Diff Report
Run #52c96dcbc5e6a: XHProf Run (Namespace=drupal-perf-cottser)
vs.
Run #52c96d7c36f9e: XHProf Run (Namespace=drupal-perf-cottser)
Tip
Click a function name below to drill down.

Regression/Improvement summary for class_exists

class_existsRun #52c96dcbc5e6aRun #52c96d7c36f9eDiffDiff%
Number of Function Calls252 249 -3 -1.2%
Incl. Wall Time (microsec)4,448 4,464 16 0.4%
Incl. Wall Time (microsec) per call 18 18 0 1.6%
Excl. Wall Time (microsec)406 414 8 2.0%
Incl. CPU (microsecs)4,586 4,596 10 0.2%
Incl. CPU (microsecs) per call 18 18 0 1.4%
Excl. CPU (microsec)504 502 -2 -0.4%
Incl. MemUse (bytes)1,446,304 1,446,256 -48 -0.0%
Incl. MemUse (bytes) per call 5,739 5,808 69 1.2%
Excl. MemUse (bytes)-8,312 -8,312 0 0.0%
Incl. PeakMemUse (bytes)1,024,640 1,017,040 -7,600 -0.7%
Incl. PeakMemUse (bytes) per call 4,066 4,084 18 0.5%
Excl. PeakMemUse (bytes)10,104 10,040 -64 -0.6%

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-3 -100.0% 16 2.1% 10 0.7% -48 -0.0% -7,600 -6.8%
Exclusive Metrics Diff for Current Function8 50.0% -2 -20.0% 0 0.0% -64 -0.8%
Parent functions
Drupal\Component\Plugin\Factory\DefaultFactory::getPluginClass0 0.0% -40 -250.0% -44 -440.0% 8 16.7% -7,552 -99.4%
Drupal\Core\Entity\EntityManager::getControllerClass0 0.0% 23 143.8% 19 190.0% 16 33.3% 0 0.0%
Drupal\Core\Entity\Query\QueryBase::getClass0 0.0% 19 118.8% 19 190.0% -72 -150.0% -40 -0.5%
Drupal\Core\Database\Connection::getDriverClass0 0.0% 13 81.2% 15 150.0% 0 0.0% -8 -0.1%
Drupal\Core\Form\FormBuilder::getFormId0 0.0% 4 25.0% 4 40.0% 0 0.0% 0 0.0%
Drupal\Core\Template\TwigEnvironment::loadTemplate-3 -100.0% -3 -18.8% -2 -20.0% 0 0.0% 0 0.0%
Drupal\Core\Controller\ControllerResolver::createController0 0.0% 1 6.2% 0 0.0% 0 0.0% 0 0.0%
Drupal\Core\Config\Context\ConfigContextFactory::get0 0.0% -1 -6.2% -1 -10.0% 0 0.0% 0 0.0%
Drupal\Core\DrupalKernel::initializeContainer0 0.0% 0 0.0% 0 0.0% 0 0.0% 0 0.0%
file_stream_wrapper_get_instance_by_scheme0 0.0% 0 0.0% 1 10.0% 0 0.0% 0 0.0%
Drupal\Component\Datetime\DateTimePlus::intlDateFormatterExists0 0.0% 0 0.0% -1 -10.0% 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\ApcClassLoader::loadClass0 N/A% 8 50.0% 12 120.0% -48 -100.0% -7,536 -99.2%