Diff Report
Run #51a14f12e142e: XHProf Run (Namespace=drupal-perf-ezeedub)
vs.
Run #51a14be6130cb: XHProf Run (Namespace=drupal-perf-ezeedub)
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Regression/Improvement summary for class_exists

class_existsRun #51a14f12e142eRun #51a14be6130cbDiffDiff%
Number of Function Calls343 342 -1 -0.3%
Incl. Wall Time (microsec)74,054 74,014 -40 -0.1%
Incl. Wall Time (microsec) per call 216 216 1 0.2%
Excl. Wall Time (microsec)2,886 2,774 -112 -3.9%
Incl. CPU (microsecs)76,005 88,003 11,998 15.8%
Incl. CPU (microsecs) per call 222 257 36 16.1%
Excl. CPU (microsec)4,000 0 -4,000 -100.0%
Incl. MemUse (bytes)339,136 339,096 -40 -0.0%
Incl. MemUse (bytes) per call 989 992 3 0.3%
Excl. MemUse (bytes)-14,176 -14,176 0 0.0%
Incl. PeakMemUse (bytes)275,752 275,816 64 0.0%
Incl. PeakMemUse (bytes) per call 804 806 3 0.3%
Excl. PeakMemUse (bytes)5,808 5,808 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_exists-1 -100.0% -40 -0.2% 11,998 75.0% -40 -0.1% 64 0.1%
Exclusive Metrics Diff for Current Function-112 -280.0% -4,000 -33.3% 0 0.0% 0 0.0%
Parent functions
Drupal\Component\Datetime\DateTimePlus::canUseIntl0 0.0% -83 -207.5% 7,997 66.7% 0 0.0% 48 75.0%
Drupal\Component\Plugin\Factory\DefaultFactory::getPluginClass0 0.0% 48 120.0% 4,001 33.3% 8 20.0% 152 237.5%
Drupal\Core\Entity\EntityManager::getControllerClass0 0.0% -31 -77.5% 0 0.0% -48 -120.0% -64 -100.0%
Drupal\Core\Database\Query\Select::extend0 0.0% 28 70.0% 0 0.0% 0 0.0% 0 0.0%
Drupal\Core\Database\Connection::getDriverClass0 0.0% 4 10.0% 0 0.0% 0 0.0% 0 0.0%
_drupal_simpletest_conf_path0 0.0% -3 -7.5% 0 0.0% 0 0.0% 0 0.0%
Drupal\Core\DrupalKernel::initializeContainer0 0.0% -2 -5.0% 0 0.0% 0 0.0% 0 0.0%
Drupal\Core\Template\TwigEnvironment::loadTemplate-1 -100.0% -1 -2.5% 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%
file_stream_wrapper_valid_scheme0 0.0% 0 0.0% 0 0.0% 0 0.0% 0 0.0%
Drupal\Core\Config\Context\ConfigContextFactory::get0 0.0% 0 0.0% 0 0.0% 0 0.0% -72 -112.5%
Child functions
Symfony\Component\ClassLoader\ApcClassLoader::loadClass0 N/A% 128 320.0% 16,001 133.4% -40 -100.0% 16 25.0%
Symfony\Component\ClassLoader\ClassLoader::loadClass0 N/A% -56 -140.0% -3 -0.0% 0 0.0% 48 75.0%