Diff Report
Run #519c116ac5313: XHProf Run (Namespace=drupal-perf-drupalcon)
vs.
Run #519c13f61d210: XHProf Run (Namespace=drupal-perf-drupalcon)
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Regression/Improvement summary for class_exists

class_existsRun #519c116ac5313Run #519c13f61d210DiffDiff%
Number of Function Calls301 301 0 0.0%
Incl. Wall Time (microsec)59,337 59,882 545 0.9%
Incl. Wall Time (microsec) per call 197 199 2 0.9%
Excl. Wall Time (microsec)1,448 1,452 4 0.3%
Incl. CPU (microsecs)59,645 60,192 547 0.9%
Incl. CPU (microsecs) per call 198 200 2 0.9%
Excl. CPU (microsec)1,580 1,581 1 0.1%
Incl. MemUse (bytes)1,395,748 1,395,748 0 0.0%
Incl. MemUse (bytes) per call 4,637 4,637 0 0.0%
Excl. MemUse (bytes)-11,980 -11,980 0 0.0%
Incl. PeakMemUse (bytes)1,031,220 1,031,220 0 0.0%
Incl. PeakMemUse (bytes) per call 3,426 3,426 0 0.0%
Excl. PeakMemUse (bytes)4,972 4,972 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_exists0 N/A% 545 59.9% 547 76.9% 0 N/A% 0 N/A%
Exclusive Metrics Diff for Current Function4 0.7% 1 0.2% 0 N/A% 0 N/A%
Parent functions
Drupal\Component\Plugin\Factory\DefaultFactory::getPluginClass0 N/A% 384 70.5% 391 71.5% 0 N/A% 0 N/A%
Drupal\Component\Datetime\DateTimePlus::canUseIntl0 N/A% 255 46.8% 250 45.7% 0 N/A% 0 N/A%
Drupal\Core\Database\Connection::getDriverClass0 N/A% -88 -16.1% -88 -16.1% 0 N/A% 0 N/A%
Drupal\Core\Entity\EntityManager::getControllerClass0 N/A% -5 -0.9% -6 -1.1% 0 N/A% 0 N/A%
file_stream_wrapper_get_instance_by_uri0 N/A% -1 -0.2% -1 -0.2% 0 N/A% 0 N/A%
Drupal\Core\DrupalKernel::initializeContainer0 N/A% 0 0.0% 0 0.0% 0 N/A% 0 N/A%
Drupal\Core\Config\Context\ConfigContextFactory::get0 N/A% 0 0.0% 1 0.2% 0 N/A% 0 N/A%
_drupal_simpletest_conf_path0 N/A% 0 0.0% 0 0.0% 0 N/A% 0 N/A%
Child function
Symfony\Component\ClassLoader\ClassLoader::loadClass0 N/A% 541 99.3% 546 99.8% 0 N/A% 0 N/A%