Diff Report
Run #51ad02c47d041: XHProf Run (Namespace=drupal-perf-joelpittet)
vs.
Run #51ad024086f90: XHProf Run (Namespace=drupal-perf-joelpittet)
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Regression/Improvement summary for class_exists

class_existsRun #51ad02c47d041Run #51ad024086f90DiffDiff%
Number of Function Calls43 39 -4 -9.3%
Incl. Wall Time (microsec)13,549 13,568 19 0.1%
Incl. Wall Time (microsec) per call 315 348 33 10.4%
Excl. Wall Time (microsec)138 129 -9 -6.5%
Incl. CPU (microsecs)13,595 13,612 17 0.1%
Incl. CPU (microsecs) per call 316 349 33 10.4%
Excl. CPU (microsec)163 149 -14 -8.6%
Incl. MemUse (bytes)1,401,544 1,401,608 64 0.0%
Incl. MemUse (bytes) per call 32,594 35,939 3,345 10.3%
Excl. MemUse (bytes)224 200 -24 -10.7%
Incl. PeakMemUse (bytes)1,270,464 1,270,104 -360 -0.0%
Incl. PeakMemUse (bytes) per call 29,546 32,567 3,021 10.2%
Excl. PeakMemUse (bytes)4,416 4,320 -96 -2.2%

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-4 -100.0% 19 0.4% 17 0.5% 64 0.0% -360 -0.2%
Exclusive Metrics Diff for Current Function-9 -47.4% -14 -82.4% -24 -37.5% -96 -26.7%
Parent functions
Drupal\Component\Plugin\Factory\DefaultFactory::getPluginClass0 0.0% 40 210.5% 38 223.5% 24 37.5% 152 42.2%
Drupal\Core\Database\Connection::getDriverClass0 0.0% -12 -63.2% -12 -70.6% 24 37.5% -232 -64.4%
Drupal\Core\Template\TwigEnvironment::loadTemplate-4 -100.0% -5 -26.3% -4 -23.5% 0 0.0% 0 0.0%
Drupal\Core\Entity\EntityManager::getControllerClass0 0.0% -1 -5.3% 1 5.9% 16 25.0% -280 -77.8%
Drupal\Component\Datetime\DateTimePlus::canUseIntl0 0.0% -1 -5.3% -1 -5.9% 0 0.0% 0 0.0%
Drupal\Core\Config\Context\ConfigContextFactory::get0 0.0% -1 -5.3% -1 -5.9% 0 0.0% 0 0.0%
_drupal_simpletest_conf_path0 0.0% -1 -5.3% -2 -11.8% 0 0.0% 0 0.0%
Drupal\Core\DrupalKernel::initializeContainer0 0.0% 0 0.0% -2 -11.8% 0 0.0% 0 0.0%
Child function
Symfony\Component\ClassLoader\ClassLoader::loadClass0 N/A% 28 147.4% 31 182.4% 88 137.5% -264 -73.3%