Diff Report
Run #51972fb0786ef: XHProf Run (Namespace=drupal-perf-steveoliver)
vs.
Run #5197310fa6a63: XHProf Run (Namespace=drupal-perf-steveoliver)
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Regression/Improvement summary for class_exists

class_existsRun #51972fb0786efRun #5197310fa6a63DiffDiff%
Number of Function Calls39 40 1 2.6%
Incl. Wall Time (microsec)685,229 685,345 116 0.0%
Incl. Wall Time (microsec) per call 17,570 17,134 -436 -2.5%
Excl. Wall Time (microsec)4,279 4,321 42 1.0%
Incl. CPU (microsecs)44,000 64,004 20,004 45.5%
Incl. CPU (microsecs) per call 1,128 1,600 472 41.8%
Excl. CPU (microsec)0 0 0 N/A%
Incl. MemUse (bytes)8,366,248 8,367,376 1,128 0.0%
Incl. MemUse (bytes) per call 214,519 209,184 -5,335 -2.5%
Excl. MemUse (bytes)-7,568 -6,440 1,128 14.9%
Incl. PeakMemUse (bytes)7,996,064 7,996,064 0 0.0%
Incl. PeakMemUse (bytes) per call 205,027 199,902 -5,126 -2.5%
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_exists1 100.0% 116 0.0% 20,004 83.3% 1,128 0.1% 0 0.0%
Exclusive Metrics Diff for Current Function42 36.2% 0 0.0% 1,128 100.0% 0 N/A%
Parent functions
Drupal\Component\Plugin\Factory\DefaultFactory::getPluginClass0 0.0% 244 210.3% 12,003 60.0% 0 0.0% 0 N/A%
Drupal\Core\Config\Context\ConfigContextFactory::get0 0.0% -30 -25.9% 4,001 20.0% 0 0.0% 0 N/A%
Drupal\Core\Database\Connection::getDriverClass0 0.0% 250 215.5% 4,000 20.0% 0 0.0% 0 N/A%
Drupal\Core\Template\TwigEnvironment::loadTemplate1 100.0% 55 47.4% 0 0.0% 1,128 100.0% 0 N/A%
Drupal\Component\Datetime\DateTimePlus::canUseIntl0 0.0% 56 48.3% 0 0.0% 0 0.0% 0 N/A%
Drupal\Core\DrupalKernel::initializeContainer0 0.0% 0 0.0% 0 0.0% 0 0.0% 0 N/A%
Drupal\Core\Entity\EntityManager::getControllerClass0 0.0% -460 -396.6% 0 0.0% 0 0.0% 0 N/A%
_drupal_simpletest_conf_path0 0.0% 1 0.9% 0 0.0% 0 0.0% 0 N/A%
Child function
Symfony\Component\ClassLoader\ClassLoader::loadClass0 N/A% 74 63.8% 20,004 100.0% 0 0.0% 0 N/A%