Diff Report
Run #519f012418c24: XHProf Run (Namespace=drupal-perf-cottser)
vs.
Run #519f02001a77a: XHProf Run (Namespace=drupal-perf-cottser)
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Regression/Improvement summary for class_exists

class_existsRun #519f012418c24Run #519f02001a77aDiffDiff%
Number of Function Calls348 348 0 0.0%
Incl. Wall Time (microsec)27,964 28,039 75 0.3%
Incl. Wall Time (microsec) per call 80 81 0 0.3%
Excl. Wall Time (microsec)1,351 1,367 16 1.2%
Incl. CPU (microsecs)28,291 28,364 73 0.3%
Incl. CPU (microsecs) per call 81 82 0 0.3%
Excl. CPU (microsec)1,402 1,392 -10 -0.7%
Incl. MemUse (bytes)2,330,808 2,330,808 0 0.0%
Incl. MemUse (bytes) per call 6,698 6,698 0 0.0%
Excl. MemUse (bytes)-25,240 -25,240 0 0.0%
Incl. PeakMemUse (bytes)1,247,864 1,247,864 0 0.0%
Incl. PeakMemUse (bytes) per call 3,586 3,586 0 0.0%
Excl. PeakMemUse (bytes)9,544 9,544 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% 75 23.2% 73 5.0% 0 N/A% 0 N/A%
Exclusive Metrics Diff for Current Function16 21.3% -10 -13.7% 0 N/A% 0 N/A%
Parent functions
Drupal\Component\Plugin\Factory\DefaultFactory::getPluginClass0 N/A% 69 92.0% 83 113.7% 0 N/A% 0 N/A%
Drupal\Core\Database\Connection::getDriverClass0 N/A% 19 25.3% 19 26.0% 0 N/A% 0 N/A%
Drupal\Core\Entity\EntityManager::getControllerClass0 N/A% -10 -13.3% -14 -19.2% 0 N/A% 0 N/A%
file_stream_wrapper_get_instance_by_uri0 N/A% -2 -2.7% -4 -5.5% 0 N/A% 0 N/A%
Drupal\Core\Config\Context\ConfigContextFactory::get0 N/A% -1 -1.3% -1 -1.4% 0 N/A% 0 N/A%
file_stream_wrapper_valid_scheme0 N/A% 0 0.0% 1 1.4% 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\Component\Datetime\DateTimePlus::canUseIntl0 N/A% 0 0.0% -12 -16.4% 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_simpletest_conf_path0 N/A% 0 0.0% 0 0.0% 0 N/A% 0 N/A%
Doctrine\Common\Annotations\DocParser::classExists0 N/A% 0 0.0% 1 1.4% 0 N/A% 0 N/A%
Child functions
Symfony\Component\ClassLoader\ApcClassLoader::loadClass0 N/A% 74 98.7% 86 117.8% 0 N/A% 0 N/A%
Symfony\Component\ClassLoader\ClassLoader::loadClass0 N/A% -15 -20.0% -3 -4.1% 0 N/A% 0 N/A%