Diff Report
Run #51901ff69a8a6: XHProf Run (Namespace=drupal-perf-cottser)
vs.
Run #5190217a23e77: XHProf Run (Namespace=drupal-perf-cottser)
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Regression/Improvement summary for class_exists

class_existsRun #51901ff69a8a6Run #5190217a23e77DiffDiff%
Number of Function Calls71 72 1 1.4%
Incl. Wall Time (microsec)18,579 18,835 256 1.4%
Incl. Wall Time (microsec) per call 262 262 -0 -0.0%
Excl. Wall Time (microsec)333 313 -20 -6.0%
Incl. CPU (microsecs)18,656 18,918 262 1.4%
Incl. CPU (microsecs) per call 263 263 -0 -0.0%
Excl. CPU (microsec)344 339 -5 -1.5%
Incl. MemUse (bytes)3,099,424 3,099,584 160 0.0%
Incl. MemUse (bytes) per call 43,654 43,050 -604 -1.4%
Excl. MemUse (bytes)-8,992 -8,992 0 0.0%
Incl. PeakMemUse (bytes)2,781,456 2,781,256 -200 -0.0%
Incl. PeakMemUse (bytes) per call 39,175 38,629 -547 -1.4%
Excl. PeakMemUse (bytes)8,512 8,512 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_exists1 100.0% 256 121.3% 262 4366.7% 160 0.6% -200 -0.9%
Exclusive Metrics Diff for Current Function-20 -7.8% -5 -1.9% 0 0.0% 0 0.0%
Parent functions
Drupal\Component\Plugin\Factory\DefaultFactory::getPluginClass0 0.0% 137 53.5% 140 53.4% 152 95.0% -224 -112.0%
Drupal\Core\Entity\EntityManager::getControllerClass0 0.0% 92 35.9% 89 34.0% 0 0.0% 16 8.0%
Drupal\Core\Database\Connection::getDriverClass0 0.0% 23 9.0% 22 8.4% 8 5.0% 8 4.0%
Drupal\Component\Datetime\DateTimePlus::canUseIntl0 0.0% 2 0.8% 2 0.8% 0 0.0% 0 0.0%
Drupal\Core\Config\Context\ConfigContextFactory::get0 0.0% 2 0.8% 0 0.0% 0 0.0% 0 0.0%
Drupal\Core\Template\TwigEnvironment::loadTemplate1 100.0% 1 0.4% 4 1.5% 0 0.0% 0 0.0%
_drupal_simpletest_conf_path0 0.0% -1 -0.4% 1 0.4% 0 0.0% 0 0.0%
Drupal\Core\DrupalKernel::initializeContainer0 0.0% 0 0.0% 4 1.5% 0 0.0% 0 0.0%
Child functions
Symfony\Component\ClassLoader\ApcClassLoader::loadClass0 N/A% 274 107.0% 267 101.9% 160 100.0% -200 -100.0%
Symfony\Component\ClassLoader\ClassLoader::loadClass0 N/A% 2 0.8% 0 0.0% 0 0.0% 0 0.0%