Diff Report
Run #519ff693b4ca2: XHProf Run (Namespace=drupal-perf-drupalcon)
vs.
Run #519ff79b9e81a: XHProf Run (Namespace=drupal-perf-drupalcon)
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Regression/Improvement summary for class_exists

class_existsRun #519ff693b4ca2Run #519ff79b9e81aDiffDiff%
Number of Function Calls59 59 0 0.0%
Incl. Wall Time (microsec)12,019 12,080 61 0.5%
Incl. Wall Time (microsec) per call 204 205 1 0.5%
Excl. Wall Time (microsec)318 324 6 1.9%
Incl. CPU (microsecs)12,089 12,150 61 0.5%
Incl. CPU (microsecs) per call 205 206 1 0.5%
Excl. CPU (microsec)353 359 6 1.7%
Incl. MemUse (bytes)575,624 575,624 0 0.0%
Incl. MemUse (bytes) per call 9,756 9,756 0 0.0%
Excl. MemUse (bytes)-2,400 -2,400 0 0.0%
Incl. PeakMemUse (bytes)485,296 485,296 0 0.0%
Incl. PeakMemUse (bytes) per call 8,225 8,225 0 0.0%
Excl. PeakMemUse (bytes)9,056 9,056 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_exists0 N/A% 61 10.8% 61 9.7% 0 N/A% 0 N/A%
Exclusive Metrics Diff for Current Function6 9.8% 6 9.8% 0 N/A% 0 N/A%
Parent functions
Drupal\Core\Entity\EntityManager::getControllerClass0 N/A% 90 147.5% 90 147.5% 0 N/A% 0 N/A%
Drupal\Core\Database\Connection::getDriverClass0 N/A% -19 -31.1% -19 -31.1% 0 N/A% 0 N/A%
Drupal\Component\Plugin\Factory\DefaultFactory::getPluginClass0 N/A% -10 -16.4% -12 -19.7% 0 N/A% 0 N/A%
Drupal\Component\Datetime\DateTimePlus::canUseIntl0 N/A% -1 -1.6% 0 0.0% 0 N/A% 0 N/A%
Drupal\Core\Template\TwigEnvironment::loadTemplate0 N/A% 1 1.6% -3 -4.9% 0 N/A% 0 N/A%
Drupal\Core\Database\Query\Select::extend0 N/A% 1 1.6% 3 4.9% 0 N/A% 0 N/A%
Drupal\Core\Config\Context\ConfigContextFactory::get0 N/A% -1 -1.6% -1 -1.6% 0 N/A% 0 N/A%
_drupal_simpletest_conf_path0 N/A% 0 0.0% 1 1.6% 0 N/A% 0 N/A%
Drupal\Core\DrupalKernel::initializeContainer0 N/A% 0 0.0% 2 3.3% 0 N/A% 0 N/A%
Child function
Symfony\Component\ClassLoader\ClassLoader::loadClass0 N/A% 55 90.2% 55 90.2% 0 N/A% 0 N/A%