Diff Report
Run #519730b884300: XHProf Run (Namespace=drupal-perf-steveoliver)
vs.
Run #51972fb0786ef: XHProf Run (Namespace=drupal-perf-steveoliver)
Tip
Click a function name below to drill down.

Regression/Improvement summary for class_exists

class_existsRun #519730b884300Run #51972fb0786efDiffDiff%
Number of Function Calls39 39 0 0.0%
Incl. Wall Time (microsec)685,753 685,229 -524 -0.1%
Incl. Wall Time (microsec) per call 17,583 17,570 -13 -0.1%
Excl. Wall Time (microsec)4,261 4,279 18 0.4%
Incl. CPU (microsecs)36,003 44,000 7,997 22.2%
Incl. CPU (microsecs) per call 923 1,128 205 22.2%
Excl. CPU (microsec)0 0 0 N/A%
Incl. MemUse (bytes)8,366,248 8,366,248 0 0.0%
Incl. MemUse (bytes) per call 214,519 214,519 0 0.0%
Excl. MemUse (bytes)-7,568 -7,568 0 0.0%
Incl. PeakMemUse (bytes)7,996,064 7,996,064 0 0.0%
Incl. PeakMemUse (bytes) per call 205,027 205,027 0 0.0%
Excl. PeakMemUse (bytes)3,888 3,888 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% -524 -62.1% 7,997 200.0% 0 N/A% 0 N/A%
Exclusive Metrics Diff for Current Function18 3.4% 0 0.0% 0 N/A% 0 N/A%
Parent functions
Drupal\Component\Plugin\Factory\DefaultFactory::getPluginClass0 N/A% -380 -72.5% 11,997 150.0% 0 N/A% 0 N/A%
Drupal\Core\Database\Connection::getDriverClass0 N/A% -352 -67.2% -4,000 -50.0% 0 N/A% 0 N/A%
Drupal\Core\Entity\EntityManager::getControllerClass0 N/A% 339 64.7% 0 0.0% 0 N/A% 0 N/A%
Drupal\Core\Config\Context\ConfigContextFactory::get0 N/A% -78 -14.9% 0 0.0% 0 N/A% 0 N/A%
Drupal\Component\Datetime\DateTimePlus::canUseIntl0 N/A% -53 -10.1% 0 0.0% 0 N/A% 0 N/A%
Drupal\Core\DrupalKernel::initializeContainer0 N/A% 0 0.0% 0 0.0% 0 N/A% 0 N/A%
_drupal_simpletest_conf_path0 N/A% 0 0.0% 0 0.0% 0 N/A% 0 N/A%
Child function
Symfony\Component\ClassLoader\ClassLoader::loadClass0 N/A% -542 -103.4% 7,997 100.0% 0 N/A% 0 N/A%