Diff Report
Run #5185bb5ce59fb: XHProf Run (Namespace=drupal-perf-fabianx)
vs.
Run #5185b9518e91e: XHProf Run (Namespace=drupal-perf-fabianx)
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Regression/Improvement summary for class_exists

class_existsRun #5185bb5ce59fbRun #5185b9518e91eDiffDiff%
Number of Function Calls470 470 0 0.0%
Incl. Wall Time (microsec)28,688 28,758 70 0.2%
Incl. Wall Time (microsec) per call 61 61 0 0.2%
Excl. Wall Time (microsec)1,508 1,498 -10 -0.7%
Incl. CPU (microsecs)36,000 16,001 -19,999 -55.6%
Incl. CPU (microsecs) per call 77 34 -43 -55.6%
Excl. CPU (microsec)8,000 4,000 -4,000 -50.0%
Incl. MemUse (bytes)2,185,480 2,185,608 128 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)1,756,768 1,756,544 -224 -0.0%
Incl. PeakMemUse (bytes) per call 3,738 3,737 -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% 70 1.2% -19,999 N/A% 128 0.6% -224 -0.8%
Exclusive Metrics Diff for Current Function-10 -14.3% -4,000 -20.0% 0 0.0% 0 0.0%
Parent functions
Drupal\Component\Plugin\Factory\DefaultFactory::getPluginClass0 N/A% 43 61.4% -4,000 -20.0% 80 62.5% -80 -35.7%
Drupal\Core\Entity\EntityManager::getControllerClass0 N/A% 34 48.6% 0 0.0% 48 37.5% -144 -64.3%
Drupal\Core\Database\Connection::getDriverClass0 N/A% -6 -8.6% -4,000 -20.0% 0 0.0% 0 0.0%
Drupal\Component\Datetime\DateTimePlus::canUseIntl0 N/A% -2 -2.9% -7,999 -40.0% 0 0.0% 0 0.0%
Drupal\Core\Config\Context\ConfigContextFactory::get0 N/A% 1 1.4% 0 0.0% 0 0.0% 0 0.0%
file_stream_wrapper_get_instance_by_uri0 N/A% 0 0.0% -4,000 -20.0% 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\Core\DrupalKernel::initializeContainer0 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%
Drupal\Core\Template\TwigEnvironment::loadTemplate0 N/A% 0 0.0% 0 0.0% 0 0.0% 0 0.0%
Child functions
Symfony\Component\ClassLoader\ApcClassLoader::loadClass0 N/A% 92 131.4% -4,000 -20.0% 128 100.0% -224 -100.0%
Symfony\Component\ClassLoader\ClassLoader::loadClass0 N/A% -12 -17.1% -11,999 -60.0% 0 0.0% 0 0.0%