Diff Report
Run #51a18906335b0: XHProf Run (Namespace=drupal-perf-ezeedub)
vs.
Run #51a188154f4e0: XHProf Run (Namespace=drupal-perf-ezeedub)
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Regression/Improvement summary for class_exists

class_existsRun #51a18906335b0Run #51a188154f4e0DiffDiff%
Number of Function Calls46 39 -7 -15.2%
Incl. Wall Time (microsec)4,454 4,116 -338 -7.6%
Incl. Wall Time (microsec) per call 97 106 9 9.0%
Excl. Wall Time (microsec)243 207 -36 -14.8%
Incl. CPU (microsecs)12,000 8,001 -3,999 -33.3%
Incl. CPU (microsecs) per call 261 205 -56 -21.4%
Excl. CPU (microsec)0 0 0 N/A%
Incl. MemUse (bytes)407,316 362,272 -45,044 -11.1%
Incl. MemUse (bytes) per call 8,855 9,289 434 4.9%
Excl. MemUse (bytes)-956 -500 456 47.7%
Incl. PeakMemUse (bytes)335,836 324,876 -10,960 -3.3%
Incl. PeakMemUse (bytes) per call 7,301 8,330 1,029 14.1%
Excl. PeakMemUse (bytes)4,324 4,152 -172 -4.0%

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-7 -77.8% -338 -0.2% -3,999 -5.3% -45,044 -7.4% -10,960 -1.7%
Exclusive Metrics Diff for Current Function-36 -10.7% 0 0.0% 456 1.0% -172 -1.6%
Parent functions
Drupal\Core\Database\Connection::getDriverClass-2 -28.6% -249 -73.7% -4,000 -100.0% -45,032 -100.0% -14,664 -133.8%
Drupal\Core\Config\Context\ConfigContextFactory::get0 0.0% -48 -14.2% 4,000 100.0% 0 0.0% 0 0.0%
Drupal\Core\Entity\EntityManager::getControllerClass-1 -14.3% -19 -5.6% -3,999 -100.0% -12 -0.0% 3,704 33.8%
Drupal\Component\Plugin\Factory\DefaultFactory::getPluginClass0 0.0% -13 -3.8% 0 0.0% 0 0.0% 0 0.0%
Drupal\Core\Template\TwigEnvironment::loadTemplate-4 -57.1% -12 -3.6% 0 0.0% 0 0.0% 0 0.0%
Drupal\Component\Datetime\DateTimePlus::canUseIntl0 0.0% 4 1.2% 0 0.0% 0 0.0% 0 0.0%
Drupal\Core\DrupalKernel::initializeContainer0 0.0% -1 -0.3% 0 0.0% 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 functions
Symfony\Component\ClassLoader\ApcClassLoader::loadClass-2 -100.0% -309 -91.4% -3,999 -100.0% -45,500 -101.0% -10,788 -98.4%
Symfony\Component\ClassLoader\ClassLoader::loadClass0 0.0% 7 2.1% 0 0.0% 0 0.0% 0 0.0%