Diff Report
Run #519af44245f83: XHProf Run (Namespace=drupal-perf-joelpittet)
vs.
Run #519af4a154bbb: XHProf Run (Namespace=drupal-perf-joelpittet)
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Regression/Improvement summary for class_exists

class_existsRun #519af44245f83Run #519af4a154bbbDiffDiff%
Number of Function Calls70 70 0 0.0%
Incl. Wall Time (microsec)48,875 48,496 -379 -0.8%
Incl. Wall Time (microsec) per call 698 693 -5 -0.8%
Excl. Wall Time (microsec)420 408 -12 -2.9%
Incl. CPU (microsecs)48,959 48,584 -375 -0.8%
Incl. CPU (microsecs) per call 699 694 -5 -0.8%
Excl. CPU (microsec)451 446 -5 -1.1%
Incl. MemUse (bytes)5,595,208 5,595,208 0 0.0%
Incl. MemUse (bytes) per call 79,932 79,932 0 0.0%
Excl. MemUse (bytes)-7,352 -7,352 0 0.0%
Incl. PeakMemUse (bytes)4,871,344 4,871,344 0 0.0%
Incl. PeakMemUse (bytes) per call 69,591 69,591 0 0.0%
Excl. PeakMemUse (bytes)6,976 6,976 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% -379 -74.5% -375 -22.1% 0 N/A% 0 N/A%
Exclusive Metrics Diff for Current Function-12 -3.2% -5 -1.3% 0 N/A% 0 N/A%
Parent functions
Drupal\Component\Plugin\Factory\DefaultFactory::getPluginClass0 N/A% -195 -51.5% -187 -49.9% 0 N/A% 0 N/A%
Drupal\Core\Database\Connection::getDriverClass0 N/A% -108 -28.5% -110 -29.3% 0 N/A% 0 N/A%
Drupal\Core\Entity\EntityManager::getControllerClass0 N/A% -69 -18.2% -72 -19.2% 0 N/A% 0 N/A%
Drupal\Component\Datetime\DateTimePlus::canUseIntl0 N/A% -5 -1.3% -4 -1.1% 0 N/A% 0 N/A%
Drupal\Core\Config\Context\ConfigContextFactory::get0 N/A% -4 -1.1% -4 -1.1% 0 N/A% 0 N/A%
Drupal\Core\Template\TwigEnvironment::loadTemplate0 N/A% 1 0.3% 0 0.0% 0 N/A% 0 N/A%
Drupal\Core\Database\Query\Select::extend0 N/A% 1 0.3% 2 0.5% 0 N/A% 0 N/A%
file_stream_wrapper_get_instance_by_uri0 N/A% 0 0.0% -1 -0.3% 0 N/A% 0 N/A%
file_stream_wrapper_valid_scheme0 N/A% 0 0.0% 1 0.3% 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% 0 0.0% 0 N/A% 0 N/A%
Child function
Symfony\Component\ClassLoader\ClassLoader::loadClass0 N/A% -367 -96.8% -370 -98.7% 0 N/A% 0 N/A%