XHProf: Hierarchical Profiler Report

Diff Report: Run #51ec52a09990a: XHProf Run (Namespace=drupal-perf-drupalcon)
vs.
Run #51ec517fc2424: XHProf Run (Namespace=drupal-perf-drupalcon)
Tip: Click a function name below to drill down.

Drupal\Core\Session\UserSession::hasPermission	Run #51ec52a09990a	Run #51ec517fc2424	Diff	Diff%
Number of Function Calls	55	55	0	0.0%
Incl. Wall Time (microsec)	12,031	11,766	-265	-2.2%
Incl. Wall Time (microsec) per call	219	214	-5	-2.2%
Excl. Wall Time (microsec)	770	761	-9	-1.2%
Incl. CPU (microsecs)	11,733	11,633	-100	-0.9%
Incl. CPU (microsecs) per call	213	212	-2	-0.9%
Excl. CPU (microsec)	562	556	-6	-1.1%
Incl. MemUse (bytes)	617,368	617,368	0	0.0%
Incl. MemUse (bytes) per call	11,225	11,225	0	0.0%
Excl. MemUse (bytes)	-25,448	-25,456	-8	-0.0%
Incl. PeakMemUse (bytes)	637,560	634,984	-2,576	-0.4%
Incl. PeakMemUse (bytes) per call	11,592	11,545	-47	-0.4%
Excl. PeakMemUse (bytes)	2,352	2,264	-88	-3.7%

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*
Drupal\Core\Session\UserSession::hasPermission	0	N/A%	-265	-6.5%	-100	-2.3%	0	0.0%	-2,576	-11.2%
Exclusive Metrics Diff for Current Function			-9	-3.4%	-6	-6.0%	-8	N/A%	-88	-3.4%
*Parent function*
user_access	0	N/A%	-265	-100.0%	-100	-100.0%	0	N/A%	-2,576	-100.0%
*Child functions*
Drupal\Core\Entity\EntityManager::getStorageController	0	N/A%	-230	-86.8%	-37	-37.0%	16	N/A%	72	2.8%
Drupal\Core\Config\Entity\ConfigStorageController::loadMultiple	0	N/A%	-14	-5.3%	-51	-51.0%	-8	N/A%	-2,560	-99.4%
Drupal\user\Plugin\Core\Entity\Role::hasPermission	0	N/A%	-11	-4.2%	3	3.0%	0	N/A%	0	0.0%
Drupal::entityManager	0	N/A%	-1	-0.4%	-4	-4.0%	0	N/A%	0	0.0%
Drupal\Core\Session\UserSession::getRoles	0	N/A%	0	0.0%	1	1.0%	0	N/A%	0	0.0%
Drupal\Core\Session\UserSession::id	0	N/A%	0	0.0%	-6	-6.0%	0	N/A%	0	0.0%