Diff Report
Run #53d4352fc0c61: XHProf Run (Namespace=drupal-perf-joelpittet)
vs.
Run #53d436500e2ac: XHProf Run (Namespace=drupal-perf-joelpittet)
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Regression/Improvement summary for class_exists

class_existsRun #53d4352fc0c61Run #53d436500e2acDiffDiff%
Number of Function Calls620 621 1 0.2%
Incl. Wall Time (microsec)58,026 57,686 -340 -0.6%
Incl. Wall Time (microsec) per call 94 93 -1 -0.7%
Excl. Wall Time (microsec)910 924 14 1.5%
Incl. CPU (microsecs)58,591 58,241 -350 -0.6%
Incl. CPU (microsecs) per call 95 94 -1 -0.8%
Excl. CPU (microsec)1,402 1,404 2 0.1%
Incl. MemUse (bytes)8,583,368 8,584,592 1,224 0.0%
Incl. MemUse (bytes) per call 13,844 13,824 -20 -0.1%
Excl. MemUse (bytes)8,384 8,360 -24 -0.3%
Incl. PeakMemUse (bytes)7,716,240 7,721,272 5,032 0.1%
Incl. PeakMemUse (bytes) per call 12,446 12,434 -12 -0.1%
Excl. PeakMemUse (bytes)9,888 9,888 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% -340 -5.1% -350 -5.1% 1,224 3.0% 5,032 13.0%
Exclusive Metrics Diff for Current Function14 4.1% 2 0.6% -24 -2.0% 0 0.0%
Parent functions
Drupal\Component\Plugin\Factory\DefaultFactory::getPluginClass0 0.0% -433 -127.4% -432 -123.4% 1,424 116.3% 5,160 102.5%
Drupal\Core\Database\Connection::getDriverClass0 0.0% 58 17.1% 59 16.9% 24 2.0% 224 4.5%
Drupal\Core\Entity\EntityManager::getDefinition0 0.0% -53 -15.6% -61 -17.4% -320 -26.1% -352 -7.0%
Drupal\Core\Entity\EntityType::hasControllerClass0 0.0% 47 13.8% 43 12.3% 40 3.3% -192 -3.8%
Drupal\Core\Form\FormBuilder::getFormId0 0.0% 17 5.0% 16 4.6% 80 6.5% 152 3.0%
Drupal\Core\Entity\Query\QueryBase::getClass0 0.0% 14 4.1% 15 4.3% 0 0.0% 40 0.8%
Drupal\Core\Template\TwigEnvironment::loadTemplate1 100.0% 7 2.1% 9 2.6% 0 0.0% 0 0.0%
Drupal\Core\DependencyInjection\ClassResolver::getInstanceFromDefinition0 0.0% 2 0.6% 1 0.3% 0 0.0% 0 0.0%
Drupal\Core\DrupalKernel::initializeContainer0 0.0% 1 0.3% -1 -0.3% -24 -2.0% 0 0.0%
file_stream_wrapper_get_instance_by_scheme0 0.0% 0 0.0% 1 0.3% 0 0.0% 0 0.0%
Child function
spl_autoload_call0 N/A% -354 -104.1% -352 -100.6% 1,248 102.0% 5,032 100.0%