Diff Report
Run #51972fb0786ef: XHProf Run (Namespace=drupal-perf-steveoliver)
vs.
Run #519730b884300: XHProf Run (Namespace=drupal-perf-steveoliver)
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Regression/Improvement summary for class_exists

class_existsRun #51972fb0786efRun #519730b884300DiffDiff%
Number of Function Calls39 39 0 0.0%
Incl. Wall Time (microsec)685,229 685,753 524 0.1%
Incl. Wall Time (microsec) per call 17,570 17,583 13 0.1%
Excl. Wall Time (microsec)4,279 4,261 -18 -0.4%
Incl. CPU (microsecs)44,000 36,003 -7,997 -18.2%
Incl. CPU (microsecs) per call 1,128 923 -205 -18.2%
Excl. CPU (microsec)0 0 0 N/A%
Incl. MemUse (bytes)8,366,248 8,366,248 0 0.0%
Incl. MemUse (bytes) per call 214,519 214,519 0 0.0%
Excl. MemUse (bytes)-7,568 -7,568 0 0.0%
Incl. PeakMemUse (bytes)7,996,064 7,996,064 0 0.0%
Incl. PeakMemUse (bytes) per call 205,027 205,027 0 0.0%
Excl. PeakMemUse (bytes)3,888 3,888 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% 524 62.1% -7,997 -200.0% 0 N/A% 0 N/A%
Exclusive Metrics Diff for Current Function-18 -3.4% 0 0.0% 0 N/A% 0 N/A%
Parent functions
Drupal\Component\Plugin\Factory\DefaultFactory::getPluginClass0 N/A% 380 72.5% -11,997 -150.0% 0 N/A% 0 N/A%
Drupal\Core\Database\Connection::getDriverClass0 N/A% 352 67.2% 4,000 50.0% 0 N/A% 0 N/A%
Drupal\Core\Entity\EntityManager::getControllerClass0 N/A% -339 -64.7% 0 0.0% 0 N/A% 0 N/A%
Drupal\Core\Config\Context\ConfigContextFactory::get0 N/A% 78 14.9% 0 0.0% 0 N/A% 0 N/A%
Drupal\Component\Datetime\DateTimePlus::canUseIntl0 N/A% 53 10.1% 0 0.0% 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% 542 103.4% -7,997 -100.0% 0 N/A% 0 N/A%