Diff Report
Run #519fe4bc90ab9: XHProf Run (Namespace=drupal-perf-mrbaileys)
vs.
Run #519fe58959c26: XHProf Run (Namespace=drupal-perf-mrbaileys)
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Regression/Improvement summary for class_exists

class_existsRun #519fe4bc90ab9Run #519fe58959c26DiffDiff%
Number of Function Calls190 191 1 0.5%
Incl. Wall Time (microsec)34,729 35,141 412 1.2%
Incl. Wall Time (microsec) per call 183 184 1 0.7%
Excl. Wall Time (microsec)1,451 1,397 -54 -3.7%
Incl. CPU (microsecs)24,001 40,001 16,000 66.7%
Incl. CPU (microsecs) per call 126 209 83 65.8%
Excl. CPU (microsec)4,000 0 -4,000 -100.0%
Incl. MemUse (bytes)460,000 460,000 0 0.0%
Incl. MemUse (bytes) per call 2,421 2,408 -13 -0.5%
Excl. MemUse (bytes)-13,032 -13,032 0 0.0%
Incl. PeakMemUse (bytes)385,256 385,256 0 0.0%
Incl. PeakMemUse (bytes) per call 2,028 2,017 -11 -0.5%
Excl. PeakMemUse (bytes)8,184 8,184 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% 412 89.2% 16,000 1600000.0% 0 0.0% 0 0.0%
Exclusive Metrics Diff for Current Function-54 -13.1% -4,000 -25.0% 0 N/A% 0 N/A%
Parent functions
Drupal\Component\Datetime\DateTimePlus::canUseIntl0 0.0% 306 74.3% 16,000 100.0% 0 N/A% 0 N/A%
Drupal\Core\Entity\EntityManager::getControllerClass0 0.0% 54 13.1% 0 0.0% 0 N/A% 0 N/A%
Drupal\Core\Database\Connection::getDriverClass0 0.0% 54 13.1% 0 0.0% 0 N/A% 0 N/A%
Drupal\Component\Plugin\Factory\DefaultFactory::getPluginClass0 0.0% -7 -1.7% 0 0.0% 0 N/A% 0 N/A%
Drupal\Core\Template\TwigEnvironment::loadTemplate1 100.0% 2 0.5% 0 0.0% 0 N/A% 0 N/A%
Drupal\Core\Database\Query\Select::extend0 0.0% 2 0.5% 0 0.0% 0 N/A% 0 N/A%
Drupal\Core\Config\Context\ConfigContextFactory::get0 0.0% 2 0.5% 0 0.0% 0 N/A% 0 N/A%
Drupal\Core\DrupalKernel::initializeContainer0 0.0% -1 -0.2% 0 0.0% 0 N/A% 0 N/A%
_drupal_simpletest_conf_path0 0.0% 0 0.0% 0 0.0% 0 N/A% 0 N/A%
Child functions
Symfony\Component\ClassLoader\ClassLoader::loadClass0 N/A% 321 77.9% 16,000 100.0% 0 N/A% 0 N/A%
Symfony\Component\ClassLoader\ApcClassLoader::loadClass0 N/A% 145 35.2% 4,000 25.0% 0 N/A% 0 N/A%