Diff Report
Run #5350e128cfd2b: XHProf Run (Namespace=drupal-perf-cottser)
vs.
Run #5350e2663e694: XHProf Run (Namespace=drupal-perf-cottser)
Tip
Click a function name below to drill down.

Regression/Improvement summary for class_exists

class_existsRun #5350e128cfd2bRun #5350e2663e694DiffDiff%
Number of Function Calls3,054 3,055 1 0.0%
Incl. Wall Time (microsec)44,204 44,629 425 1.0%
Incl. Wall Time (microsec) per call 14 15 0 0.9%
Excl. Wall Time (microsec)2,574 2,556 -18 -0.7%
Incl. CPU (microsecs)46,143 46,530 387 0.8%
Incl. CPU (microsecs) per call 15 15 0 0.8%
Excl. CPU (microsec)4,445 4,382 -63 -1.4%
Incl. MemUse (bytes)9,417,000 9,417,320 320 0.0%
Incl. MemUse (bytes) per call 3,083 3,083 -1 -0.0%
Excl. MemUse (bytes)-16,880 -16,864 16 0.1%
Incl. PeakMemUse (bytes)8,096,712 8,094,416 -2,296 -0.0%
Incl. PeakMemUse (bytes) per call 2,651 2,650 -2 -0.1%
Excl. PeakMemUse (bytes)10,056 9,616 -440 -4.4%

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% 425 26.6% 387 22.4% 320 1.4% -2,296 -10.2%
Exclusive Metrics Diff for Current Function-18 -4.2% -63 -16.3% 16 5.0% -440 -19.2%
Parent functions
Drupal\Component\Plugin\Factory\DefaultFactory::getPluginClass0 0.0% 330 77.6% 329 85.0% 368 115.0% -3,168 -138.0%
Drupal\Core\Entity\EntityManager::getDefinition0 0.0% 34 8.0% -21 -5.4% -248 -77.5% 1,512 65.9%
Drupal\Core\Controller\ControllerResolver::createController0 0.0% 30 7.1% 30 7.8% 0 0.0% 0 0.0%
Drupal\Core\Database\Connection::getDriverClass0 0.0% 20 4.7% 19 4.9% 16 5.0% 56 2.4%
Drupal\Core\Entity\Query\QueryBase::getClass0 0.0% 9 2.1% 0 0.0% -40 -12.5% 432 18.8%
Drupal\Core\Form\FormBuilder::getFormId0 0.0% 3 0.7% 3 0.8% -48 -15.0% -88 -3.8%
Drupal\Core\Template\TwigEnvironment::loadTemplate1 100.0% -1 -0.2% -2 -0.5% 0 0.0% 0 0.0%
Drupal\Component\Datetime\DateTimePlus::intlDateFormatterExists0 0.0% 0 0.0% 2 0.5% 0 0.0% 0 0.0%
Drupal\Core\DrupalKernel::initializeContainer0 0.0% 0 0.0% -2 -0.5% 0 0.0% 0 0.0%
Drupal\Core\Entity\EntityType::hasControllerClass0 0.0% 0 0.0% 27 7.0% 272 85.0% -1,040 -45.3%
file_stream_wrapper_get_instance_by_scheme0 0.0% 0 0.0% 2 0.5% 0 0.0% 0 0.0%
Child function
Symfony\Component\ClassLoader\ApcClassLoader::loadClass0 N/A% 443 104.2% 450 116.3% 304 95.0% -1,856 -80.8%