Diff Report
Run #544337f542f97: XHProf Run (Namespace=drupal-perf-joelpittet)
vs.
Run #544333b05173f: XHProf Run (Namespace=drupal-perf-joelpittet)
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Regression/Improvement summary for class_exists

class_existsRun #544337f542f97Run #544333b05173fDiffDiff%
Number of Function Calls6,197 6,197 0 0.0%
Incl. Wall Time (microsec)109,519 105,910 -3,609 -3.3%
Incl. Wall Time (microsec) per call 18 17 -1 -3.3%
Excl. Wall Time (microsec)7,573 7,484 -89 -1.2%
Incl. CPU (microsecs)113,534 109,822 -3,712 -3.3%
Incl. CPU (microsecs) per call 18 18 -1 -3.3%
Excl. CPU (microsec)12,052 11,958 -94 -0.8%
Incl. MemUse (bytes)12,005,704 12,005,696 -8 -0.0%
Incl. MemUse (bytes) per call 1,937 1,937 -0 -0.0%
Excl. MemUse (bytes)9,144 9,128 -16 -0.2%
Incl. PeakMemUse (bytes)10,333,640 10,226,080 -107,560 -1.0%
Incl. PeakMemUse (bytes) per call 1,668 1,650 -17 -1.0%
Excl. PeakMemUse (bytes)19,216 19,072 -144 -0.7%

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% -3,609 -107.1% -3,712 -47.5% -8 -0.0% -107,560 -107.9%
Exclusive Metrics Diff for Current Function-89 -2.5% -94 -2.5% -16 -200.0% -144 -0.1%
Parent functions
Drupal\Core\Entity\EntityType::hasHandlerClass0 N/A% -1,365 -37.8% -1,442 -38.8% 24 300.0% 408 0.4%
Drupal\Component\Plugin\Factory\DefaultFactory::getPluginClass0 N/A% -1,215 -33.7% -1,316 -35.5% 504 6300.0% -108,080 -100.5%
Drupal\Core\Entity\EntityManager::getDefinition0 N/A% -910 -25.2% -848 -22.8% 40 500.0% 112 0.1%
Drupal\Core\Database\Connection::getDriverClass0 N/A% -42 -1.2% -43 -1.2% -8 -100.0% -56 -0.1%
Drupal\Core\Entity\Query\QueryBase::getClass0 N/A% -37 -1.0% -26 -0.7% -40 -500.0% 72 0.1%
Drupal\Core\DependencyInjection\ClassResolver::getInstanceFromDefinition0 N/A% -31 -0.9% -30 -0.8% -24 -300.0% 0 0.0%
Drupal\Core\Form\FormBuilder::getFormId0 N/A% -18 -0.5% -17 -0.5% -488 -6100.0% 0 0.0%
file_stream_wrapper_valid_scheme0 N/A% 6 0.2% 1 0.0% 0 0.0% 0 0.0%
Drupal\Core\DrupalKernel::initializeContainer0 N/A% 2 0.1% 2 0.1% 0 0.0% 0 0.0%
Drupal\Core\Template\TwigEnvironment::loadTemplate0 N/A% 1 0.0% 7 0.2% 0 0.0% 0 0.0%
Drupal\Core\Template\TwigEnvironment::loadTemplate@10 N/A% 0 0.0% 0 0.0% -16 -200.0% -16 -0.0%
Child function
spl_autoload_call0 N/A% -3,520 -97.5% -3,618 -97.5% 8 100.0% -107,416 -99.9%