Diff Report
Run #519ec8bd1b3c1: XHProf Run (Namespace=drupal-perf-joelpittet)
vs.
Run #519ec8682c2dc: XHProf Run (Namespace=drupal-perf-joelpittet)
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Regression/Improvement summary for class_exists

class_existsRun #519ec8bd1b3c1Run #519ec8682c2dcDiffDiff%
Number of Function Calls380 380 0 0.0%
Incl. Wall Time (microsec)53,773 53,604 -169 -0.3%
Incl. Wall Time (microsec) per call 142 141 -0 -0.3%
Excl. Wall Time (microsec)1,410 1,399 -11 -0.8%
Incl. CPU (microsecs)54,110 53,927 -183 -0.3%
Incl. CPU (microsecs) per call 142 142 -0 -0.3%
Excl. CPU (microsec)1,504 1,477 -27 -1.8%
Incl. MemUse (bytes)617,400 617,400 0 0.0%
Incl. MemUse (bytes) per call 1,625 1,625 0 0.0%
Excl. MemUse (bytes)-15,368 -15,368 0 0.0%
Incl. PeakMemUse (bytes)470,200 470,200 0 0.0%
Incl. PeakMemUse (bytes) per call 1,237 1,237 0 0.0%
Excl. PeakMemUse (bytes)7,784 7,784 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% -169 -6.6% -183 -4.0% 0 N/A% 0 N/A%
Exclusive Metrics Diff for Current Function-11 -6.5% -27 -14.8% 0 N/A% 0 N/A%
Parent functions
Drupal\Component\Plugin\Factory\DefaultFactory::getPluginClass0 N/A% -141 -83.4% -140 -76.5% 0 N/A% 0 N/A%
Drupal\Core\Entity\EntityManager::getControllerClass0 N/A% -43 -25.4% -42 -23.0% 0 N/A% 0 N/A%
Drupal\Component\Datetime\DateTimePlus::canUseIntl0 N/A% 43 25.4% 30 16.4% 0 N/A% 0 N/A%
Drupal\Core\Database\Query\Select::extend0 N/A% -23 -13.6% -22 -12.0% 0 N/A% 0 N/A%
Drupal\Core\Database\Connection::getDriverClass0 N/A% -7 -4.1% -8 -4.4% 0 N/A% 0 N/A%
file_stream_wrapper_valid_scheme0 N/A% 1 0.6% 0 0.0% 0 N/A% 0 N/A%
Drupal\Core\Config\Context\ConfigContextFactory::get0 N/A% 1 0.6% 1 0.5% 0 N/A% 0 N/A%
file_stream_wrapper_get_instance_by_uri0 N/A% 0 0.0% -3 -1.6% 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% 1 0.5% 0 N/A% 0 N/A%
Child function
Symfony\Component\ClassLoader\ClassLoader::loadClass0 N/A% -158 -93.5% -156 -85.2% 0 N/A% 0 N/A%