Diff Report
Run #5219624c55207: XHProf Run (Namespace=drupal-perf-cottser)
vs.
Run #521962849973a: XHProf Run (Namespace=drupal-perf-cottser)
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Regression/Improvement summary for class_exists

class_existsRun #5219624c55207Run #521962849973aDiffDiff%
Number of Function Calls76 76 0 0.0%
Incl. Wall Time (microsec)5,517 5,460 -57 -1.0%
Incl. Wall Time (microsec) per call 73 72 -1 -1.0%
Excl. Wall Time (microsec)278 271 -7 -2.5%
Incl. CPU (microsecs)5,590 5,532 -58 -1.0%
Incl. CPU (microsecs) per call 74 73 -1 -1.0%
Excl. CPU (microsec)304 295 -9 -3.0%
Incl. MemUse (bytes)1,734,384 1,734,384 0 0.0%
Incl. MemUse (bytes) per call 22,821 22,821 0 0.0%
Excl. MemUse (bytes)-6,112 -6,112 0 0.0%
Incl. PeakMemUse (bytes)1,346,040 1,346,040 0 0.0%
Incl. PeakMemUse (bytes) per call 17,711 17,711 0 0.0%
Excl. PeakMemUse (bytes)9,352 9,352 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_exists0 N/A% -57 -107.5% -58 -46.0% 0 N/A% 0 N/A%
Exclusive Metrics Diff for Current Function-7 -12.3% -9 -15.5% 0 N/A% 0 N/A%
Parent functions
Drupal\Core\Database\Connection::getDriverClass0 N/A% -41 -71.9% -41 -70.7% 0 N/A% 0 N/A%
Drupal\Component\Datetime\DateTimePlus::intlDateFormatterExists0 N/A% -19 -33.3% -19 -32.8% 0 N/A% 0 N/A%
Drupal\Core\Config\Context\ConfigContextFactory::get0 N/A% 2 3.5% 2 3.4% 0 N/A% 0 N/A%
_drupal_simpletest_conf_path0 N/A% 1 1.8% -1 -1.7% 0 N/A% 0 N/A%
file_stream_wrapper_get_instance_by_scheme0 N/A% -1 -1.8% -1 -1.7% 0 N/A% 0 N/A%
Drupal\Core\Entity\EntityManager::getControllerClass0 N/A% 1 1.8% -1 -1.7% 0 N/A% 0 N/A%
Drupal\Core\Template\TwigEnvironment::loadTemplate0 N/A% 0 0.0% -1 -1.7% 0 N/A% 0 N/A%
Doctrine\Common\Annotations\DocParser::classExists0 N/A% 0 0.0% 3 5.2% 0 N/A% 0 N/A%
Drupal\Core\Controller\ControllerResolver::createController0 N/A% 0 0.0% -1 -1.7% 0 N/A% 0 N/A%
Drupal\Core\DrupalKernel::initializeContainer0 N/A% 0 0.0% -2 -3.4% 0 N/A% 0 N/A%
Drupal\Component\Plugin\Factory\DefaultFactory::getPluginClass0 N/A% 0 0.0% 4 6.9% 0 N/A% 0 N/A%
Child functions
Symfony\Component\ClassLoader\ApcClassLoader::loadClass0 N/A% -33 -57.9% -30 -51.7% 0 N/A% 0 N/A%
Symfony\Component\ClassLoader\ClassLoader::loadClass0 N/A% -17 -29.8% -19 -32.8% 0 N/A% 0 N/A%