Diff Report
Run #51a459a8e59c2: XHProf Run (Namespace=drupal-perf-ezeedub)
vs.
Run #51a45b36a618d: XHProf Run (Namespace=drupal-perf-ezeedub)
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Regression/Improvement summary for class_exists

class_existsRun #51a459a8e59c2Run #51a45b36a618dDiffDiff%
Number of Function Calls219 220 1 0.5%
Incl. Wall Time (microsec)21,239 21,483 244 1.1%
Incl. Wall Time (microsec) per call 97 98 1 0.7%
Excl. Wall Time (microsec)1,086 1,094 8 0.7%
Incl. CPU (microsecs)12,001 28,004 16,003 133.3%
Incl. CPU (microsecs) per call 55 127 72 132.3%
Excl. CPU (microsec)0 0 0 N/A%
Incl. MemUse (bytes)925,932 925,968 36 0.0%
Incl. MemUse (bytes) per call 4,228 4,209 -19 -0.5%
Excl. MemUse (bytes)-7,824 -7,824 0 0.0%
Incl. PeakMemUse (bytes)763,952 751,464 -12,488 -1.6%
Incl. PeakMemUse (bytes) per call 3,488 3,416 -73 -2.1%
Excl. PeakMemUse (bytes)5,656 5,420 -236 -4.2%

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% 244 1.8% 16,003 133.3% 36 0.1% -12,488 -33.2%
Exclusive Metrics Diff for Current Function8 3.3% 0 0.0% 0 0.0% -236 -1.9%
Parent functions
Drupal\Component\Datetime\DateTimePlus::canUseIntl0 0.0% 164 67.2% 8,002 50.0% -8 -22.2% -8 -0.1%
Drupal\Component\Plugin\Factory\DefaultFactory::getPluginClass0 0.0% -6 -2.5% 8,001 50.0% 32 88.9% -12,428 -99.5%
Drupal\Core\Template\TwigEnvironment::loadTemplate1 100.0% 1 0.4% 0 0.0% 0 0.0% 0 0.0%
file_stream_wrapper_valid_scheme0 0.0% 1 0.4% 0 0.0% 0 0.0% 0 0.0%
file_stream_wrapper_get_instance_by_uri0 0.0% 0 0.0% 0 0.0% 0 0.0% 0 0.0%
Drupal\Core\Entity\EntityManager::getControllerClass0 0.0% 84 34.4% 0 0.0% 0 0.0% -44 -0.4%
Drupal\Core\DrupalKernel::initializeContainer0 0.0% -1 -0.4% 0 0.0% 0 0.0% 0 0.0%
Drupal\Core\Config\Context\ConfigContextFactory::get0 0.0% 1 0.4% 0 0.0% 0 0.0% 0 0.0%
Drupal\Core\Database\Connection::getDriverClass0 0.0% 2 0.8% 0 0.0% 12 33.3% -8 -0.1%
Drupal\Core\Controller\ControllerResolver::createController0 0.0% -2 -0.8% 0 0.0% 0 0.0% 0 0.0%
_drupal_simpletest_conf_path0 0.0% 0 0.0% 0 0.0% 0 0.0% 0 0.0%
Child functions
Symfony\Component\ClassLoader\ClassLoader::loadClass0 N/A% 164 67.2% 8,002 50.0% -8 -22.2% -8 -0.1%
Symfony\Component\ClassLoader\ApcClassLoader::loadClass0 N/A% 72 29.5% 8,001 50.0% 44 122.2% -12,244 -98.0%