Diff Report
Run #519c60f26cf68: XHProf Run (Namespace=drupal-perf-drupalcon)
vs.
Run #519c6200dd578: XHProf Run (Namespace=drupal-perf-drupalcon)
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Regression/Improvement summary for class_exists

class_existsRun #519c60f26cf68Run #519c6200dd578DiffDiff%
Number of Function Calls197 198 1 0.5%
Incl. Wall Time (microsec)41,725 42,423 698 1.7%
Incl. Wall Time (microsec) per call 212 214 2 1.2%
Excl. Wall Time (microsec)978 988 10 1.0%
Incl. CPU (microsecs)41,917 42,659 742 1.8%
Incl. CPU (microsecs) per call 213 215 3 1.3%
Excl. CPU (microsec)1,057 1,107 50 4.7%
Incl. MemUse (bytes)1,295,588 1,296,032 444 0.0%
Incl. MemUse (bytes) per call 6,577 6,546 -31 -0.5%
Excl. MemUse (bytes)-10,660 -10,204 456 4.3%
Incl. PeakMemUse (bytes)926,776 927,276 500 0.1%
Incl. PeakMemUse (bytes) per call 4,704 4,683 -21 -0.5%
Excl. PeakMemUse (bytes)5,112 5,568 456 8.9%

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_exists1 100.0% 698 10.1% 742 10.5% 444 0.2% 500 0.2%
Exclusive Metrics Diff for Current Function10 1.4% 50 6.7% 456 102.7% 456 91.2%
Parent functions
Drupal\Component\Plugin\Factory\DefaultFactory::getPluginClass0 0.0% 681 97.6% 682 91.9% -12 -2.7% 72 14.4%
Drupal\Component\Datetime\DateTimePlus::canUseIntl0 0.0% -35 -5.0% -11 -1.5% 0 0.0% -28 -5.6%
Drupal\Core\Entity\EntityManager::getControllerClass0 0.0% 34 4.9% 39 5.3% 0 0.0% 0 0.0%
Drupal\Core\Database\Connection::getDriverClass0 0.0% 14 2.0% 14 1.9% 0 0.0% 0 0.0%
Drupal\Core\Template\TwigEnvironment::loadTemplate1 100.0% 2 0.3% 4 0.5% 456 102.7% 456 91.2%
Drupal\Core\Config\Context\ConfigContextFactory::get0 0.0% 1 0.1% 1 0.1% 0 0.0% 0 0.0%
_drupal_simpletest_conf_path0 0.0% 1 0.1% 3 0.4% 0 0.0% 0 0.0%
file_stream_wrapper_get_instance_by_uri0 0.0% 0 0.0% 9 1.2% 0 0.0% 0 0.0%
Drupal\Core\DrupalKernel::initializeContainer0 0.0% 0 0.0% 1 0.1% 0 0.0% 0 0.0%
Child function
Symfony\Component\ClassLoader\ClassLoader::loadClass0 N/A% 688 98.6% 692 93.3% -12 -2.7% 44 8.8%