Diff Report
Run #51ec491641923: XHProf Run (Namespace=drupal-perf-drupalcon)
vs.
Run #51ec485525502: XHProf Run (Namespace=drupal-perf-drupalcon)
Tip
Click a function name below to drill down.

Regression/Improvement summary for class_exists

class_existsRun #51ec491641923Run #51ec485525502DiffDiff%
Number of Function Calls165 163 -2 -1.2%
Incl. Wall Time (microsec)6,761 6,880 119 1.8%
Incl. Wall Time (microsec) per call 41 42 1 3.0%
Excl. Wall Time (microsec)448 459 11 2.5%
Incl. CPU (microsecs)6,890 7,031 141 2.0%
Incl. CPU (microsecs) per call 42 43 1 3.3%
Excl. CPU (microsec)520 555 35 6.7%
Incl. MemUse (bytes)2,120,480 2,120,136 -344 -0.0%
Incl. MemUse (bytes) per call 12,851 13,007 156 1.2%
Excl. MemUse (bytes)-10,208 -10,208 0 0.0%
Incl. PeakMemUse (bytes)1,509,672 1,508,184 -1,488 -0.1%
Incl. PeakMemUse (bytes) per call 9,150 9,253 103 1.1%
Excl. PeakMemUse (bytes)8,152 8,208 56 0.7%

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-2 -100.0% 119 7.7% 141 8.1% -344 -0.3% -1,488 -1.1%
Exclusive Metrics Diff for Current Function11 9.2% 35 24.8% 0 0.0% 56 3.8%
Parent functions
Drupal\Core\Entity\EntityManager::getControllerClass0 0.0% 46 38.7% 51 36.2% -928 -269.8% -1,048 -70.4%
Drupal\Component\Datetime\DateTimePlus::canUseIntl0 0.0% 45 37.8% 45 31.9% 0 0.0% 0 0.0%
Drupal\Component\Plugin\Factory\DefaultFactory::getPluginClass0 0.0% 41 34.5% 47 33.3% 576 167.4% -344 -23.1%
Drupal\Core\Database\Connection::getDriverClass0 0.0% -11 -9.2% -10 -7.1% 8 2.3% -96 -6.5%
Doctrine\Common\Annotations\DocParser::classExists0 0.0% -1 -0.8% 1 0.7% 0 0.0% 0 0.0%
Drupal\Core\Template\TwigEnvironment::loadTemplate-2 -100.0% 1 0.8% 4 2.8% 0 0.0% 0 0.0%
file_stream_wrapper_get_instance_by_scheme0 0.0% -1 -0.8% 2 1.4% 0 0.0% 0 0.0%
Drupal\Core\Config\Context\ConfigContextFactory::get0 0.0% -1 -0.8% 1 0.7% 0 0.0% 0 0.0%
_drupal_simpletest_conf_path0 0.0% 0 0.0% -1 -0.7% 0 0.0% 0 0.0%
Drupal\Core\DrupalKernel::initializeContainer0 0.0% 0 0.0% 1 0.7% 0 0.0% 0 0.0%
Drupal\Core\Controller\ControllerResolver::createController0 0.0% 0 0.0% 0 0.0% 0 0.0% 0 0.0%
Child functions
Symfony\Component\ClassLoader\ApcClassLoader::loadClass0 N/A% 70 58.8% 69 48.9% -344 -100.0% -1,544 -103.8%
Symfony\Component\ClassLoader\ClassLoader::loadClass0 N/A% 38 31.9% 37 26.2% 0 0.0% 0 0.0%