Diff Report
Run #53180b3960796: XHProf Run (Namespace=drupal-perf-joelpittet)
vs.
Run #53180c595dcf8: XHProf Run (Namespace=drupal-perf-joelpittet)
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Regression/Improvement summary for class_exists

class_existsRun #53180b3960796Run #53180c595dcf8DiffDiff%
Number of Function Calls413 413 0 0.0%
Incl. Wall Time (microsec)86,000 85,098 -902 -1.0%
Incl. Wall Time (microsec) per call 208 206 -2 -1.0%
Excl. Wall Time (microsec)811 802 -9 -1.1%
Incl. CPU (microsecs)86,352 85,481 -871 -1.0%
Incl. CPU (microsecs) per call 209 207 -2 -1.0%
Excl. CPU (microsec)1,067 1,093 26 2.4%
Incl. MemUse (bytes)10,642,152 10,641,904 -248 -0.0%
Incl. MemUse (bytes) per call 25,768 25,767 -1 -0.0%
Excl. MemUse (bytes)9,976 9,976 0 0.0%
Incl. PeakMemUse (bytes)9,537,856 9,535,656 -2,200 -0.0%
Incl. PeakMemUse (bytes) per call 23,094 23,089 -5 -0.0%
Excl. PeakMemUse (bytes)11,472 11,504 32 0.3%

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% -902 -65.7% -871 -61.7% -248 -0.1% -2,200 -0.6%
Exclusive Metrics Diff for Current Function-9 -1.0% 26 3.0% 0 0.0% 32 1.5%
Parent functions
Drupal\Component\Plugin\Factory\DefaultFactory::getPluginClass0 N/A% -699 -77.5% -691 -79.3% -48 -19.4% 1,056 48.0%
Drupal\Core\Entity\EntityType::hasControllerClass0 N/A% -115 -12.7% -114 -13.1% -488 -196.8% -528 -24.0%
Drupal\Core\Entity\EntityManager::getDefinition0 N/A% -33 -3.7% -15 -1.7% 248 100.0% -2,248 -102.2%
Drupal\Core\Entity\Query\QueryBase::getClass0 N/A% -24 -2.7% -22 -2.5% 64 25.8% 24 1.1%
Drupal\Core\Form\FormBuilder::getFormId0 N/A% -13 -1.4% -14 -1.6% 32 12.9% -216 -9.8%
Drupal\Core\Database\Connection::getDriverClass0 N/A% -10 -1.1% -12 -1.4% -80 -32.3% -504 -22.9%
Drupal\Core\Controller\ControllerResolver::createController0 N/A% -7 -0.8% -7 -0.8% 24 9.7% 216 9.8%
Drupal\Component\Datetime\DateTimePlus::intlDateFormatterExists0 N/A% -1 -0.1% 0 0.0% 0 0.0% 0 0.0%
file_stream_wrapper_get_instance_by_scheme0 N/A% 1 0.1% -1 -0.1% 0 0.0% 0 0.0%
Drupal\Core\Template\TwigEnvironment::loadTemplate0 N/A% -1 -0.1% 3 0.3% 0 0.0% 0 0.0%
Drupal\Core\Template\TwigEnvironment::loadTemplate@10 N/A% 0 0.0% 0 0.0% 0 0.0% 0 0.0%
Drupal\Core\DrupalKernel::initializeContainer0 N/A% 0 0.0% 2 0.2% 0 0.0% 0 0.0%
Child function
spl_autoload_call0 N/A% -893 -99.0% -897 -103.0% -248 -100.0% -2,232 -101.5%