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

class_existsRun #519bd4feea4c7Run #519bd405e5fe3DiffDiff%
Number of Function Calls250 249 -1 -0.4%
Incl. Wall Time (microsec)95,364 94,613 -751 -0.8%
Incl. Wall Time (microsec) per call 381 380 -1 -0.4%
Excl. Wall Time (microsec)1,303 1,296 -7 -0.5%
Incl. CPU (microsecs)95,617 94,852 -765 -0.8%
Incl. CPU (microsecs) per call 382 381 -2 -0.4%
Excl. CPU (microsec)1,367 1,338 -29 -2.1%
Incl. MemUse (bytes)6,540,728 6,540,736 8 0.0%
Incl. MemUse (bytes) per call 26,163 26,268 105 0.4%
Excl. MemUse (bytes)-18,088 -18,088 0 0.0%
Incl. PeakMemUse (bytes)5,715,488 5,715,160 -328 -0.0%
Incl. PeakMemUse (bytes) per call 22,862 22,952 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_exists-1 -100.0% -751 -12.8% -765 -11.3% 8 0.0% -328 -1.4%
Exclusive Metrics Diff for Current Function-7 -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::loadTemplate-1 -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%