Diff Report
Run #51a4630d23a4c: XHProf Run (Namespace=drupal-perf-ezeedub)
vs.
Run #51a462112dd99: XHProf Run (Namespace=drupal-perf-ezeedub)
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Regression/Improvement summary for class_exists

class_existsRun #51a4630d23a4cRun #51a462112dd99DiffDiff%
Number of Function Calls41 40 -1 -2.4%
Incl. Wall Time (microsec)3,806 3,795 -11 -0.3%
Incl. Wall Time (microsec) per call 93 95 2 2.2%
Excl. Wall Time (microsec)199 195 -4 -2.0%
Incl. CPU (microsecs)4,000 8,000 4,000 100.0%
Incl. CPU (microsecs) per call 98 200 102 105.0%
Excl. CPU (microsec)0 0 0 N/A%
Incl. MemUse (bytes)358,004 358,008 4 0.0%
Incl. MemUse (bytes) per call 8,732 8,950 218 2.5%
Excl. MemUse (bytes)-220 -220 0 0.0%
Incl. PeakMemUse (bytes)325,424 325,428 4 0.0%
Incl. PeakMemUse (bytes) per call 7,937 8,136 199 2.5%
Excl. PeakMemUse (bytes)3,924 3,924 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_exists-1 -100.0% -11 -0.9% 4,000 200000.0% 4 0.0% 4 0.0%
Exclusive Metrics Diff for Current Function-4 -36.4% 0 0.0% 0 0.0% 0 0.0%
Parent functions
Drupal\Core\Entity\EntityManager::getControllerClass0 0.0% -16 -145.5% 4,000 100.0% 0 0.0% 0 0.0%
Drupal\Component\Datetime\DateTimePlus::canUseIntl0 0.0% 10 90.9% 0 0.0% 0 0.0% 0 0.0%
Drupal\Component\Plugin\Factory\DefaultFactory::getPluginClass0 0.0% -3 -27.3% 0 0.0% 0 0.0% 0 0.0%
Drupal\Core\Database\Connection::getDriverClass0 0.0% -1 -9.1% 0 0.0% 4 100.0% 4 100.0%
Drupal\Core\Config\Context\ConfigContextFactory::get0 0.0% -1 -9.1% 0 0.0% 0 0.0% 0 0.0%
Drupal\Core\Template\TwigEnvironment::loadTemplate-1 -100.0% 0 0.0% 0 0.0% 0 0.0% 0 0.0%
_drupal_simpletest_conf_path0 0.0% 0 0.0% 0 0.0% 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 functions
Symfony\Component\ClassLoader\ApcClassLoader::loadClass0 N/A% -16 -145.5% 4,000 100.0% 4 100.0% 4 100.0%
Symfony\Component\ClassLoader\ClassLoader::loadClass0 N/A% 9 81.8% 0 0.0% 0 0.0% 0 0.0%