Diff Report
Run #519eb5243677d: XHProf Run (Namespace=drupal-perf-drupalcon)
vs.
Run #519eb486908e7: XHProf Run (Namespace=drupal-perf-drupalcon)
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Regression/Improvement summary for class_exists

class_existsRun #519eb5243677dRun #519eb486908e7DiffDiff%
Number of Function Calls265 265 0 0.0%
Incl. Wall Time (microsec)43,758 43,921 163 0.4%
Incl. Wall Time (microsec) per call 165 166 1 0.4%
Excl. Wall Time (microsec)1,093 1,077 -16 -1.5%
Incl. CPU (microsecs)44,039 44,200 161 0.4%
Incl. CPU (microsecs) per call 166 167 1 0.4%
Excl. CPU (microsec)1,252 1,232 -20 -1.6%
Incl. MemUse (bytes)1,201,392 1,201,392 0 0.0%
Incl. MemUse (bytes) per call 4,534 4,534 0 0.0%
Excl. MemUse (bytes)-8,444 -8,444 0 0.0%
Incl. PeakMemUse (bytes)953,828 953,828 0 0.0%
Incl. PeakMemUse (bytes) per call 3,599 3,599 0 0.0%
Excl. PeakMemUse (bytes)5,168 5,168 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% 163 8.3% 161 16.0% 0 N/A% 0 N/A%
Exclusive Metrics Diff for Current Function-16 -9.8% -20 -12.4% 0 N/A% 0 N/A%
Parent functions
Drupal\Component\Plugin\Factory\DefaultFactory::getPluginClass0 N/A% 392 240.5% 396 246.0% 0 N/A% 0 N/A%
Drupal\Component\Datetime\DateTimePlus::canUseIntl0 N/A% -252 -154.6% -257 -159.6% 0 N/A% 0 N/A%
Drupal\Core\Entity\EntityManager::getControllerClass0 N/A% 15 9.2% 14 8.7% 0 N/A% 0 N/A%
Drupal\Core\Database\Connection::getDriverClass0 N/A% 13 8.0% 13 8.1% 0 N/A% 0 N/A%
file_stream_wrapper_get_instance_by_uri0 N/A% -5 -3.1% -4 -2.5% 0 N/A% 0 N/A%
file_stream_wrapper_valid_scheme0 N/A% 2 1.2% 0 0.0% 0 N/A% 0 N/A%
Drupal\Core\DrupalKernel::initializeContainer0 N/A% -1 -0.6% -1 -0.6% 0 N/A% 0 N/A%
Drupal\Core\Config\Context\ConfigContextFactory::get0 N/A% -1 -0.6% -1 -0.6% 0 N/A% 0 N/A%
_drupal_simpletest_conf_path0 N/A% 0 0.0% 0 0.0% 0 N/A% 0 N/A%
Drupal\Core\Template\TwigEnvironment::loadTemplate0 N/A% 0 0.0% 1 0.6% 0 N/A% 0 N/A%
Child function
Symfony\Component\ClassLoader\ClassLoader::loadClass0 N/A% 179 109.8% 181 112.4% 0 N/A% 0 N/A%