Diff Report
Run #51774c26bf054: XHProf Run (Namespace=drupal-perf-cottser)
vs.
Run #51774d289642f: XHProf Run (Namespace=drupal-perf-cottser)
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Regression/Improvement summary for class_exists

class_existsRun #51774c26bf054Run #51774d289642fDiffDiff%
Number of Function Calls263 264 1 0.4%
Incl. Wall Time (microsec)30,034 29,737 -297 -1.0%
Incl. Wall Time (microsec) per call 114 113 -2 -1.4%
Excl. Wall Time (microsec)1,282 1,265 -17 -1.3%
Incl. CPU (microsecs)30,276 29,977 -299 -1.0%
Incl. CPU (microsecs) per call 115 114 -2 -1.4%
Excl. CPU (microsec)1,229 1,208 -21 -1.7%
Incl. MemUse (bytes)1,478,088 1,478,064 -24 -0.0%
Incl. MemUse (bytes) per call 5,620 5,599 -21 -0.4%
Excl. MemUse (bytes)-20,592 -20,592 0 0.0%
Incl. PeakMemUse (bytes)1,113,472 1,109,208 -4,264 -0.4%
Incl. PeakMemUse (bytes) per call 4,234 4,202 -32 -0.8%
Excl. PeakMemUse (bytes)10,776 10,016 -760 -7.1%

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_exists1 100.0% -297 -0.9% -299 -0.9% -24 -0.1% -4,264 -23.6%
Exclusive Metrics Diff for Current Function-17 -5.7% -21 -7.0% 0 0.0% -760 -17.8%
Parent functions
Drupal\Component\Datetime\DateTimePlus::canUseIntl0 0.0% -343 -115.5% -349 -116.7% 0 0.0% -3,440 -80.7%
Drupal\Component\Plugin\Factory\DefaultFactory::getPluginClass0 0.0% 91 30.6% 98 32.8% -24 -100.0% 40 0.9%
Drupal\Core\Entity\EntityManager::getControllerClass0 0.0% -38 -12.8% -40 -13.4% 0 0.0% 0 0.0%
Drupal\Core\Database\Connection::getDriverClass0 0.0% -6 -2.0% -5 -1.7% 0 0.0% 0 0.0%
Drupal\Core\Template\TwigEnvironment::loadTemplate1 100.0% 1 0.3% 2 0.7% 0 0.0% -808 -18.9%
_drupal_simpletest_conf_path0 0.0% -1 -0.3% 0 0.0% 0 0.0% 0 0.0%
file_stream_wrapper_valid_scheme0 0.0% -1 -0.3% 3 1.0% 0 0.0% 0 0.0%
file_stream_wrapper_get_instance_by_uri0 0.0% 0 0.0% -6 -2.0% 0 0.0% -56 -1.3%
Drupal\Core\DrupalKernel::initializeContainer0 0.0% 0 0.0% 0 0.0% 0 0.0% 0 0.0%
Drupal\Core\Config\Context\ConfigContextFactory::get0 0.0% 0 0.0% -2 -0.7% 0 0.0% 0 0.0%
Child functions
Symfony\Component\ClassLoader\ClassLoader::loadClass0 N/A% -301 -101.3% -306 -102.3% 0 0.0% -3,240 -76.0%
Symfony\Component\ClassLoader\ApcClassLoader::loadClass0 N/A% 21 7.1% 28 9.4% -24 -100.0% -264 -6.2%