 0.0% -17 -27.0% -17 -20.5% -16 -0.4% 0 0.0%
Drupal\Core\Form\FormBuilder::getFormId0 0.0% -4 -6.3% -4 -4.8% 0 0.0% -224 -4.9%
Drupal\Core\Controller\ControllerResolver::createController0 0.0% 2 3.2% 0 0.0% 0 0.0% 0 0.0%
Drupal\Component\Datetime\DateTimePlus::intlDateFormatterExists0 0.0% 1 1.6% 1 1.2% 0 0.0% 0 0.0%
Drupal\Core\Template\TwigEnvironment::loadTemplate1 100.0% 0 0.0% 3 3.6% 0 0.0% 0 0.0%
file_stream_wrapper_get_instance_by_scheme0 0.0% 0 0.0% 0 0.0% 0 0.0% 0 0.0%
_drupal_simpletest_conf_path0 0.0% 0 0.0% -2 -2.4% 0 0.0% 0 0.0%
Drupal\Core\DrupalKernel::initializeContainer0 0.0% 0 0.0% -2 -2.4% 0 0.0% 0 0.0%
Child function
Symfony\Component\ClassLoader\ApcClassLoader::loadClass0 N/A% -58 -92.1% -58 -69.9% -4,064 -100.0% -4,664 -101.4%