Diff Report
Run #51a27ce83196d: XHProf Run (Namespace=drupal-perf-trevorbradley)
vs.
Run #51a27d81b1262: XHProf Run (Namespace=drupal-perf-trevorbradley)
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Regression/Improvement summary for class_exists

class_existsRun #51a27ce83196dRun #51a27d81b1262DiffDiff%
Number of Function Calls36 37 1 2.8%
Incl. Wall Time (microsec)4,884 4,834 -50 -1.0%
Incl. Wall Time (microsec) per call 136 131 -5 -3.7%
Excl. Wall Time (microsec)124 125 1 0.8%
Incl. CPU (microsecs)16,000 4,000 -12,000 -75.0%
Incl. CPU (microsecs) per call 444 108 -336 -75.7%
Excl. CPU (microsec)0 0 0 N/A%
Incl. MemUse (bytes)468,520 468,496 -24 -0.0%
Incl. MemUse (bytes) per call 13,014 12,662 -352 -2.7%
Excl. MemUse (bytes)656 656 0 0.0%
Incl. PeakMemUse (bytes)407,440 407,376 -64 -0.0%
Incl. PeakMemUse (bytes) per call 11,318 11,010 -308 -2.7%
Excl. PeakMemUse (bytes)6,416 6,416 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_exists1 100.0% -50 -1.9% -12,000 -300.0% -24 -0.0% -64 -0.1%
Exclusive Metrics Diff for Current Function1 2.0% 0 0.0% 0 0.0% 0 0.0%
Parent functions
Drupal\Core\Config\Context\ConfigContextFactory::get0 0.0% -70 -140.0% 0 0.0% 0 0.0% 0 0.0%
Drupal\Core\Entity\EntityManager::getControllerClass0 0.0% 11 22.0% -8,000 -66.7% -40 -166.7% -40 -62.5%
Drupal\Component\Plugin\Factory\DefaultFactory::getPluginClass0 0.0% 8 16.0% 0 0.0% 16 66.7% -24 -37.5%
Drupal\Component\Datetime\DateTimePlus::canUseIntl0 0.0% -3 -6.0% 0 0.0% 0 0.0% 0 0.0%
Drupal\Core\Database\Connection::getDriverClass0 0.0% 3 6.0% -4,000 -33.3% 0 0.0% 0 0.0%
Drupal\Core\Template\TwigEnvironment::loadTemplate1 100.0% 1 2.0% 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%
_drupal_simpletest_conf_path0 0.0% 0 0.0% 0 0.0% 0 0.0% 0 0.0%
Child function
Symfony\Component\ClassLoader\ClassLoader::loadClass0 N/A% -51 -102.0% -12,000 -100.0% -24 -100.0% -64 -100.0%