Diff Report
Run #519dd86a86681: XHProf Run (Namespace=drupal-perf-cottser)
vs.
Run #519dd9ab8b74d: XHProf Run (Namespace=drupal-perf-cottser)
Tip
Click a function name below to drill down.

Regression/Improvement summary for class_exists

class_existsRun #519dd86a86681Run #519dd9ab8b74dDiffDiff%
Number of Function Calls228 229 1 0.4%
Incl. Wall Time (microsec)24,165 24,479 314 1.3%
Incl. Wall Time (microsec) per call 106 107 1 0.9%
Excl. Wall Time (microsec)1,052 1,075 23 2.2%
Incl. CPU (microsecs)24,373 24,679 306 1.3%
Incl. CPU (microsecs) per call 107 108 1 0.8%
Excl. CPU (microsec)1,011 1,010 -1 -0.1%
Incl. MemUse (bytes)1,453,048 1,453,016 -32 -0.0%
Incl. MemUse (bytes) per call 6,373 6,345 -28 -0.4%
Excl. MemUse (bytes)-18,560 -18,560 0 0.0%
Incl. PeakMemUse (bytes)904,344 904,792 448 0.0%
Incl. PeakMemUse (bytes) per call 3,966 3,951 -15 -0.4%
Excl. PeakMemUse (bytes)9,960 10,408 448 4.5%

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% 314 0.5% 306 0.5% -32 -0.1% 448 0.9%
Exclusive Metrics Diff for Current Function23 7.3% -1 -0.3% 0 0.0% 448 100.0%
Parent functions
Drupal\Component\Datetime\DateTimePlus::canUseIntl0 0.0% 333 106.1% 331 108.2% 0 0.0% 0 0.0%
Drupal\Component\Plugin\Factory\DefaultFactory::getPluginClass0 0.0% -15 -4.8% -28 -9.2% -32 -100.0% -56 -12.5%
Drupal\Core\Entity\EntityManager::getControllerClass0 0.0% -5 -1.6% -7 -2.3% 0 0.0% 56 12.5%
Drupal\Core\Template\TwigEnvironment::loadTemplate1 100.0% 1 0.3% 2 0.7% 0 0.0% 0 0.0%
Drupal\Core\Config\Context\ConfigContextFactory::get0 0.0% 1 0.3% 2 0.7% 0 0.0% 0 0.0%
Drupal\Core\Database\Connection::getDriverClass0 0.0% -1 -0.3% 0 0.0% 0 0.0% 0 0.0%
file_stream_wrapper_get_instance_by_uri0 0.0% 0 0.0% 9 2.9% 0 0.0% 448 100.0%
_drupal_simpletest_conf_path0 0.0% 0 0.0% -3 -1.0% 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 functions
Symfony\Component\ClassLoader\ClassLoader::loadClass0 N/A% 306 97.5% 301 98.4% 0 0.0% 0 0.0%
Symfony\Component\ClassLoader\ApcClassLoader::loadClass0 N/A% -15 -4.8% 6 2.0% -32 -100.0% 0 0.0%