Diff Report
Run #51a0f086f2681: XHProf Run (Namespace=drupal-perf-ezeedub)
vs.
Run #51a0ef63cb19e: XHProf Run (Namespace=drupal-perf-ezeedub)
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Regression/Improvement summary for class_exists

class_existsRun #51a0f086f2681Run #51a0ef63cb19eDiffDiff%
Number of Function Calls96 95 -1 -1.0%
Incl. Wall Time (microsec)20,315 20,420 105 0.5%
Incl. Wall Time (microsec) per call 212 215 3 1.6%
Excl. Wall Time (microsec)542 563 21 3.9%
Incl. CPU (microsecs)24,000 40,001 16,001 66.7%
Incl. CPU (microsecs) per call 250 421 171 68.4%
Excl. CPU (microsec)4,000 0 -4,000 -100.0%
Incl. MemUse (bytes)328,872 328,872 0 0.0%
Incl. MemUse (bytes) per call 3,426 3,462 36 1.1%
Excl. MemUse (bytes)-2,556 -2,556 0 0.0%
Incl. PeakMemUse (bytes)263,976 264,132 156 0.1%
Incl. PeakMemUse (bytes) per call 2,750 2,780 31 1.1%
Excl. PeakMemUse (bytes)5,184 5,184 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% 105 2.9% 16,001 200.0% 0 0.0% 156 0.8%
Exclusive Metrics Diff for Current Function21 20.0% -4,000 -25.0% 0 N/A% 0 0.0%
Parent functions
Drupal\Component\Datetime\DateTimePlus::canUseIntl0 0.0% 78 74.3% 4,001 25.0% 0 N/A% 128 82.1%
Drupal\Component\Plugin\Factory\DefaultFactory::getPluginClass0 0.0% 61 58.1% 0 0.0% 0 N/A% 0 0.0%
Drupal\Core\Entity\EntityManager::getControllerClass0 0.0% -15 -14.3% 8,000 50.0% 0 N/A% 28 17.9%
Drupal\Core\Database\Query\Select::extend0 0.0% -14 -13.3% 0 0.0% 0 N/A% 0 0.0%
Drupal\Core\Config\Context\ConfigContextFactory::get0 0.0% -5 -4.8% 0 0.0% 0 N/A% 0 0.0%
Drupal\Core\Template\TwigEnvironment::loadTemplate-1 -100.0% -2 -1.9% 0 0.0% 0 N/A% 0 0.0%
Drupal\Core\Database\Connection::getDriverClass0 0.0% 2 1.9% 4,000 25.0% 0 N/A% 0 0.0%
Drupal\Core\DrupalKernel::initializeContainer0 0.0% 0 0.0% 0 0.0% 0 N/A% 0 0.0%
_drupal_simpletest_conf_path0 0.0% 0 0.0% 0 0.0% 0 N/A% 0 0.0%
Child function
Symfony\Component\ClassLoader\ClassLoader::loadClass0 N/A% 84 80.0% 20,001 125.0% 0 N/A% 156 100.0%