Diff Report
Run #519c0a514701f: XHProf Run (Namespace=drupal-perf-drupalcon)
vs.
Run #519c0ad3d3949: XHProf Run (Namespace=drupal-perf-drupalcon)
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Regression/Improvement summary for class_exists

class_existsRun #519c0a514701fRun #519c0ad3d3949DiffDiff%
Number of Function Calls84 85 1 1.2%
Incl. Wall Time (microsec)29,274 29,083 -191 -0.7%
Incl. Wall Time (microsec) per call 349 342 -6 -1.8%
Excl. Wall Time (microsec)486 485 -1 -0.2%
Incl. CPU (microsecs)29,353 29,181 -172 -0.6%
Incl. CPU (microsecs) per call 349 343 -6 -1.8%
Excl. CPU (microsec)510 533 23 4.5%
Incl. MemUse (bytes)1,262,864 1,263,312 448 0.0%
Incl. MemUse (bytes) per call 15,034 14,862 -172 -1.1%
Excl. MemUse (bytes)-6,188 -5,732 456 7.4%
Incl. PeakMemUse (bytes)1,035,896 1,036,416 520 0.1%
Incl. PeakMemUse (bytes) per call 12,332 12,193 -139 -1.1%
Excl. PeakMemUse (bytes)3,984 4,440 456 11.4%

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% -191 -10.3% -172 -4.9% 448 0.2% 520 0.2%
Exclusive Metrics Diff for Current Function-1 -0.5% 23 13.4% 456 101.8% 456 87.7%
Parent functions
Drupal\Core\Database\Connection::getDriverClass0 0.0% -146 -76.4% -146 -84.9% 0 0.0% 0 0.0%
Drupal\Component\Datetime\DateTimePlus::canUseIntl0 0.0% -37 -19.4% -36 -20.9% 0 0.0% 0 0.0%
Drupal\Component\Plugin\Factory\DefaultFactory::getPluginClass0 0.0% -5 -2.6% 11 6.4% 0 0.0% 72 13.8%
Drupal\Core\Entity\EntityManager::getControllerClass0 0.0% -3 -1.6% -3 -1.7% -8 -1.8% -8 -1.5%
Drupal\Core\Template\TwigEnvironment::loadTemplate1 100.0% 2 1.0% 3 1.7% 456 101.8% 456 87.7%
Drupal\Core\Config\Context\ConfigContextFactory::get0 0.0% -2 -1.0% -1 -0.6% 0 0.0% 0 0.0%
_drupal_simpletest_conf_path0 0.0% 0 0.0% 0 0.0% 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% -190 -99.5% -195 -113.4% -8 -1.8% 64 12.3%