Diff Report
Run #519eb7f35533b: XHProf Run (Namespace=drupal-perf-drupalcon)
vs.
Run #519eb7a1537f7: XHProf Run (Namespace=drupal-perf-drupalcon)
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Regression/Improvement summary for class_exists

class_existsRun #519eb7f35533bRun #519eb7a1537f7DiffDiff%
Number of Function Calls265 265 0 0.0%
Incl. Wall Time (microsec)44,341 45,720 1,379 3.1%
Incl. Wall Time (microsec) per call 167 173 5 3.1%
Excl. Wall Time (microsec)1,103 1,178 75 6.8%
Incl. CPU (microsecs)44,641 45,990 1,349 3.0%
Incl. CPU (microsecs) per call 168 174 5 3.0%
Excl. CPU (microsec)1,286 1,338 52 4.0%
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% 1,379 47.2% 1,349 88.4% 0 N/A% 0 N/A%
Exclusive Metrics Diff for Current Function75 5.4% 52 3.9% 0 N/A% 0 N/A%
Parent functions
Drupal\Component\Plugin\Factory\DefaultFactory::getPluginClass0 N/A% 1,314 95.3% 1,311 97.2% 0 N/A% 0 N/A%
Drupal\Core\Database\Connection::getDriverClass0 N/A% -59 -4.3% -57 -4.2% 0 N/A% 0 N/A%
Drupal\Core\Entity\EntityManager::getControllerClass0 N/A% 54 3.9% 61 4.5% 0 N/A% 0 N/A%
Drupal\Component\Datetime\DateTimePlus::canUseIntl0 N/A% 53 3.8% 44 3.3% 0 N/A% 0 N/A%
file_stream_wrapper_get_instance_by_uri0 N/A% 12 0.9% -2 -0.1% 0 N/A% 0 N/A%
file_stream_wrapper_valid_scheme0 N/A% 3 0.2% -11 -0.8% 0 N/A% 0 N/A%
Drupal\Core\Config\Context\ConfigContextFactory::get0 N/A% 2 0.1% 2 0.1% 0 N/A% 0 N/A%
Drupal\Core\DrupalKernel::initializeContainer0 N/A% 0 0.0% 3 0.2% 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% -2 -0.1% 0 N/A% 0 N/A%
Child function
Symfony\Component\ClassLoader\ClassLoader::loadClass0 N/A% 1,304 94.6% 1,297 96.1% 0 N/A% 0 N/A%