Diff Report
Run #5196ef15c751e: XHProf Run (Namespace=drupal-perf-steveoliver)
vs.
Run #5196effcededb: XHProf Run (Namespace=drupal-perf-steveoliver)
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Regression/Improvement summary for class_exists

class_existsRun #5196ef15c751eRun #5196effcededbDiffDiff%
Number of Function Calls39 39 0 0.0%
Incl. Wall Time (microsec)231,175 143,088 -88,087 -38.1%
Incl. Wall Time (microsec) per call 5,928 3,669 -2,259 -38.1%
Excl. Wall Time (microsec)1,400 871 -529 -37.8%
Incl. CPU (microsecs)56,005 40,002 -16,003 -28.6%
Incl. CPU (microsecs) per call 1,436 1,026 -410 -28.6%
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% -88,087 -7.4% -16,003 -400.1% 0 N/A% 0 N/A%
Exclusive Metrics Diff for Current Function-529 -0.6% 0 0.0% 0 N/A% 0 N/A%
Parent functions
Drupal\Component\Plugin\Factory\DefaultFactory::getPluginClass0 N/A% -64,677 -73.4% -12,002 -75.0% 0 N/A% 0 N/A%
Drupal\Core\Entity\EntityManager::getControllerClass0 N/A% -16,046 -18.2% -8,001 -50.0% 0 N/A% 0 N/A%
Drupal\Core\Database\Connection::getDriverClass0 N/A% -5,605 -6.4% 0 0.0% 0 N/A% 0 N/A%
Drupal\Core\Config\Context\ConfigContextFactory::get0 N/A% -992 -1.1% 4,000 25.0% 0 N/A% 0 N/A%
Drupal\Component\Datetime\DateTimePlus::canUseIntl0 N/A% -747 -0.8% 0 0.0% 0 N/A% 0 N/A%
Drupal\Core\DrupalKernel::initializeContainer0 N/A% -13 -0.0% 0 0.0% 0 N/A% 0 N/A%
_drupal_simpletest_conf_path0 N/A% -7 -0.0% 0 0.0% 0 N/A% 0 N/A%
Child function
Symfony\Component\ClassLoader\ClassLoader::loadClass0 N/A% -87,558 -99.4% -16,003 -100.0% 0 N/A% 0 N/A%