Diff Report
Run #519c619634b1e: XHProf Run (Namespace=drupal-perf-drupalcon)
vs.
Run #519c60f26cf68: XHProf Run (Namespace=drupal-perf-drupalcon)
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Regression/Improvement summary for class_exists

class_existsRun #519c619634b1eRun #519c60f26cf68DiffDiff%
Number of Function Calls197 197 0 0.0%
Incl. Wall Time (microsec)42,090 41,725 -365 -0.9%
Incl. Wall Time (microsec) per call 214 212 -2 -0.9%
Excl. Wall Time (microsec)985 978 -7 -0.7%
Incl. CPU (microsecs)42,307 41,917 -390 -0.9%
Incl. CPU (microsecs) per call 215 213 -2 -0.9%
Excl. CPU (microsec)1,081 1,057 -24 -2.2%
Incl. MemUse (bytes)1,295,588 1,295,588 0 0.0%
Incl. MemUse (bytes) per call 6,577 6,577 0 0.0%
Excl. MemUse (bytes)-10,660 -10,660 0 0.0%
Incl. PeakMemUse (bytes)926,776 926,776 0 0.0%
Incl. PeakMemUse (bytes) per call 4,704 4,704 0 0.0%
Excl. PeakMemUse (bytes)5,112 5,112 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% -365 -19.3% -390 -13.6% 0 N/A% 0 N/A%
Exclusive Metrics Diff for Current Function-7 -1.9% -24 -6.2% 0 N/A% 0 N/A%
Parent functions
Drupal\Component\Plugin\Factory\DefaultFactory::getPluginClass0 N/A% -479 -131.2% -499 -127.9% 0 N/A% 0 N/A%
Drupal\Component\Datetime\DateTimePlus::canUseIntl0 N/A% 242 66.3% 240 61.5% 0 N/A% 0 N/A%
Drupal\Core\Entity\EntityManager::getControllerClass0 N/A% -54 -14.8% -55 -14.1% 0 N/A% 0 N/A%
Drupal\Core\Config\Context\ConfigContextFactory::get0 N/A% -39 -10.7% -39 -10.0% 0 N/A% 0 N/A%
Drupal\Core\Database\Connection::getDriverClass0 N/A% -35 -9.6% -35 -9.0% 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% -2 -0.5% 0 N/A% 0 N/A%
Child function
Symfony\Component\ClassLoader\ClassLoader::loadClass0 N/A% -358 -98.1% -366 -93.8% 0 N/A% 0 N/A%