Diff Report
Run #51af3d98520b7: XHProf Run (Namespace=drupal-perf-drupalcon)
vs.
Run #51af435181b2e: XHProf Run (Namespace=drupal-perf-drupalcon)
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Regression/Improvement summary for class_exists

class_existsRun #51af3d98520b7Run #51af435181b2eDiffDiff%
Number of Function Calls28 29 1 3.6%
Incl. Wall Time (microsec)12,578 12,733 155 1.2%
Incl. Wall Time (microsec) per call 449 439 -10 -2.3%
Excl. Wall Time (microsec)123 120 -3 -2.4%
Incl. CPU (microsecs)12,600 12,762 162 1.3%
Incl. CPU (microsecs) per call 450 440 -10 -2.2%
Excl. CPU (microsec)128 129 1 0.8%
Incl. MemUse (bytes)2,195,344 2,195,360 16 0.0%
Incl. MemUse (bytes) per call 78,405 75,702 -2,703 -3.4%
Excl. MemUse (bytes)72 64 -8 -11.1%
Incl. PeakMemUse (bytes)2,352,928 2,352,536 -392 -0.0%
Incl. PeakMemUse (bytes) per call 84,033 81,122 -2,911 -3.5%
Excl. PeakMemUse (bytes)1,928 1,928 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% 155 19.4% 162 17.0% 16 0.0% -392 -0.6%
Exclusive Metrics Diff for Current Function-3 -1.9% 1 0.6% -8 -50.0% 0 0.0%
Parent functions
Drupal\Core\Template\TwigEnvironment::loadTemplate1 100.0% 2 1.3% 1 0.6% 0 0.0% 0 0.0%
Drupal\Component\Plugin\Factory\DefaultFactory::getPluginClass0 0.0% 67 43.2% 69 42.6% 16 100.0% -24 -6.1%
Drupal\Core\Database\Connection::getDriverClass0 0.0% 67 43.2% 66 40.7% 24 150.0% -56 -14.3%
Drupal\Component\Datetime\DateTimePlus::canUseIntl0 0.0% 0 0.0% 1 0.6% 0 0.0% 0 0.0%
Drupal\Core\Entity\EntityManager::getControllerClass0 0.0% 9 5.8% 13 8.0% -24 -150.0% -312 -79.6%
Drupal\Core\DrupalKernel::initializeContainer0 0.0% 0 0.0% 1 0.6% 0 0.0% 0 0.0%
Drupal\Core\Config\Context\ConfigContextFactory::get0 0.0% 10 6.5% 11 6.8% 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% 158 101.9% 161 99.4% 24 150.0% -392 -100.0%