Diff Report
Run #519be9a13e594: XHProf Run (Namespace=drupal-perf-drupalcon)
vs.
Run #519bea9000214: XHProf Run (Namespace=drupal-perf-drupalcon)
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Regression/Improvement summary for class_exists

class_existsRun #519be9a13e594Run #519bea9000214DiffDiff%
Number of Function Calls150 151 1 0.7%
Incl. Wall Time (microsec)32,561 32,454 -107 -0.3%
Incl. Wall Time (microsec) per call 217 215 -2 -1.0%
Excl. Wall Time (microsec)662 669 7 1.1%
Incl. CPU (microsecs)32,715 32,620 -95 -0.3%
Incl. CPU (microsecs) per call 218 216 -2 -1.0%
Excl. CPU (microsec)726 754 28 3.9%
Incl. MemUse (bytes)1,134,916 1,134,916 0 0.0%
Incl. MemUse (bytes) per call 7,566 7,516 -50 -0.7%
Excl. MemUse (bytes)-6,272 -6,272 0 0.0%
Incl. PeakMemUse (bytes)937,052 937,104 52 0.0%
Incl. PeakMemUse (bytes) per call 6,247 6,206 -41 -0.7%
Excl. PeakMemUse (bytes)5,100 5,100 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% -107 -2.8% -95 -4.1% 0 0.0% 52 0.2%
Exclusive Metrics Diff for Current Function7 6.5% 28 29.5% 0 N/A% 0 0.0%
Parent functions
Drupal\Component\Plugin\Factory\DefaultFactory::getPluginClass0 0.0% -73 -68.2% -70 -73.7% 8 N/A% 56 107.7%
Drupal\Core\Database\Connection::getDriverClass0 0.0% -62 -57.9% -62 -65.3% 0 N/A% 0 0.0%
Drupal\Core\Entity\EntityManager::getControllerClass0 0.0% 27 25.2% 37 38.9% -8 N/A% -4 -7.7%
file_stream_wrapper_get_instance_by_uri0 0.0% 4 3.7% 4 4.2% 0 N/A% 0 0.0%
file_stream_wrapper_valid_scheme0 0.0% -2 -1.9% -2 -2.1% 0 N/A% 0 0.0%
Drupal\Core\Template\TwigEnvironment::loadTemplate1 100.0% 2 1.9% 5 5.3% 0 N/A% 0 0.0%
Drupal\Component\Datetime\DateTimePlus::canUseIntl0 0.0% -2 -1.9% -8 -8.4% 0 N/A% 0 0.0%
Drupal\Core\Config\Context\ConfigContextFactory::get0 0.0% -1 -0.9% -1 -1.1% 0 N/A% 0 0.0%
_drupal_simpletest_conf_path0 0.0% 0 0.0% 0 0.0% 0 N/A% 0 0.0%
Drupal\Core\DrupalKernel::initializeContainer0 0.0% 0 0.0% 2 2.1% 0 N/A% 0 0.0%
Child function
Symfony\Component\ClassLoader\ClassLoader::loadClass0 N/A% -114 -106.5% -123 -129.5% 0 N/A% 52 100.0%