XHProf: Hierarchical Profiler Report

Diff Report: Run #54dec09b09eb9: XHProf Run (Namespace=drupal-perf-davidhernandez)
vs.
Run #54dec21b63f84: XHProf Run (Namespace=drupal-perf-davidhernandez)
Tip: Click a function name below to drill down.

class_exists	Run #54dec09b09eb9	Run #54dec21b63f84	Diff	Diff%
Number of Function Calls	620	621	1	0.2%
Incl. Wall Time (microsec)	15,115	15,218	103	0.7%
Incl. Wall Time (microsec) per call	24	25	0	0.5%
Excl. Wall Time (microsec)	788	786	-2	-0.3%
Incl. MemUse (bytes)	3,326,376	3,324,608	-1,768	-0.1%
Incl. MemUse (bytes) per call	5,365	5,354	-11	-0.2%
Excl. MemUse (bytes)	4,216	4,208	-8	-0.2%
Incl. PeakMemUse (bytes)	2,300,936	2,301,520	584	0.0%
Incl. PeakMemUse (bytes) per call	3,711	3,706	-5	-0.1%
Excl. PeakMemUse (bytes)	4,784	5,032	248	5.2%

Function Name	Calls Diff	Calls Diff%	Incl. Wall Diff (microsec)	IWall Diff%	Incl. MemUse Diff (bytes)	IMemUse Diff%	Incl. PeakMemUse Diff (bytes)	IPeakMemUse Diff%
*Current Function*
class_exists	1	100.0%	103	0.1%	-1,768	-0.7%	584	0.1%
Exclusive Metrics Diff for Current Function			-2	-1.9%	-8	-0.5%	248	42.5%
*Parent functions*
Drupal\Core\Form\FormBuilder::getFormId	0	0.0%	59	57.3%	-352	-19.9%	-5,096	-872.6%
Drupal\Component\Plugin\Factory\DefaultFactory::getPluginClass	0	0.0%	56	54.4%	-552	-31.2%	-3,224	-552.1%
Drupal\Core\Entity\EntityManager::getDefinition	0	0.0%	-35	-34.0%	-456	-25.8%	-144	-24.7%
Drupal\Core\Entity\EntityType::hasHandlerClass	0	0.0%	17	16.5%	-80	-4.5%	9,048	1549.3%
Drupal\Core\Database\Connection::getDriverClass	0	0.0%	9	8.7%	0	0.0%	0	0.0%
Drupal\Core\Entity\Query\QueryBase::getClass	0	0.0%	-6	-5.8%	-328	-18.6%	0	0.0%
Drupal\Core\Template\TwigEnvironment::loadTemplate	1	100.0%	2	1.9%	0	0.0%	0	0.0%
Drupal\Core\DependencyInjection\ClassResolver::getInstanceFromDefinition	0	0.0%	1	1.0%	0	0.0%	0	0.0%
Drupal\Core\DrupalKernel::initializeContainer	0	0.0%	0	0.0%	0	0.0%	0	0.0%
*Child function*
Composer\Autoload\ClassLoader::loadClass	0	N/A%	105	101.9%	-1,760	-99.5%	336	57.5%