Diff Report
Run #5185b9518e91e: XHProf Run (Namespace=drupal-perf-fabianx)
vs.
Run #5185bad3711d6: XHProf Run (Namespace=drupal-perf-fabianx)
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Regression/Improvement summary for class_exists

class_existsRun #5185b9518e91eRun #5185bad3711d6DiffDiff%
Number of Function Calls470 470 0 0.0%
Incl. Wall Time (microsec)28,758 28,696 -62 -0.2%
Incl. Wall Time (microsec) per call 61 61 -0 -0.2%
Excl. Wall Time (microsec)1,498 1,495 -3 -0.2%
Incl. CPU (microsecs)16,001 24,001 8,000 50.0%
Incl. CPU (microsecs) per call 34 51 17 50.0%
Excl. CPU (microsec)4,000 4,000 0 0.0%
Incl. MemUse (bytes)2,185,608 2,185,568 -40 -0.0%
Incl. MemUse (bytes) per call 4,650 4,650 -0 -0.0%
Excl. MemUse (bytes)-32,832 -32,832 0 0.0%
Incl. PeakMemUse (bytes)1,756,544 1,756,656 112 0.0%
Incl. PeakMemUse (bytes) per call 3,737 3,738 0 0.0%
Excl. PeakMemUse (bytes)13,200 13,200 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_exists0 N/A% -62 -258.3% 8,000 800000.0% -40 -5.0% 112 10.6%
Exclusive Metrics Diff for Current Function-3 -4.8% 0 0.0% 0 0.0% 0 0.0%
Parent functions
Drupal\Component\Datetime\DateTimePlus::canUseIntl0 N/A% 13 21.0% -4,001 -50.0% 0 0.0% 0 0.0%
Drupal\Component\Plugin\Factory\DefaultFactory::getPluginClass0 N/A% -47 -75.8% 8,001 100.0% -24 -60.0% 128 114.3%
Drupal\Core\Config\Context\ConfigContextFactory::get0 N/A% 0 0.0% 0 0.0% 0 0.0% 0 0.0%
Drupal\Core\Database\Connection::getDriverClass0 N/A% 4 6.5% 0 0.0% 0 0.0% 0 0.0%
Drupal\Core\DrupalKernel::initializeContainer0 N/A% 0 0.0% 0 0.0% 0 0.0% 0 0.0%
Drupal\Core\Entity\EntityManager::getControllerClass0 N/A% -32 -51.6% 0 0.0% -16 -40.0% -16 -14.3%
Drupal\Core\Template\TwigEnvironment::loadTemplate0 N/A% 0 0.0% 0 0.0% 0 0.0% 0 0.0%
file_stream_wrapper_get_instance_by_uri0 N/A% 0 0.0% 4,000 50.0% 0 0.0% 0 0.0%
file_stream_wrapper_valid_scheme0 N/A% 0 0.0% 0 0.0% 0 0.0% 0 0.0%
_drupal_simpletest_conf_path0 N/A% 0 0.0% 0 0.0% 0 0.0% 0 0.0%
Child functions
Symfony\Component\ClassLoader\ApcClassLoader::loadClass0 N/A% -32 -51.6% 4,001 50.0% -40 -100.0% 112 100.0%
Symfony\Component\ClassLoader\ClassLoader::loadClass0 N/A% -27 -43.5% 3,999 50.0% 0 0.0% 0 0.0%