Diff Report
Run #519c03b86b1ec: XHProf Run (Namespace=drupal-perf-drupalcon)
vs.
Run #519c045f200ea: XHProf Run (Namespace=drupal-perf-drupalcon)
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Regression/Improvement summary for class_exists

class_existsRun #519c03b86b1ecRun #519c045f200eaDiffDiff%
Number of Function Calls305 305 0 0.0%
Incl. Wall Time (microsec)59,016 58,605 -411 -0.7%
Incl. Wall Time (microsec) per call 193 192 -1 -0.7%
Excl. Wall Time (microsec)1,438 1,422 -16 -1.1%
Incl. CPU (microsecs)59,343 58,914 -429 -0.7%
Incl. CPU (microsecs) per call 195 193 -1 -0.7%
Excl. CPU (microsec)1,590 1,557 -33 -2.1%
Incl. MemUse (bytes)1,212,636 1,212,636 0 0.0%
Incl. MemUse (bytes) per call 3,976 3,976 0 0.0%
Excl. MemUse (bytes)-9,492 -9,492 0 0.0%
Incl. PeakMemUse (bytes)975,976 975,976 0 0.0%
Incl. PeakMemUse (bytes) per call 3,200 3,200 0 0.0%
Excl. PeakMemUse (bytes)5,092 5,092 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% -411 -17.3% -429 -39.9% 0 N/A% 0 N/A%
Exclusive Metrics Diff for Current Function-16 -3.9% -33 -7.7% 0 N/A% 0 N/A%
Parent functions
Drupal\Component\Datetime\DateTimePlus::canUseIntl0 N/A% -483 -117.5% -494 -115.2% 0 N/A% 0 N/A%
Drupal\Component\Plugin\Factory\DefaultFactory::getPluginClass0 N/A% 73 17.8% 66 15.4% 0 N/A% 0 N/A%
file_stream_wrapper_valid_scheme0 N/A% 6 1.5% 7 1.6% 0 N/A% 0 N/A%
Drupal\Core\Database\Connection::getDriverClass0 N/A% -5 -1.2% -6 -1.4% 0 N/A% 0 N/A%
file_stream_wrapper_get_instance_by_uri0 N/A% 3 0.7% 10 2.3% 0 N/A% 0 N/A%
Drupal\Core\Entity\EntityManager::getControllerClass0 N/A% -3 -0.7% -9 -2.1% 0 N/A% 0 N/A%
Drupal\Core\Config\Context\ConfigContextFactory::get0 N/A% -2 -0.5% -3 -0.7% 0 N/A% 0 N/A%
Drupal\Core\DrupalKernel::initializeContainer0 N/A% 0 0.0% -1 -0.2% 0 N/A% 0 N/A%
Drupal\Core\Template\TwigEnvironment::loadTemplate0 N/A% 0 0.0% 0 0.0% 0 N/A% 0 N/A%
_drupal_simpletest_conf_path0 N/A% 0 0.0% 1 0.2% 0 N/A% 0 N/A%
Child function
Symfony\Component\ClassLoader\ClassLoader::loadClass0 N/A% -395 -96.1% -396 -92.3% 0 N/A% 0 N/A%