Diff Report
Run #52f5c520502f0: XHProf Run (Namespace=drupal-perf-cottser)
vs.
Run #52f5c574bebaf: XHProf Run (Namespace=drupal-perf-cottser)
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Regression/Improvement summary for class_exists

class_existsRun #52f5c520502f0Run #52f5c574bebafDiffDiff%
Number of Function Calls96 97 1 1.0%
Incl. Wall Time (microsec)13,503 13,406 -97 -0.7%
Incl. Wall Time (microsec) per call 141 138 -2 -1.7%
Excl. Wall Time (microsec)213 225 12 5.6%
Incl. CPU (microsecs)13,580 13,488 -92 -0.7%
Incl. CPU (microsecs) per call 141 139 -2 -1.7%
Excl. CPU (microsec)259 278 19 7.3%
Incl. MemUse (bytes)3,078,728 3,078,304 -424 -0.0%
Incl. MemUse (bytes) per call 32,070 31,735 -335 -1.0%
Excl. MemUse (bytes)-1,200 -1,200 0 0.0%
Incl. PeakMemUse (bytes)2,910,480 2,901,520 -8,960 -0.3%
Incl. PeakMemUse (bytes) per call 30,318 29,913 -405 -1.3%
Excl. PeakMemUse (bytes)9,848 9,848 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% -97 -421.7% -92 -100.0% -424 -1.0% -8,960 -19.6%
Exclusive Metrics Diff for Current Function12 12.4% 19 20.7% 0 0.0% 0 0.0%
Parent functions
Drupal\Core\Entity\EntityType::hasControllerClass0 0.0% -69 -71.1% -66 -71.7% -152 -35.8% -3,256 -36.3%
Drupal\Component\Plugin\Factory\DefaultFactory::getPluginClass0 0.0% 56 57.7% 56 60.9% 40 9.4% -152 -1.7%
Drupal\Core\Entity\EntityManager::getDefinition0 0.0% -51 -52.6% -51 -55.4% -208 -49.1% -5,600 -62.5%
Drupal\Core\Controller\ControllerResolver::createController0 0.0% -42 -43.3% -41 -44.6% 0 0.0% 0 0.0%
Drupal\Core\Form\FormBuilder::getFormId0 0.0% 20 20.6% 20 21.7% 0 0.0% 0 0.0%
Drupal\Core\Entity\Query\QueryBase::getClass0 0.0% -12 -12.4% -14 -15.2% -16 -3.8% -16 -0.2%
Drupal\Core\Database\Connection::getDriverClass0 0.0% 1 1.0% 0 0.0% -88 -20.8% 64 0.7%
Drupal\Component\Datetime\DateTimePlus::intlDateFormatterExists0 0.0% -1 -1.0% -1 -1.1% 0 0.0% 0 0.0%
Drupal\Core\Template\TwigEnvironment::loadTemplate1 100.0% 1 1.0% 2 2.2% 0 0.0% 0 0.0%
_drupal_simpletest_conf_path0 0.0% 0 0.0% 1 1.1% 0 0.0% 0 0.0%
Drupal\Core\DrupalKernel::initializeContainer0 0.0% 0 0.0% 1 1.1% 0 0.0% 0 0.0%
file_stream_wrapper_get_instance_by_scheme0 0.0% 0 0.0% 1 1.1% 0 0.0% 0 0.0%
Child function
Symfony\Component\ClassLoader\ApcClassLoader::loadClass0 N/A% -109 -112.4% -111 -120.7% -424 -100.0% -8,960 -100.0%