Diff Report
Run #519fe4bc90ab9: XHProf Run (Namespace=drupal-perf-mrbaileys)
vs.
Run #519fe53eaaaf2: XHProf Run (Namespace=drupal-perf-mrbaileys)
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Regression/Improvement summary for class_exists

class_existsRun #519fe4bc90ab9Run #519fe53eaaaf2DiffDiff%
Number of Function Calls190 190 0 0.0%
Incl. Wall Time (microsec)34,729 34,872 143 0.4%
Incl. Wall Time (microsec) per call 183 184 1 0.4%
Excl. Wall Time (microsec)1,451 1,373 -78 -5.4%
Incl. CPU (microsecs)24,001 32,001 8,000 33.3%
Incl. CPU (microsecs) per call 126 168 42 33.3%
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 2,421 0 0.0%
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 2,028 0 0.0%
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_exists0 N/A% 143 9.6% 8,000 400000.0% 0 N/A% 0 N/A%
Exclusive Metrics Diff for Current Function-78 -54.5% -4,000 -50.0% 0 N/A% 0 N/A%
Parent functions
Drupal\Component\Datetime\DateTimePlus::canUseIntl0 N/A% 79 55.2% 4,000 50.0% 0 N/A% 0 N/A%
Drupal\Core\Entity\EntityManager::getControllerClass0 N/A% 52 36.4% 4,000 50.0% 0 N/A% 0 N/A%
Drupal\Component\Plugin\Factory\DefaultFactory::getPluginClass0 N/A% -19 -13.3% 0 0.0% 0 N/A% 0 N/A%
Drupal\Core\Database\Connection::getDriverClass0 N/A% 17 11.9% 0 0.0% 0 N/A% 0 N/A%
Drupal\Core\Database\Query\Select::extend0 N/A% 13 9.1% 0 0.0% 0 N/A% 0 N/A%
Drupal\Core\Config\Context\ConfigContextFactory::get0 N/A% 2 1.4% 0 0.0% 0 N/A% 0 N/A%
Drupal\Core\DrupalKernel::initializeContainer0 N/A% -1 -0.7% 0 0.0% 0 N/A% 0 N/A%
Drupal\Core\Template\TwigEnvironment::loadTemplate0 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 functions
Symfony\Component\ClassLoader\ClassLoader::loadClass0 N/A% 164 114.7% 8,000 100.0% 0 N/A% 0 N/A%
Symfony\Component\ClassLoader\ApcClassLoader::loadClass0 N/A% 57 39.9% 4,000 50.0% 0 N/A% 0 N/A%