Diff Report
Run #519ac1c42d00d: XHProf Run (Namespace=drupal-perf-jenlampton)
vs.
Run #519abf80bb905: XHProf Run (Namespace=drupal-perf-jenlampton)
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Regression/Improvement summary for class_exists

class_existsRun #519ac1c42d00dRun #519abf80bb905DiffDiff%
Number of Function Calls60 59 -1 -1.7%
Incl. Wall Time (microsec)76,562 75,891 -671 -0.9%
Incl. Wall Time (microsec) per call 1,276 1,286 10 0.8%
Excl. Wall Time (microsec)490 474 -16 -3.3%
Incl. CPU (microsecs)76,659 75,993 -666 -0.9%
Incl. CPU (microsecs) per call 1,278 1,288 10 0.8%
Excl. CPU (microsec)512 514 2 0.4%
Incl. MemUse (bytes)6,592,832 6,486,608 -106,224 -1.6%
Incl. MemUse (bytes) per call 109,881 109,943 62 0.1%
Excl. MemUse (bytes)-7,888 -7,480 408 5.2%
Incl. PeakMemUse (bytes)6,415,344 6,361,944 -53,400 -0.8%
Incl. PeakMemUse (bytes) per call 106,922 107,830 907 0.8%
Excl. PeakMemUse (bytes)6,288 6,448 160 2.5%

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 -50.0% -671 -5.6% -666 -4.6% -106,224 -68.4% -53,400 -4.0%
Exclusive Metrics Diff for Current Function-16 -2.4% 2 0.3% 408 0.4% 160 0.3%
Parent functions
Drupal\Core\Database\Connection::getDriverClass-1 -100.0% -933 -139.0% -934 -140.2% -106,456 -100.2% -53,760 -100.7%
Drupal\Component\Plugin\Factory\DefaultFactory::getPluginClass0 0.0% 437 65.1% 443 66.5% 224 0.2% 256 0.5%
Drupal\Core\Entity\EntityManager::getControllerClass0 0.0% -147 -21.9% -149 -22.4% 8 0.0% 104 0.2%
Drupal\Core\Config\Context\ConfigContextFactory::get0 0.0% -43 -6.4% -44 -6.6% 0 0.0% 0 0.0%
Drupal\Core\Database\Query\Select::extend0 0.0% 8 1.2% 10 1.5% 0 0.0% 0 0.0%
Drupal\Component\Datetime\DateTimePlus::canUseIntl0 0.0% 7 1.0% 10 1.5% 0 0.0% 0 0.0%
Drupal\Core\Template\TwigEnvironment::loadTemplate0 0.0% 0 0.0% -3 -0.5% 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% 1 0.2% 0 0.0% 0 0.0%
Child function
Symfony\Component\ClassLoader\ClassLoader::loadClass-1 -100.0% -655 -97.6% -668 -100.3% -106,632 -100.4% -53,560 -100.3%