Diff Report
Run #519fbb3f5c2a0: XHProf Run (Namespace=drupal-perf-drupalcon)
vs.
Run #519fbca569199: XHProf Run (Namespace=drupal-perf-drupalcon)
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Regression/Improvement summary for class_exists

class_existsRun #519fbb3f5c2a0Run #519fbca569199DiffDiff%
Number of Function Calls80 80 0 0.0%
Incl. Wall Time (microsec)16,762 16,645 -117 -0.7%
Incl. Wall Time (microsec) per call 210 208 -1 -0.7%
Excl. Wall Time (microsec)286 291 5 1.7%
Incl. CPU (microsecs)16,849 16,724 -125 -0.7%
Incl. CPU (microsecs) per call 211 209 -2 -0.7%
Excl. CPU (microsec)343 334 -9 -2.6%
Incl. MemUse (bytes)1,758,560 1,758,560 0 0.0%
Incl. MemUse (bytes) per call 21,982 21,982 0 0.0%
Excl. MemUse (bytes)-7,128 -7,128 0 0.0%
Incl. PeakMemUse (bytes)1,148,360 1,148,360 0 0.0%
Incl. PeakMemUse (bytes) per call 14,355 14,355 0 0.0%
Excl. PeakMemUse (bytes)10,448 10,448 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% -117 -18.4% -125 -43.6% 0 N/A% 0 N/A%
Exclusive Metrics Diff for Current Function5 4.3% -9 -7.2% 0 N/A% 0 N/A%
Parent functions
Drupal\Component\Plugin\Factory\DefaultFactory::getPluginClass0 N/A% -114 -97.4% -123 -98.4% 0 N/A% 0 N/A%
Drupal\Core\Database\Connection::getDriverClass0 N/A% 82 70.1% 83 66.4% 0 N/A% 0 N/A%
Drupal\Component\Datetime\DateTimePlus::canUseIntl0 N/A% -40 -34.2% -39 -31.2% 0 N/A% 0 N/A%
Drupal\Core\Entity\EntityManager::getControllerClass0 N/A% -28 -23.9% -33 -26.4% 0 N/A% 0 N/A%
Drupal\Core\Config\Context\ConfigContextFactory::get0 N/A% -18 -15.4% -20 -16.0% 0 N/A% 0 N/A%
file_stream_wrapper_valid_scheme0 N/A% 1 0.9% 1 0.8% 0 N/A% 0 N/A%
file_stream_wrapper_get_instance_by_uri0 N/A% 0 0.0% 2 1.6% 0 N/A% 0 N/A%
Drupal\Core\DrupalKernel::initializeContainer0 N/A% 0 0.0% 4 3.2% 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% 0 0.0% 0 N/A% 0 N/A%
Child function
Symfony\Component\ClassLoader\ClassLoader::loadClass0 N/A% -122 -104.3% -116 -92.8% 0 N/A% 0 N/A%