Diff Report
Run #51a14c32c53db: XHProf Run (Namespace=drupal-perf-ezeedub)
vs.
Run #51a14dd399448: XHProf Run (Namespace=drupal-perf-ezeedub)
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Regression/Improvement summary for class_exists

class_existsRun #51a14c32c53dbRun #51a14dd399448DiffDiff%
Number of Function Calls313 314 1 0.3%
Incl. Wall Time (microsec)52,584 52,218 -366 -0.7%
Incl. Wall Time (microsec) per call 168 166 -2 -1.0%
Excl. Wall Time (microsec)1,893 1,923 30 1.6%
Incl. CPU (microsecs)56,001 44,004 -11,997 -21.4%
Incl. CPU (microsecs) per call 179 140 -39 -21.7%
Excl. CPU (microsec)0 0 0 N/A%
Incl. MemUse (bytes)798,668 798,660 -8 -0.0%
Incl. MemUse (bytes) per call 2,552 2,544 -8 -0.3%
Excl. MemUse (bytes)-17,184 -17,184 0 0.0%
Incl. PeakMemUse (bytes)524,004 522,860 -1,144 -0.2%
Incl. PeakMemUse (bytes) per call 1,674 1,665 -9 -0.5%
Excl. PeakMemUse (bytes)7,808 7,916 108 1.4%

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% -366 -0.8% -11,997 -30.0% -8 -0.0% -1,144 -3.6%
Exclusive Metrics Diff for Current Function30 8.2% 0 0.0% 0 0.0% 108 9.4%
Parent functions
Drupal\Component\Datetime\DateTimePlus::canUseIntl0 0.0% -379 -103.6% -15,998 -133.4% 0 0.0% 0 0.0%
Drupal\Component\Plugin\Factory\DefaultFactory::getPluginClass0 0.0% -13 -3.6% 1 0.0% 8 100.0% -740 -64.7%
file_stream_wrapper_valid_scheme0 0.0% 9 2.5% 0 0.0% 0 0.0% 0 0.0%
Drupal\Core\Database\Query\Select::extend0 0.0% 8 2.2% 0 0.0% 0 0.0% 0 0.0%
file_stream_wrapper_get_instance_by_uri0 0.0% 4 1.1% 0 0.0% 0 0.0% 8 0.7%
Drupal\Core\Entity\EntityManager::getControllerClass0 0.0% 4 1.1% 4,000 33.3% 4 50.0% -412 -36.0%
Drupal\Core\Template\TwigEnvironment::loadTemplate1 100.0% 4 1.1% 0 0.0% 0 0.0% 0 0.0%
Drupal\Core\Database\Connection::getDriverClass0 0.0% -3 -0.8% 0 0.0% -20 -250.0% 0 0.0%
Drupal\Core\Config\Context\ConfigContextFactory::get0 0.0% -1 -0.3% 0 0.0% 0 0.0% 0 0.0%
Doctrine\Common\Annotations\DocParser::classExists0 0.0% 1 0.3% 0 0.0% 0 0.0% 0 0.0%
Drupal\Core\DrupalKernel::initializeContainer0 0.0% 0 0.0% 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% -374 -102.2% -11,998 -100.0% 0 0.0% 0 0.0%
Symfony\Component\ClassLoader\ApcClassLoader::loadClass0 N/A% -22 -6.0% 1 0.0% -8 -100.0% -1,252 -109.4%