XHProf: Hierarchical Profiler Report

Diff Report: Run #519fe6587b366: XHProf Run (Namespace=drupal-perf-drupalcon)
vs.
Run #519fe82fef731: XHProf Run (Namespace=drupal-perf-drupalcon)
Tip: Click a function name below to drill down.

Drupal\Core\Extension\ModuleHandler::invokeAll	Run #519fe6587b366	Run #519fe82fef731	Diff	Diff%
Number of Function Calls	19	19	0	0.0%
Incl. Wall Time (microsec)	12,125	11,589	-536	-4.4%
Incl. Wall Time (microsec) per call	638	610	-28	-4.4%
Excl. Wall Time (microsec)	254	218	-36	-14.2%
Incl. CPU (microsecs)	16,000	12,000	-4,000	-25.0%
Incl. CPU (microsecs) per call	842	632	-211	-25.0%
Excl. CPU (microsec)	0	0	0	N/A%
Incl. MemUse (bytes)	896,816	896,800	-16	-0.0%
Incl. MemUse (bytes) per call	47,201	47,200	-1	-0.0%
Excl. MemUse (bytes)	-52,800	-52,800	0	0.0%
Incl. PeakMemUse (bytes)	967,432	967,520	88	0.0%
Incl. PeakMemUse (bytes) per call	50,917	50,922	5	0.0%
Excl. PeakMemUse (bytes)	952	952	0	0.0%

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\Extension\ModuleHandler::invokeAll	0	N/A%	-536	-12.7%	-4,000	-100.0%	-16	-0.0%	88	0.1%
Exclusive Metrics Diff for Current Function			-36	-6.7%	0	0.0%	0	0.0%	0	0.0%
*Parent function*
module_invoke_all	0	N/A%	-536	-100.0%	-4,000	-100.0%	-16	-100.0%	88	100.0%
*Child functions*
call_user_func_array@2	0	N/A%	-159	-29.7%	0	0.0%	0	0.0%	0	0.0%
call_user_func_array	0	N/A%	-112	-20.9%	4,000	100.0%	-16	-100.0%	-16	-18.2%
Drupal\Core\Extension\ModuleHandler::getImplementations	0	N/A%	-110	-20.5%	-8,000	-200.0%	0	0.0%	104	118.2%
call_user_func_array@1	0	N/A%	-106	-19.8%	0	0.0%	0	0.0%	0	0.0%
Drupal\Component\Utility\NestedArray::mergeDeep	0	N/A%	-13	-2.4%	0	0.0%	0	0.0%	0	0.0%
is_array	0	N/A%	0	0.0%	0	0.0%	0	0.0%	0	0.0%
function_exists	0	N/A%	0	0.0%	0	0.0%	0	0.0%	0	0.0%