Diff Report
Run #523f531e517da: XHProf Run (Namespace=drupal-perf-joelpittet)
vs.
Run #523f527beec76: XHProf Run (Namespace=drupal-perf-joelpittet)
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Regression/Improvement summary for class_exists

class_existsRun #523f531e517daRun #523f527beec76DiffDiff%
Number of Function Calls54 53 -1 -1.9%
Incl. Wall Time (microsec)17,982 19,307 1,325 7.4%
Incl. Wall Time (microsec) per call 333 364 31 9.4%
Excl. Wall Time (microsec)178 192 14 7.9%
Incl. CPU (microsecs)18,055 19,379 1,324 7.3%
Incl. CPU (microsecs) per call 334 366 31 9.4%
Excl. CPU (microsec)215 232 17 7.9%
Incl. MemUse (bytes)2,151,256 2,151,328 72 0.0%
Incl. MemUse (bytes) per call 39,838 40,591 753 1.9%
Excl. MemUse (bytes)944 944 0 0.0%
Incl. PeakMemUse (bytes)1,760,648 1,760,736 88 0.0%
Incl. PeakMemUse (bytes) per call 32,605 33,221 617 1.9%
Excl. PeakMemUse (bytes)5,856 5,944 88 1.5%

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_exists-1 -100.0% 1,325 32.7% 1,324 18.5% 72 0.3% 88 0.3%
Exclusive Metrics Diff for Current Function14 1.1% 17 1.3% 0 0.0% 88 100.0%
Parent functions
Drupal\Component\Plugin\Factory\DefaultFactory::getPluginClass0 0.0% 1,324 99.9% 1,323 99.9% 0 0.0% 0 0.0%
Drupal\Core\Entity\EntityManager::getControllerClass0 0.0% -73 -5.5% -73 -5.5% 72 100.0% 0 0.0%
Drupal\Core\Database\Connection::getDriverClass0 0.0% 54 4.1% 54 4.1% 0 0.0% 0 0.0%
Drupal\Core\Controller\ControllerResolver::createController0 0.0% 19 1.4% 18 1.4% 0 0.0% 0 0.0%
Drupal\Core\Database\Query\Select::extend0 0.0% 2 0.2% 2 0.2% 0 0.0% 0 0.0%
file_stream_wrapper_get_instance_by_scheme0 0.0% -1 -0.1% -2 -0.2% 0 0.0% 0 0.0%
Doctrine\Common\Annotations\DocParser::classExists0 0.0% 0 0.0% 1 0.1% 0 0.0% 0 0.0%
Drupal\Core\Template\TwigEnvironment::loadTemplate-1 -100.0% 0 0.0% 2 0.2% 0 0.0% 88 100.0%
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% -2 -0.2% 0 0.0% 0 0.0%
Drupal\Core\Config\Context\ConfigContextFactory::get0 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
Composer\Autoload\ClassLoader::loadClass0 N/A% 1,311 98.9% 1,307 98.7% 72 100.0% 0 0.0%