Diff Report
Run #519fb952126aa: XHProf Run (Namespace=drupal-perf-mrbaileys)
vs.
Run #519fb8e35d279: XHProf Run (Namespace=drupal-perf-mrbaileys)
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Regression/Improvement summary for class_exists

class_existsRun #519fb952126aaRun #519fb8e35d279DiffDiff%
Number of Function Calls66 62 -4 -6.1%
Incl. Wall Time (microsec)16,150 14,874 -1,276 -7.9%
Incl. Wall Time (microsec) per call 245 240 -5 -2.0%
Excl. Wall Time (microsec)328 322 -6 -1.8%
Incl. CPU (microsecs)12,001 8,000 -4,001 -33.3%
Incl. CPU (microsecs) per call 182 129 -53 -29.0%
Excl. CPU (microsec)0 0 0 N/A%
Incl. MemUse (bytes)1,606,752 1,464,632 -142,120 -8.8%
Incl. MemUse (bytes) per call 24,345 23,623 -722 -3.0%
Excl. MemUse (bytes)-6,432 -6,432 0 0.0%
Incl. PeakMemUse (bytes)1,370,536 1,211,520 -159,016 -11.6%
Incl. PeakMemUse (bytes) per call 20,766 19,541 -1,225 -5.9%
Excl. PeakMemUse (bytes)7,984 7,984 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_exists-4 -100.0% -1,276 -26.7% -4,001 -50.0% -142,120 -53.7% -159,016 -61.0%
Exclusive Metrics Diff for Current Function-6 -0.5% 0 0.0% 0 0.0% 0 0.0%
Parent functions
Drupal\Core\Entity\EntityManager::getControllerClass0 0.0% -1,375 -107.8% -8,001 -200.0% -142,112 -100.0% -158,752 -99.8%
Drupal\Component\Plugin\Factory\DefaultFactory::getPluginClass0 0.0% 89 7.0% 4,000 100.0% 16 0.0% -240 -0.2%
Drupal\Core\Database\Connection::getDriverClass0 0.0% 13 1.0% 0 0.0% -24 -0.0% -24 -0.0%
Drupal\Core\Template\TwigEnvironment::loadTemplate-4 -100.0% -8 -0.6% 0 0.0% 0 0.0% 0 0.0%
Drupal\Component\Datetime\DateTimePlus::canUseIntl0 0.0% 3 0.2% 0 0.0% 0 0.0% 0 0.0%
Drupal\Core\DrupalKernel::initializeContainer0 0.0% 1 0.1% 0 0.0% 0 0.0% 0 0.0%
Drupal\Core\Config\Context\ConfigContextFactory::get0 0.0% 1 0.1% 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% -1,270 -99.5% -4,001 -100.0% -142,120 -100.0% -159,016 -100.0%