Diff Report
Run #51c25102ed66d: XHProf Run (Namespace=drupal-perf-joelpittet)
vs.
Run #51c24fd9b971a: XHProf Run (Namespace=drupal-perf-joelpittet)
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Regression/Improvement summary for class_exists

class_existsRun #51c25102ed66dRun #51c24fd9b971aDiffDiff%
Number of Function Calls51 50 -1 -2.0%
Incl. Wall Time (microsec)20,859 21,107 248 1.2%
Incl. Wall Time (microsec) per call 409 422 13 3.2%
Excl. Wall Time (microsec)243 252 9 3.7%
Incl. CPU (microsecs)20,925 21,171 246 1.2%
Incl. CPU (microsecs) per call 410 423 13 3.2%
Excl. CPU (microsec)275 290 15 5.5%
Incl. MemUse (bytes)1,800,848 1,801,032 184 0.0%
Incl. MemUse (bytes) per call 35,311 36,021 710 2.0%
Excl. MemUse (bytes)-1,832 -1,832 0 0.0%
Incl. PeakMemUse (bytes)1,610,144 1,609,904 -240 -0.0%
Incl. PeakMemUse (bytes) per call 31,571 32,198 627 2.0%
Excl. PeakMemUse (bytes)2,920 2,920 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% 248 1.7% 246 1.9% 184 0.3% -240 -0.4%
Exclusive Metrics Diff for Current Function9 3.6% 15 6.1% 0 0.0% 0 0.0%
Parent functions
Drupal\Core\Template\TwigEnvironment::loadTemplate-1 -100.0% -4 -1.6% 0 0.0% 0 0.0% 0 0.0%
Drupal\Component\Plugin\Factory\DefaultFactory::getPluginClass0 0.0% -122 -49.2% -128 -52.0% 0 0.0% 0 0.0%
Drupal\Component\Datetime\DateTimePlus::canUseIntl0 0.0% 4 1.6% 5 2.0% 0 0.0% 0 0.0%
Drupal\Core\Database\Connection::getDriverClass0 0.0% -15 -6.0% -14 -5.7% 32 17.4% -96 -40.0%
Drupal\Core\Entity\EntityManager::getControllerClass0 0.0% 387 156.0% 384 156.1% 152 82.6% -144 -60.0%
Drupal\Core\DrupalKernel::initializeContainer0 0.0% 0 0.0% 1 0.4% 0 0.0% 0 0.0%
Drupal\Core\Config\Context\ConfigContextFactory::get0 0.0% -2 -0.8% -2 -0.8% 0 0.0% 0 0.0%
_drupal_simpletest_conf_path0 0.0% 0 0.0% 0 0.0% 0 0.0% 0 0.0%
Child function
Symfony\Component\ClassLoader\ClassLoader::loadClass0 N/A% 239 96.4% 231 93.9% 184 100.0% -240 -100.0%