Diff Report
Run #519f012418c24: XHProf Run (Namespace=drupal-perf-cottser)
vs.
Run #519f02278cd90: XHProf Run (Namespace=drupal-perf-cottser)
Tip
Click a function name below to drill down.

Regression/Improvement summary for class_exists

class_existsRun #519f012418c24Run #519f02278cd90DiffDiff%
Number of Function Calls348 348 0 0.0%
Incl. Wall Time (microsec)27,964 27,864 -100 -0.4%
Incl. Wall Time (microsec) per call 80 80 -0 -0.4%
Excl. Wall Time (microsec)1,351 1,360 9 0.7%
Incl. CPU (microsecs)28,291 28,237 -54 -0.2%
Incl. CPU (microsecs) per call 81 81 -0 -0.2%
Excl. CPU (microsec)1,402 1,391 -11 -0.8%
Incl. MemUse (bytes)2,330,808 2,330,728 -80 -0.0%
Incl. MemUse (bytes) per call 6,698 6,697 -0 -0.0%
Excl. MemUse (bytes)-25,240 -25,240 0 0.0%
Incl. PeakMemUse (bytes)1,247,864 1,247,840 -24 -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% -100 -4.1% -54 -1.7% -80 -1.2% -24 -0.1%
Exclusive Metrics Diff for Current Function9 9.0% -11 -20.4% 0 0.0% 0 0.0%
Parent functions
Drupal\Component\Datetime\DateTimePlus::canUseIntl0 N/A% -139 -139.0% -122 -225.9% 0 0.0% 0 0.0%
Drupal\Component\Plugin\Factory\DefaultFactory::getPluginClass0 N/A% 48 48.0% 62 114.8% 32 40.0% 80 333.3%
Drupal\Core\Entity\EntityManager::getControllerClass0 N/A% -16 -16.0% -12 -22.2% 0 0.0% -64 -266.7%
Drupal\Core\Database\Connection::getDriverClass0 N/A% 8 8.0% 11 20.4% -112 -140.0% -40 -166.7%
file_stream_wrapper_get_instance_by_uri0 N/A% -2 -2.0% -2 -3.7% 0 0.0% 0 0.0%
file_stream_wrapper_valid_scheme0 N/A% 1 1.0% 5 9.3% 0 0.0% 0 0.0%
Drupal\Core\Template\TwigEnvironment::loadTemplate0 N/A% 0 0.0% 0 0.0% 0 0.0% 0 0.0%
Doctrine\Common\Annotations\DocParser::classExists0 N/A% 0 0.0% 3 5.6% 0 0.0% 0 0.0%
_drupal_simpletest_conf_path0 N/A% 0 0.0% 1 1.9% 0 0.0% 0 0.0%
Drupal\Core\DrupalKernel::initializeContainer0 N/A% 0 0.0% 0 0.0% 0 0.0% 0 0.0%
Drupal\Core\Config\Context\ConfigContextFactory::get0 N/A% 0 0.0% 0 0.0% 0 0.0% 0 0.0%
Child functions
Symfony\Component\ClassLoader\ClassLoader::loadClass0 N/A% -153 -153.0% -110 -203.7% 0 0.0% 0 0.0%
Symfony\Component\ClassLoader\ApcClassLoader::loadClass0 N/A% 44 44.0% 67 124.1% -80 -100.0% -24 -100.0%