XHProf: Hierarchical Profiler Report

Diff Report: Run #5290760896b28: XHProf Run (Namespace=drupal-perf-joelpittet)
vs.
Run #52907577b0b08: XHProf Run (Namespace=drupal-perf-joelpittet)
Tip: Click a function name below to drill down.

Regression/Improvement summary for class_exists

class_exists	Run #5290760896b28	Run #52907577b0b08	Diff	Diff%
Number of Function Calls	72	71	-1	-1.4%
Incl. Wall Time (microsec)	9,674	9,710	36	0.4%
Incl. Wall Time (microsec) per call	134	137	2	1.8%
Excl. Wall Time (microsec)	255	246	-9	-3.5%
Incl. CPU (microsecs)	9,770	9,795	25	0.3%
Incl. CPU (microsecs) per call	136	138	2	1.7%
Excl. CPU (microsec)	310	290	-20	-6.5%
Incl. MemUse (bytes)	1,131,392	1,131,408	16	0.0%
Incl. MemUse (bytes) per call	15,714	15,935	222	1.4%
Excl. MemUse (bytes)	-184	-184	0	0.0%
Incl. PeakMemUse (bytes)	986,632	987,016	384	0.0%
Incl. PeakMemUse (bytes) per call	13,703	13,902	198	1.4%
Excl. PeakMemUse (bytes)	10,600	10,600	0	0.0%

Parent/Child Regression/Improvement report for class_exists [View Callgraph Diff]

Function Name	Calls Diff	Calls 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%	36	1.6%	25	1.2%	16	0.0%	384	0.9%
Exclusive Metrics Diff for Current Function			-9	-25.0%	-20	-80.0%	0	0.0%	0	0.0%
*Parent functions*
Drupal\Core\Database\Connection::getDriverClass	0	0.0%	-164	-455.6%	-166	-664.0%	24	150.0%	384	100.0%
Drupal\Core\Controller\ControllerResolver::createController	0	0.0%	80	222.2%	80	320.0%	0	0.0%	0	0.0%
Drupal\Component\Plugin\Factory\DefaultFactory::getPluginClass	0	0.0%	58	161.1%	55	220.0%	-24	-150.0%	-24	-6.2%
Drupal\Core\Form\FormBuilder::getFormId	0	0.0%	57	158.3%	58	232.0%	0	0.0%	0	0.0%
Drupal\Core\Entity\EntityManager::getControllerClass	0	0.0%	16	44.4%	16	64.0%	16	100.0%	24	6.2%
Drupal\Core\Database\Query\Select::extend	0	0.0%	-12	-33.3%	-12	-48.0%	0	0.0%	0	0.0%
config_context_enter	0	0.0%	3	8.3%	4	16.0%	0	0.0%	0	0.0%
Drupal\Core\Template\TwigEnvironment::loadTemplate	-1	-100.0%	-2	-5.6%	-8	-32.0%	0	0.0%	0	0.0%
Drupal\Component\Datetime\DateTimePlus::intlDateFormatterExists	0	0.0%	1	2.8%	0	0.0%	0	0.0%	0	0.0%
Drupal\Core\Config\Context\ConfigContextFactory::get	0	0.0%	-1	-2.8%	-2	-8.0%	0	0.0%	0	0.0%
file_stream_wrapper_get_instance_by_uri	0	0.0%	0	0.0%	0	0.0%	0	0.0%	0	0.0%
file_stream_wrapper_valid_scheme	0	0.0%	0	0.0%	0	0.0%	0	0.0%	0	0.0%
_drupal_simpletest_conf_path	0	0.0%	0	0.0%	-1	-4.0%	0	0.0%	0	0.0%
file_stream_wrapper_get_instance_by_scheme	0	0.0%	0	0.0%	1	4.0%	0	0.0%	0	0.0%
Drupal\Core\DrupalKernel::initializeContainer	0	0.0%	0	0.0%	0	0.0%	0	0.0%	0	0.0%
*Child function*
Composer\Autoload\ClassLoader::loadClass	0	N/A%	45	125.0%	45	180.0%	16	100.0%	384	100.0%