Diff Report
Run #519ffbe6eb79f: XHProf Run (Namespace=drupal-perf-ezeedub)
vs.
Run #519ffb7471c72: XHProf Run (Namespace=drupal-perf-ezeedub)
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Regression/Improvement summary for class_exists

class_existsRun #519ffbe6eb79fRun #519ffb7471c72DiffDiff%
Number of Function Calls 88 88 N/A%
Incl. Wall Time (microsec) 21,421 21,421 N/A%
Incl. Wall Time (microsec) per call N/A 243 243 N/A%
Excl. Wall Time (microsec) 565 565 N/A%
Incl. CPU (microsecs) 20,000 20,000 N/A%
Incl. CPU (microsecs) per call N/A 227 227 N/A%
Excl. CPU (microsec) 0 0 N/A%
Incl. MemUse (bytes) 401,768 401,768 N/A%
Incl. MemUse (bytes) per call N/A 4,566 4,566 N/A%
Excl. MemUse (bytes) -2,556 -2,556 N/A%
Incl. PeakMemUse (bytes) 337,196 337,196 N/A%
Incl. PeakMemUse (bytes) per call N/A 3,832 3,832 N/A%
Excl. PeakMemUse (bytes) 5,112 5,112 N/A%

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_exists88 56.4% 21,421 3.7% 20,000 3.5% 401,768 5.6% 337,196 4.7%
Exclusive Metrics Diff for Current Function565 2.6% 0 0.0% -2,556 -0.6% 5,112 1.5%
Parent functions
Drupal\Component\Datetime\DateTimePlus::canUseIntl34 38.6% 9,169 42.8% 4,000 20.0% 456 0.1% 2,320 0.7%
Drupal\Core\Entity\EntityManager::getControllerClass15 17.0% 5,590 26.1% 8,000 40.0% 212,868 53.0% 166,412 49.4%
Drupal\Component\Plugin\Factory\DefaultFactory::getPluginClass25 28.4% 4,697 21.9% 4,000 20.0% 94,916 23.6% 74,956 22.2%
Drupal\Core\Database\Connection::getDriverClass1 1.1% 1,323 6.2% 4,000 20.0% 82,084 20.4% 81,320 24.1%
Drupal\Core\Database\Query\Select::extend1 1.1% 315 1.5% 0 0.0% 448 0.1% 960 0.3%
Drupal\Core\Config\Context\ConfigContextFactory::get1 1.1% 302 1.4% 0 0.0% 9,656 2.4% 9,888 2.9%
Drupal\Core\Template\TwigEnvironment::loadTemplate8 9.1% 18 0.1% 0 0.0% 456 0.1% 456 0.1%
Drupal\Core\DrupalKernel::initializeContainer2 2.3% 5 0.0% 0 0.0% 452 0.1% 452 0.1%
_drupal_simpletest_conf_path1 1.1% 2 0.0% 0 0.0% 432 0.1% 432 0.1%
Child function
Symfony\Component\ClassLoader\ClassLoader::loadClass59 100.0% 20,856 97.4% 20,000 100.0% 404,324 100.6% 332,084 98.5%