Diff Report
Run #51a152cadd6cc: XHProf Run (Namespace=drupal-perf-ezeedub)
vs.
Run #51a15418571e4: XHProf Run (Namespace=drupal-perf-ezeedub)
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Regression/Improvement summary for class_exists

class_existsRun #51a152cadd6ccRun #51a15418571e4DiffDiff%
Number of Function Calls314 314 0 0.0%
Incl. Wall Time (microsec)52,343 52,646 303 0.6%
Incl. Wall Time (microsec) per call 167 168 1 0.6%
Excl. Wall Time (microsec)1,920 1,943 23 1.2%
Incl. CPU (microsecs)56,005 40,000 -16,005 -28.6%
Incl. CPU (microsecs) per call 178 127 -51 -28.6%
Excl. CPU (microsec)0 0 0 N/A%
Incl. MemUse (bytes)798,620 798,620 0 0.0%
Incl. MemUse (bytes) per call 2,543 2,543 0 0.0%
Excl. MemUse (bytes)-17,184 -17,184 0 0.0%
Incl. PeakMemUse (bytes)523,588 523,588 0 0.0%
Incl. PeakMemUse (bytes) per call 1,667 1,667 0 0.0%
Excl. PeakMemUse (bytes)8,084 8,084 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% 303 7.4% -16,005 N/A% 0 N/A% 0 N/A%
Exclusive Metrics Diff for Current Function23 7.6% 0 0.0% 0 N/A% 0 N/A%
Parent functions
Drupal\Component\Datetime\DateTimePlus::canUseIntl0 N/A% 275 90.8% -8,005 -50.0% 0 N/A% 0 N/A%
Drupal\Component\Plugin\Factory\DefaultFactory::getPluginClass0 N/A% 23 7.6% -4,000 -25.0% 0 N/A% 0 N/A%
Drupal\Core\Database\Connection::getDriverClass0 N/A% 6 2.0% 0 0.0% 0 N/A% 0 N/A%
Doctrine\Common\Annotations\DocParser::classExists0 N/A% -2 -0.7% 0 0.0% 0 N/A% 0 N/A%
file_stream_wrapper_valid_scheme0 N/A% 2 0.7% 0 0.0% 0 N/A% 0 N/A%
Drupal\Core\Database\Query\Select::extend0 N/A% -2 -0.7% 4,000 25.0% 0 N/A% 0 N/A%
Drupal\Core\Config\Context\ConfigContextFactory::get0 N/A% -1 -0.3% 0 0.0% 0 N/A% 0 N/A%
Drupal\Core\Entity\EntityManager::getControllerClass0 N/A% 1 0.3% -8,000 -50.0% 0 N/A% 0 N/A%
file_stream_wrapper_get_instance_by_uri0 N/A% 1 0.3% 0 0.0% 0 N/A% 0 N/A%
Drupal\Core\Template\TwigEnvironment::loadTemplate0 N/A% 0 0.0% 0 0.0% 0 N/A% 0 N/A%
Drupal\Core\DrupalKernel::initializeContainer0 N/A% 0 0.0% 0 0.0% 0 N/A% 0 N/A%
_drupal_simpletest_conf_path0 N/A% 0 0.0% 0 0.0% 0 N/A% 0 N/A%
Child functions
Symfony\Component\ClassLoader\ClassLoader::loadClass0 N/A% 266 87.8% -4,005 -25.0% 0 N/A% 0 N/A%
Symfony\Component\ClassLoader\ApcClassLoader::loadClass0 N/A% 14 4.6% -12,000 -75.0% 0 N/A% 0 N/A%