Diff Report
Run #51a14e1b1e097: XHProf Run (Namespace=drupal-perf-ezeedub)
vs.
Run #51a14be6130cb: XHProf Run (Namespace=drupal-perf-ezeedub)
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Regression/Improvement summary for class_exists

class_existsRun #51a14e1b1e097Run #51a14be6130cbDiffDiff%
Number of Function Calls342 342 0 0.0%
Incl. Wall Time (microsec)75,495 74,014 -1,481 -2.0%
Incl. Wall Time (microsec) per call 221 216 -4 -2.0%
Excl. Wall Time (microsec)2,872 2,774 -98 -3.4%
Incl. CPU (microsecs)72,005 88,003 15,998 22.2%
Incl. CPU (microsecs) per call 211 257 47 22.2%
Excl. CPU (microsec)0 0 0 N/A%
Incl. MemUse (bytes)339,096 339,096 0 0.0%
Incl. MemUse (bytes) per call 992 992 0 0.0%
Excl. MemUse (bytes)-14,176 -14,176 0 0.0%
Incl. PeakMemUse (bytes)275,816 275,816 0 0.0%
Incl. PeakMemUse (bytes) per call 806 806 0 0.0%
Excl. PeakMemUse (bytes)5,808 5,808 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% -1,481 -164.7% 15,998 N/A% 0 N/A% 0 N/A%
Exclusive Metrics Diff for Current Function-98 -6.6% 0 0.0% 0 N/A% 0 N/A%
Parent functions
Drupal\Component\Datetime\DateTimePlus::canUseIntl0 N/A% -1,498 -101.1% 11,997 75.0% 0 N/A% 0 N/A%
Drupal\Core\Database\Query\Select::extend0 N/A% 16 1.1% 0 0.0% 0 N/A% 0 N/A%
Drupal\Core\Entity\EntityManager::getControllerClass0 N/A% 10 0.7% 0 0.0% 0 N/A% 0 N/A%
Drupal\Component\Plugin\Factory\DefaultFactory::getPluginClass0 N/A% -7 -0.5% 4,001 25.0% 0 N/A% 0 N/A%
Drupal\Core\Config\Context\ConfigContextFactory::get0 N/A% -2 -0.1% 0 0.0% 0 N/A% 0 N/A%
Drupal\Core\Template\TwigEnvironment::loadTemplate0 N/A% 1 0.1% 0 0.0% 0 N/A% 0 N/A%
Drupal\Core\Database\Connection::getDriverClass0 N/A% -1 -0.1% 0 0.0% 0 N/A% 0 N/A%
file_stream_wrapper_valid_scheme0 N/A% 0 0.0% 0 0.0% 0 N/A% 0 N/A%
file_stream_wrapper_get_instance_by_uri0 N/A% 0 0.0% 0 0.0% 0 N/A% 0 N/A%
Drupal\Core\DrupalKernel::initializeContainer0 N/A% 0 0.0% 0 0.0% 0 N/A% 0 N/A%
_drupal_simpletest_conf_path0 N/A% 0 0.0% 0 0.0% 0 N/A% 0 N/A%
Child functions
Symfony\Component\ClassLoader\ClassLoader::loadClass0 N/A% -1,488 -100.5% 11,997 75.0% 0 N/A% 0 N/A%
Symfony\Component\ClassLoader\ApcClassLoader::loadClass0 N/A% 105 7.1% 4,001 25.0% 0 N/A% 0 N/A%