Diff Report
Run #51a1557b90314: XHProf Run (Namespace=drupal-perf-ezeedub)
vs.
Run #51a152d922ae0: XHProf Run (Namespace=drupal-perf-ezeedub)
Tip
Click a function name below to drill down.

Regression/Improvement summary for class_exists

class_existsRun #51a1557b90314Run #51a152d922ae0DiffDiff%
Number of Function Calls401 400 -1 -0.2%
Incl. Wall Time (microsec)79,122 76,922 -2,200 -2.8%
Incl. Wall Time (microsec) per call 197 192 -5 -2.5%
Excl. Wall Time (microsec)3,274 3,100 -174 -5.3%
Incl. CPU (microsecs)68,005 100,013 32,008 47.1%
Incl. CPU (microsecs) per call 170 250 80 47.4%
Excl. CPU (microsec)4,000 4,001 1 0.0%
Incl. MemUse (bytes)554,164 556,344 2,180 0.4%
Incl. MemUse (bytes) per call 1,382 1,391 9 0.6%
Excl. MemUse (bytes)-17,376 -17,376 0 0.0%
Incl. PeakMemUse (bytes)355,460 355,932 472 0.1%
Incl. PeakMemUse (bytes) per call 886 890 3 0.4%
Excl. PeakMemUse (bytes)6,060 6,060 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_exists-1 -100.0% -2,200 -3.2% 32,008 42.1% 2,180 4.0% 472 0.8%
Exclusive Metrics Diff for Current Function-174 -7.9% 1 0.0% 0 0.0% 0 0.0%
Parent functions
Drupal\Component\Datetime\DateTimePlus::canUseIntl0 0.0% -2,233 -101.5% 28,008 87.5% 0 0.0% 48 10.2%
Drupal\Core\Entity\EntityManager::getControllerClass0 0.0% -121 -5.5% -4,001 -12.5% 156 7.2% 344 72.9%
Drupal\Component\Plugin\Factory\DefaultFactory::getPluginClass0 0.0% 111 5.0% 4,000 12.5% 2,060 94.5% 144 30.5%
Drupal\Core\Database\Query\Select::extend0 0.0% 52 2.4% 0 0.0% 0 0.0% 0 0.0%
Drupal\Core\Config\Context\ConfigContextFactory::get0 0.0% -5 -0.2% 0 0.0% 0 0.0% -72 -15.3%
Drupal\Core\Template\TwigEnvironment::loadTemplate-1 -100.0% -4 -0.2% 0 0.0% 0 0.0% 0 0.0%
_drupal_simpletest_conf_path0 0.0% -1 -0.0% 0 0.0% 0 0.0% 0 0.0%
Doctrine\Common\Annotations\DocParser::classExists0 0.0% 1 0.0% 0 0.0% 0 0.0% 0 0.0%
file_stream_wrapper_get_instance_by_uri0 0.0% 0 0.0% 0 0.0% 0 0.0% 0 0.0%
Drupal\Core\DrupalKernel::initializeContainer0 0.0% 0 0.0% 0 0.0% 0 0.0% 0 0.0%
Drupal\Core\Database\Connection::getDriverClass0 0.0% 0 0.0% 4,001 12.5% -36 -1.7% 8 1.7%
file_stream_wrapper_valid_scheme0 0.0% 0 0.0% 0 0.0% 0 0.0% 0 0.0%
Child functions
Symfony\Component\ClassLoader\ClassLoader::loadClass0 N/A% -1,922 -87.4% 32,008 100.0% 0 0.0% 48 10.2%
Symfony\Component\ClassLoader\ApcClassLoader::loadClass0 N/A% -104 -4.7% -1 -0.0% 2,180 100.0% 424 89.8%