Diff Report
Run #5192e6f7bc551: XHProf Run (Namespace=drupal-perf-cottser)
vs.
Run #5192e86ee04ad: XHProf Run (Namespace=drupal-perf-cottser)
Tip
Click a function name below to drill down.

Regression/Improvement summary for class_exists

class_existsRun #5192e6f7bc551Run #5192e86ee04adDiffDiff%
Number of Function Calls48 48 0 0.0%
Incl. Wall Time (microsec)3,990 4,063 73 1.8%
Incl. Wall Time (microsec) per call 83 85 2 1.8%
Excl. Wall Time (microsec)196 203 7 3.6%
Incl. CPU (microsecs)4,048 4,119 71 1.8%
Incl. CPU (microsecs) per call 84 86 1 1.8%
Excl. CPU (microsec)218 222 4 1.8%
Incl. MemUse (bytes)606,464 606,464 0 0.0%
Incl. MemUse (bytes) per call 12,635 12,635 0 0.0%
Excl. MemUse (bytes)-544 -544 0 0.0%
Incl. PeakMemUse (bytes)515,864 515,864 0 0.0%
Incl. PeakMemUse (bytes) per call 10,747 10,747 0 0.0%
Excl. PeakMemUse (bytes)9,376 9,376 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% 73 31.3% 71 5.0% 0 N/A% 0 N/A%
Exclusive Metrics Diff for Current Function7 9.6% 4 5.6% 0 N/A% 0 N/A%
Parent functions
Drupal\Component\Plugin\Factory\DefaultFactory::getPluginClass0 N/A% 77 105.5% 79 111.3% 0 N/A% 0 N/A%
Drupal\Component\Datetime\DateTimePlus::canUseIntl0 N/A% -40 -54.8% -43 -60.6% 0 N/A% 0 N/A%
Drupal\Core\Database\Connection::getDriverClass0 N/A% 24 32.9% 24 33.8% 0 N/A% 0 N/A%
Drupal\Core\Entity\EntityManager::getControllerClass0 N/A% 10 13.7% 9 12.7% 0 N/A% 0 N/A%
Drupal\Core\Config\Context\ConfigContextFactory::get0 N/A% 3 4.1% 3 4.2% 0 N/A% 0 N/A%
file_stream_wrapper_valid_scheme0 N/A% -1 -1.4% 1 1.4% 0 N/A% 0 N/A%
file_stream_wrapper_get_instance_by_uri0 N/A% 0 0.0% -2 -2.8% 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%
Drupal\Core\Template\TwigEnvironment::loadTemplate0 N/A% 0 0.0% 0 0.0% 0 N/A% 0 N/A%
Child functions
Symfony\Component\ClassLoader\ApcClassLoader::loadClass0 N/A% 100 137.0% 102 143.7% 0 N/A% 0 N/A%
Symfony\Component\ClassLoader\ClassLoader::loadClass0 N/A% -34 -46.6% -35 -49.3% 0 N/A% 0 N/A%