Diff Report
Run #519bd405e5fe3: XHProf Run (Namespace=drupal-perf-joelpittet)
vs.
Run #519bd4feea4c7: XHProf Run (Namespace=drupal-perf-joelpittet)
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Regression/Improvement summary for class_exists

class_existsRun #519bd405e5fe3Run #519bd4feea4c7DiffDiff%
Number of Function Calls249 250 1 0.4%
Incl. Wall Time (microsec)94,613 95,364 751 0.8%
Incl. Wall Time (microsec) per call 380 381 1 0.4%
Excl. Wall Time (microsec)1,296 1,303 7 0.5%
Incl. CPU (microsecs)94,852 95,617 765 0.8%
Incl. CPU (microsecs) per call 381 382 2 0.4%
Excl. CPU (microsec)1,338 1,367 29 2.2%
Incl. MemUse (bytes)6,540,736 6,540,728 -8 -0.0%
Incl. MemUse (bytes) per call 26,268 26,163 -105 -0.4%
Excl. MemUse (bytes)-18,088 -18,088 0 0.0%
Incl. PeakMemUse (bytes)5,715,160 5,715,488 328 0.0%
Incl. PeakMemUse (bytes) per call 22,952 22,862 -90 -0.4%
Excl. PeakMemUse (bytes)7,424 7,424 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_exists1 100.0% 751 12.8% 765 11.3% -8 -0.0% 328 1.4%
Exclusive Metrics Diff for Current Function7 0.9% 29 3.8% 0 0.0% 0 0.0%
Parent functions
Drupal\Component\Datetime\DateTimePlus::canUseIntl0 0.0% 570 75.9% 577 75.4% 0 0.0% 0 0.0%
Drupal\Component\Plugin\Factory\DefaultFactory::getPluginClass0 0.0% 250 33.3% 262 34.2% 8 100.0% 448 136.6%
Drupal\Core\Entity\EntityManager::getControllerClass0 0.0% -63 -8.4% -63 -8.2% -56 -700.0% -112 -34.1%
Drupal\Core\Database\Connection::getDriverClass0 0.0% -7 -0.9% -9 -1.2% 40 500.0% -8 -2.4%
_drupal_simpletest_conf_path0 0.0% -1 -0.1% 0 0.0% 0 0.0% 0 0.0%
file_stream_wrapper_valid_scheme0 0.0% 1 0.1% -1 -0.1% 0 0.0% 0 0.0%
Drupal\Core\Template\TwigEnvironment::loadTemplate1 100.0% 1 0.1% 1 0.1% 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\DrupalKernel::initializeContainer0 0.0% 0 0.0% -1 -0.1% 0 0.0% 0 0.0%
Drupal\Core\Config\Context\ConfigContextFactory::get0 0.0% 0 0.0% -1 -0.1% 0 0.0% 0 0.0%
Child function
Symfony\Component\ClassLoader\ClassLoader::loadClass0 N/A% 744 99.1% 736 96.2% -8 -100.0% 328 100.0%