Diff Report
Run #519ac1a144fa6: 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 #519ac1a144fa6Run #519abf80bb905DiffDiff%
Number of Function Calls58 59 1 1.7%
Incl. Wall Time (microsec)74,020 75,891 1,871 2.5%
Incl. Wall Time (microsec) per call 1,276 1,286 10 0.8%
Excl. Wall Time (microsec)461 474 13 2.8%
Incl. CPU (microsecs)74,119 75,993 1,874 2.5%
Incl. CPU (microsecs) per call 1,278 1,288 10 0.8%
Excl. CPU (microsec)488 514 26 5.3%
Incl. MemUse (bytes)6,377,344 6,486,608 109,264 1.7%
Incl. MemUse (bytes) per call 109,954 109,943 -12 -0.0%
Excl. MemUse (bytes)-7,072 -7,480 -408 -5.8%
Incl. PeakMemUse (bytes)6,243,656 6,361,944 118,288 1.9%
Incl. PeakMemUse (bytes) per call 107,649 107,830 180 0.2%
Excl. PeakMemUse (bytes)6,208 6,448 240 3.9%

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 50.0% 1,871 234.5% 1,874 123.0% 109,264 25.5% 118,288 7.4%
Exclusive Metrics Diff for Current Function13 0.7% 26 1.4% -408 -0.4% 240 0.2%
Parent functions
Drupal\Core\Database\Connection::getDriverClass1 100.0% 1,494 79.9% 1,494 79.7% 109,008 99.8% 118,000 99.8%
Drupal\Component\Plugin\Factory\DefaultFactory::getPluginClass0 0.0% 317 16.9% 321 17.1% 216 0.2% 136 0.1%
Drupal\Core\Entity\EntityManager::getControllerClass0 0.0% 83 4.4% 78 4.2% 40 0.0% 152 0.1%
Drupal\Component\Datetime\DateTimePlus::canUseIntl0 0.0% -26 -1.4% -24 -1.3% 0 0.0% 0 0.0%
Drupal\Core\Config\Context\ConfigContextFactory::get0 0.0% 25 1.3% 25 1.3% 0 0.0% 0 0.0%
Drupal\Core\Database\Query\Select::extend0 0.0% -23 -1.2% -21 -1.1% 0 0.0% 0 0.0%
_drupal_simpletest_conf_path0 0.0% 1 0.1% 1 0.1% 0 0.0% 0 0.0%
Drupal\Core\Template\TwigEnvironment::loadTemplate0 0.0% 0 0.0% 1 0.1% 0 0.0% 0 0.0%
Drupal\Core\DrupalKernel::initializeContainer0 0.0% 0 0.0% -1 -0.1% 0 0.0% 0 0.0%
Child function
Symfony\Component\ClassLoader\ClassLoader::loadClass1 100.0% 1,858 99.3% 1,848 98.6% 109,672 100.4% 118,048 99.8%