Diff Report
Run #519b1557bbc04: XHProf Run (Namespace=drupal-perf-jenlampton)
vs.
Run #519b1ad213669: XHProf Run (Namespace=drupal-perf-jenlampton)
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Regression/Improvement summary for class_exists

class_existsRun #519b1557bbc04Run #519b1ad213669DiffDiff%
Number of Function Calls59 61 2 3.4%
Incl. Wall Time (microsec)75,840 78,365 2,525 3.3%
Incl. Wall Time (microsec) per call 1,285 1,285 -1 -0.1%
Excl. Wall Time (microsec)479 486 7 1.5%
Incl. CPU (microsecs)75,924 78,460 2,536 3.3%
Incl. CPU (microsecs) per call 1,287 1,286 -1 -0.0%
Excl. CPU (microsec)511 519 8 1.6%
Incl. MemUse (bytes)6,414,256 6,629,616 215,360 3.4%
Incl. MemUse (bytes) per call 108,716 108,682 -34 -0.0%
Excl. MemUse (bytes)-7,496 -8,312 -816 -10.9%
Incl. PeakMemUse (bytes)6,277,272 6,447,552 170,280 2.7%
Incl. PeakMemUse (bytes) per call 106,394 105,698 -697 -0.7%
Excl. PeakMemUse (bytes)6,152 6,280 128 2.1%

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_exists2 50.0% 2,525 21.0% 2,536 16.8% 215,360 84.1% 170,280 76.0%
Exclusive Metrics Diff for Current Function7 0.3% 8 0.3% -816 -0.4% 128 0.1%
Parent functions
Drupal\Core\Database\Connection::getDriverClass2 100.0% 2,688 106.5% 2,690 106.1% 215,528 100.1% 160,712 94.4%
Drupal\Component\Plugin\Factory\DefaultFactory::getPluginClass0 0.0% -71 -2.8% -60 -2.4% -120 -0.1% -64 -0.0%
Drupal\Core\Entity\EntityManager::getControllerClass0 0.0% -68 -2.7% -70 -2.8% -48 -0.0% 9,632 5.7%
Drupal\Core\Database\Query\Select::extend0 0.0% -20 -0.8% -22 -0.9% 0 0.0% 0 0.0%
Drupal\Component\Datetime\DateTimePlus::canUseIntl0 0.0% -3 -0.1% -3 -0.1% 0 0.0% 0 0.0%
Drupal\Core\Config\Context\ConfigContextFactory::get0 0.0% -1 -0.0% 0 0.0% 0 0.0% 0 0.0%
Drupal\Core\Template\TwigEnvironment::loadTemplate0 0.0% 0 0.0% -1 -0.0% 0 0.0% 0 0.0%
_drupal_simpletest_conf_path0 0.0% 0 0.0% 2 0.1% 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 function
Symfony\Component\ClassLoader\ClassLoader::loadClass2 100.0% 2,518 99.7% 2,528 99.7% 216,176 100.4% 170,152 99.9%