Diff Report
Run #51f62b0e7bc11: XHProf Run (Namespace=drupal-perf-fabianx)
vs.
Run #51f628573214c: XHProf Run (Namespace=drupal-perf-fabianx)
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Regression/Improvement summary for class_exists

class_existsRun #51f62b0e7bc11Run #51f628573214cDiffDiff%
Number of Function Calls416 416 0 0.0%
Incl. Wall Time (microsec)37,834 37,653 -181 -0.5%
Incl. Wall Time (microsec) per call 91 91 -0 -0.5%
Excl. Wall Time (microsec)1,702 1,692 -10 -0.6%
Incl. CPU (microsecs)28,002 36,003 8,001 28.6%
Incl. CPU (microsecs) per call 67 87 19 28.6%
Excl. CPU (microsec)0 4,000 4,000 N/A%
Incl. MemUse (bytes)3,075,296 3,075,368 72 0.0%
Incl. MemUse (bytes) per call 7,393 7,393 0 0.0%
Excl. MemUse (bytes)-43,688 -43,688 0 0.0%
Incl. PeakMemUse (bytes)2,272,000 2,275,608 3,608 0.2%
Incl. PeakMemUse (bytes) per call 5,462 5,470 9 0.2%
Excl. PeakMemUse (bytes)14,600 14,488 -112 -0.8%

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% -181 -1.0% 8,001 40.0% 72 0.0% 3,608 0.8%
Exclusive Metrics Diff for Current Function-10 -5.5% 4,000 50.0% 0 0.0% -112 -3.1%
Parent functions
Drupal\Component\Plugin\Factory\DefaultFactory::getPluginClass0 N/A% -94 -51.9% 0 0.0% 16 22.2% -840 -23.3%
Drupal\Component\Datetime\DateTimePlus::canUseIntl0 N/A% -92 -50.8% 20,002 250.0% 0 0.0% 0 0.0%
Drupal\Core\Entity\EntityManager::getControllerClass0 N/A% 9 5.0% -4,001 -50.0% -8 -11.1% -152 -4.2%
Drupal\Core\Database\Connection::getDriverClass0 N/A% -5 -2.8% 0 0.0% 64 88.9% 4,560 126.4%
Drupal\Core\Database\Query\Select::extend0 N/A% -2 -1.1% -4,000 -50.0% 0 0.0% 40 1.1%
_drupal_simpletest_conf_path0 N/A% 1 0.6% 0 0.0% 0 0.0% 0 0.0%
Drupal\Core\Controller\ControllerResolver::createController0 N/A% 1 0.6% -4,000 -50.0% 0 0.0% 0 0.0%
Drupal\Core\Config\Context\ConfigContextFactory::get0 N/A% 1 0.6% 0 0.0% 0 0.0% 0 0.0%
file_stream_wrapper_valid_scheme0 N/A% 0 0.0% 0 0.0% 0 0.0% 0 0.0%
file_stream_wrapper_get_instance_by_uri0 N/A% 0 0.0% 0 0.0% 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\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% 0 0.0% 0 0.0% 0 0.0%
file_stream_wrapper_get_instance_by_scheme0 N/A% 0 0.0% 0 0.0% 0 0.0% 0 0.0%
Child functions
Symfony\Component\ClassLoader\ApcClassLoader::loadClass0 N/A% -109 -60.2% -8,001 -100.0% 72 100.0% 3,720 103.1%
Symfony\Component\ClassLoader\ClassLoader::loadClass0 N/A% -62 -34.3% 12,002 150.0% 0 0.0% 0 0.0%