XHProf: Hierarchical Profiler Report

Diff Report: Run #54dec59a01be2: XHProf Run (Namespace=drupal-perf-davidhernandez)
vs.
Run #54dec6fc087bf: XHProf Run (Namespace=drupal-perf-davidhernandez)
Tip: Click a function name below to drill down.

class_exists	Run #54dec59a01be2	Run #54dec6fc087bf	Diff	Diff%
Number of Function Calls	620	621	1	0.2%
Incl. Wall Time (microsec)	15,232	15,308	76	0.5%
Incl. Wall Time (microsec) per call	25	25	0	0.3%
Excl. Wall Time (microsec)	789	784	-5	-0.6%
Incl. MemUse (bytes)	3,326,376	3,325,920	-456	-0.0%
Incl. MemUse (bytes) per call	5,365	5,356	-9	-0.2%
Excl. MemUse (bytes)	4,216	4,176	-40	-0.9%
Incl. PeakMemUse (bytes)	2,300,936	2,335,912	34,976	1.5%
Incl. PeakMemUse (bytes) per call	3,711	3,762	50	1.4%
Excl. PeakMemUse (bytes)	4,784	5,424	640	13.4%

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%	76	0.1%	-456	-0.0%	34,976	2.1%
Exclusive Metrics Diff for Current Function			-5	-6.6%	-40	-8.8%	640	1.8%
*Parent functions*
Drupal\Core\Entity\EntityType::hasHandlerClass	0	0.0%	121	159.2%	24	5.3%	7,520	21.5%
Drupal\Core\Entity\EntityManager::getDefinition	0	0.0%	-32	-42.1%	648	142.1%	-472	-1.3%
Drupal\Core\Form\FormBuilder::getFormId	0	0.0%	-11	-14.5%	0	0.0%	-400	-1.1%
Drupal\Core\Entity\Query\QueryBase::getClass	0	0.0%	11	14.5%	-64	-14.0%	32,800	93.8%
Drupal\Core\Database\Connection::getDriverClass	0	0.0%	-9	-11.8%	0	0.0%	0	0.0%
Drupal\Component\Plugin\Factory\DefaultFactory::getPluginClass	0	0.0%	-6	-7.9%	-1,064	-233.3%	-4,472	-12.8%
Drupal\Core\Template\TwigEnvironment::loadTemplate	1	100.0%	2	2.6%	0	0.0%	0	0.0%
Drupal\Core\DependencyInjection\ClassResolver::getInstanceFromDefinition	0	0.0%	0	0.0%	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%	81	106.6%	-416	-91.2%	34,336	98.2%