Diff Report
Run #5199e3a2bf6f6: XHProf Run (Namespace=drupal-perf-ezeedub)
vs.
Run #5199e5a1880e2: XHProf Run (Namespace=drupal-perf-ezeedub)
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Regression/Improvement summary for class_exists

class_existsRun #5199e3a2bf6f6Run #5199e5a1880e2DiffDiff%
Number of Function Calls351 353 2 0.6%
Incl. Wall Time (microsec)84,938 84,812 -126 -0.1%
Incl. Wall Time (microsec) per call 242 240 -2 -0.7%
Excl. Wall Time (microsec)2,054 1,895 -159 -7.7%
Incl. CPU (microsecs)52,004 92,004 40,000 76.9%
Incl. CPU (microsecs) per call 148 261 112 75.9%
Excl. CPU (microsec)0 4,000 4,000 N/A%
Incl. MemUse (bytes)1,235,832 1,235,940 108 0.0%
Incl. MemUse (bytes) per call 3,521 3,501 -20 -0.6%
Excl. MemUse (bytes)-9,920 -9,920 0 0.0%
Incl. PeakMemUse (bytes)1,109,536 1,109,676 140 0.0%
Incl. PeakMemUse (bytes) per call 3,161 3,144 -18 -0.6%
Excl. PeakMemUse (bytes)5,768 5,768 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_exists2 100.0% -126 -0.5% 40,000 142.9% 108 0.2% 140 0.2%
Exclusive Metrics Diff for Current Function-159 -126.2% 4,000 10.0% 0 0.0% 0 0.0%
Parent functions
Drupal\Component\Datetime\DateTimePlus::canUseIntl0 0.0% 122 96.8% 48,000 120.0% 0 0.0% 0 0.0%
Drupal\Core\Entity\EntityManager::getControllerClass0 0.0% -100 -79.4% -8,001 -20.0% 24 22.2% 32 22.9%
Drupal\Component\Plugin\Factory\DefaultFactory::getPluginClass0 0.0% -97 -77.0% 1 0.0% 84 77.8% 108 77.1%
Drupal\Core\Database\Connection::getDriverClass0 0.0% -53 -42.1% 0 0.0% 0 0.0% 0 0.0%
Drupal\Core\Database\Query\Select::extend0 0.0% -5 -4.0% 0 0.0% 0 0.0% 0 0.0%
file_stream_wrapper_valid_scheme0 0.0% 4 3.2% 0 0.0% 0 0.0% 0 0.0%
Drupal\Core\Template\TwigEnvironment::loadTemplate2 100.0% 3 2.4% 0 0.0% 0 0.0% 0 0.0%
file_stream_wrapper_get_instance_by_uri0 0.0% 1 0.8% 0 0.0% 0 0.0% 0 0.0%
Drupal\Core\Config\Context\ConfigContextFactory::get0 0.0% -1 -0.8% 0 0.0% 0 0.0% 0 0.0%
Drupal\Core\DrupalKernel::initializeContainer0 0.0% 0 0.0% 0 0.0% 0 0.0% 0 0.0%
_drupal_simpletest_conf_path0 0.0% 0 0.0% 0 0.0% 0 0.0% 0 0.0%
Child function
Symfony\Component\ClassLoader\ClassLoader::loadClass0 N/A% 33 26.2% 36,000 90.0% 108 100.0% 140 100.0%