Diff Report
Run #517dc41118628: XHProf Run (Namespace=drupal-perf-fabianx)
vs.
Run #517dc23f63001: XHProf Run (Namespace=drupal-perf-fabianx)
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Regression/Improvement summary for class_exists

class_existsRun #517dc41118628Run #517dc23f63001DiffDiff%
Number of Function Calls268 240 -28 -10.4%
Incl. Wall Time (microsec)14,670 14,609 -61 -0.4%
Incl. Wall Time (microsec) per call 55 61 6 11.2%
Excl. Wall Time (microsec)802 764 -38 -4.7%
Incl. CPU (microsecs)16,000 4,000 -12,000 -75.0%
Incl. CPU (microsecs) per call 60 17 -43 -72.1%
Excl. CPU (microsec)0 0 0 N/A%
Incl. MemUse (bytes)2,217,664 2,217,600 -64 -0.0%
Incl. MemUse (bytes) per call 8,275 9,240 965 11.7%
Excl. MemUse (bytes)-18,376 -18,376 0 0.0%
Incl. PeakMemUse (bytes)1,757,400 1,760,336 2,936 0.2%
Incl. PeakMemUse (bytes) per call 6,557 7,335 777 11.9%
Excl. PeakMemUse (bytes)13,752 13,464 -288 -2.1%

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-28 -100.0% -61 -0.1% -12,000 -23.1% -64 -0.0% 2,936 0.2%
Exclusive Metrics Diff for Current Function-38 -62.3% 0 0.0% 0 0.0% -288 -9.8%
Parent functions
Drupal\Core\Template\TwigEnvironment::loadTemplate-28 -100.0% -28 -45.9% 0 0.0% 0 0.0% 232 7.9%
Drupal\Component\Datetime\DateTimePlus::canUseIntl0 0.0% -18 -29.5% -12,000 -100.0% 0 0.0% 144 4.9%
Drupal\Component\Plugin\Factory\DefaultFactory::getPluginClass0 0.0% -9 -14.8% 0 0.0% -32 -50.0% 9,760 332.4%
Drupal\Core\Entity\EntityManager::getControllerClass0 0.0% -6 -9.8% 0 0.0% 48 75.0% -7,328 -249.6%
file_stream_wrapper_get_instance_by_uri0 0.0% 0 0.0% 0 0.0% 0 0.0% 0 0.0%
devel_watchdog0 0.0% 0 0.0% 0 0.0% 0 0.0% -152 -5.2%
file_stream_wrapper_valid_scheme0 0.0% 0 0.0% 0 0.0% 0 0.0% 0 0.0%
Drupal\Core\Config\Context\ConfigContextFactory::get0 0.0% 0 0.0% 0 0.0% 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\Database\Connection::getDriverClass0 0.0% 0 0.0% 0 0.0% -80 -125.0% 280 9.5%
Drupal\Core\DrupalKernel::initializeContainer0 0.0% 0 0.0% 0 0.0% 0 0.0% 0 0.0%
Child functions
Symfony\Component\ClassLoader\ApcClassLoader::loadClass0 N/A% -61 -100.0% 0 0.0% -64 -100.0% 3,080 104.9%
Symfony\Component\ClassLoader\ClassLoader::loadClass0 N/A% 38 62.3% -12,000 -100.0% 0 0.0% 144 4.9%