Diff Report
Run #519dd86a86681: XHProf Run (Namespace=drupal-perf-cottser)
vs.
Run #519dd95192eac: XHProf Run (Namespace=drupal-perf-cottser)
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Regression/Improvement summary for class_exists

class_existsRun #519dd86a86681Run #519dd95192eacDiffDiff%
Number of Function Calls228 228 0 0.0%
Incl. Wall Time (microsec)24,165 24,190 25 0.1%
Incl. Wall Time (microsec) per call 106 106 0 0.1%
Excl. Wall Time (microsec)1,052 1,053 1 0.1%
Incl. CPU (microsecs)24,373 24,386 13 0.1%
Incl. CPU (microsecs) per call 107 107 0 0.1%
Excl. CPU (microsec)1,011 1,017 6 0.6%
Incl. MemUse (bytes)1,453,048 1,453,048 0 0.0%
Incl. MemUse (bytes) per call 6,373 6,373 0 0.0%
Excl. MemUse (bytes)-18,560 -18,560 0 0.0%
Incl. PeakMemUse (bytes)904,344 904,344 0 0.0%
Incl. PeakMemUse (bytes) per call 3,966 3,966 0 0.0%
Excl. PeakMemUse (bytes)9,960 9,960 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% 25 2.2% 13 2.8% 0 N/A% 0 N/A%
Exclusive Metrics Diff for Current Function1 4.0% 6 46.2% 0 N/A% 0 N/A%
Parent functions
Drupal\Component\Datetime\DateTimePlus::canUseIntl0 N/A% 35 140.0% 35 269.2% 0 N/A% 0 N/A%
Drupal\Component\Plugin\Factory\DefaultFactory::getPluginClass0 N/A% -20 -80.0% -38 -292.3% 0 N/A% 0 N/A%
Drupal\Core\Database\Connection::getDriverClass0 N/A% 12 48.0% 13 100.0% 0 N/A% 0 N/A%
Drupal\Core\Entity\EntityManager::getControllerClass0 N/A% -5 -20.0% 0 0.0% 0 N/A% 0 N/A%
file_stream_wrapper_get_instance_by_uri0 N/A% 2 8.0% 6 46.2% 0 N/A% 0 N/A%
Drupal\Core\Config\Context\ConfigContextFactory::get0 N/A% 1 4.0% 0 0.0% 0 N/A% 0 N/A%
_drupal_simpletest_conf_path0 N/A% 0 0.0% -4 -30.8% 0 N/A% 0 N/A%
Drupal\Core\Template\TwigEnvironment::loadTemplate0 N/A% 0 0.0% 0 0.0% 0 N/A% 0 N/A%
Drupal\Core\DrupalKernel::initializeContainer0 N/A% 0 0.0% 1 7.7% 0 N/A% 0 N/A%
Child functions
Symfony\Component\ClassLoader\ClassLoader::loadClass0 N/A% 45 180.0% 38 292.3% 0 N/A% 0 N/A%
Symfony\Component\ClassLoader\ApcClassLoader::loadClass0 N/A% -21 -84.0% -31 -238.5% 0 N/A% 0 N/A%