Diff Report
Run #519edf3566aae: XHProf Run (Namespace=drupal-perf-joelpittet)
vs.
Run #519ede3a9dd65: XHProf Run (Namespace=drupal-perf-joelpittet)
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Regression/Improvement summary for class_exists

class_existsRun #519edf3566aaeRun #519ede3a9dd65DiffDiff%
Number of Function Calls260 253 -7 -2.7%
Incl. Wall Time (microsec)32,016 32,151 135 0.4%
Incl. Wall Time (microsec) per call 123 127 4 3.2%
Excl. Wall Time (microsec)886 866 -20 -2.3%
Incl. CPU (microsecs)32,239 32,378 139 0.4%
Incl. CPU (microsecs) per call 124 128 4 3.2%
Excl. CPU (microsec)964 963 -1 -0.1%
Incl. MemUse (bytes)620,296 620,288 -8 -0.0%
Incl. MemUse (bytes) per call 2,386 2,452 66 2.8%
Excl. MemUse (bytes)-8,064 -8,064 0 0.0%
Incl. PeakMemUse (bytes)475,696 475,224 -472 -0.1%
Incl. PeakMemUse (bytes) per call 1,830 1,878 49 2.7%
Excl. PeakMemUse (bytes)9,096 9,096 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-7 -100.0% 135 0.5% 139 0.5% -8 -0.0% -472 -0.3%
Exclusive Metrics Diff for Current Function-20 -14.8% -1 -0.7% 0 0.0% 0 0.0%
Parent functions
Drupal\Component\Datetime\DateTimePlus::canUseIntl0 0.0% 155 114.8% 163 117.3% 0 0.0% 8 1.7%
Drupal\Core\Entity\EntityManager::getControllerClass0 0.0% 22 16.3% 34 24.5% -8 -100.0% -520 -110.2%
Drupal\Component\Plugin\Factory\DefaultFactory::getPluginClass0 0.0% -22 -16.3% -28 -20.1% -16 -200.0% 24 5.1%
Drupal\Core\Database\Connection::getDriverClass0 0.0% -9 -6.7% -9 -6.5% 16 200.0% 16 3.4%
Drupal\Core\Template\TwigEnvironment::loadTemplate-7 -100.0% -9 -6.7% -16 -11.5% 0 0.0% 0 0.0%
Drupal\Core\Database\Query\Select::extend0 0.0% -3 -2.2% -3 -2.2% 0 0.0% 0 0.0%
Drupal\Core\Config\Context\ConfigContextFactory::get0 0.0% 1 0.7% 2 1.4% 0 0.0% 0 0.0%
file_stream_wrapper_get_instance_by_uri0 0.0% 0 0.0% -1 -0.7% 0 0.0% 0 0.0%
file_stream_wrapper_valid_scheme0 0.0% 0 0.0% -2 -1.4% 0 0.0% 0 0.0%
_drupal_simpletest_conf_path0 0.0% 0 0.0% -1 -0.7% 0 0.0% 0 0.0%
Drupal\Core\DrupalKernel::initializeContainer0 0.0% 0 0.0% 0 0.0% 0 0.0% 0 0.0%
Child function
Symfony\Component\ClassLoader\ClassLoader::loadClass0 N/A% 155 114.8% 140 100.7% -8 -100.0% -472 -100.0%