XHProf: Hierarchical Profiler Report

Diff Report: Run #52e49b394aea8: XHProf Run (Namespace=drupal-perf-drupalcon)
vs.
Run #52e49acfb0eb8: XHProf Run (Namespace=drupal-perf-drupalcon)
Tip: Click a function name below to drill down.

Drupal\Component\Utility\NestedArray::mergeDeep	Run #52e49b394aea8	Run #52e49acfb0eb8	Diff	Diff%
Number of Function Calls	34	33	-1	-2.9%
Incl. Wall Time (microsec)	1,127	1,064	-63	-5.6%
Incl. Wall Time (microsec) per call	33	32	-1	-2.7%
Excl. Wall Time (microsec)	156	159	3	1.9%
Incl. CPU (microsecs)	1,157	1,095	-62	-5.4%
Incl. CPU (microsecs) per call	34	33	-1	-2.5%
Excl. CPU (microsec)	127	128	1	0.8%
Incl. MemUse (bytes)	56,792	55,656	-1,136	-2.0%
Incl. MemUse (bytes) per call	1,670	1,687	16	1.0%
Excl. MemUse (bytes)	-56,224	-56,248	-24	-0.0%
Incl. PeakMemUse (bytes)	41,328	43,664	2,336	5.7%
Incl. PeakMemUse (bytes) per call	1,216	1,323	108	8.9%
Excl. PeakMemUse (bytes)	480	1,160	680	141.7%

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\Component\Utility\NestedArray::mergeDeep	-1	-33.3%	-63	-5.7%	-62	-7.6%	-1,136	-4.4%	2,336	8.8%
Exclusive Metrics Diff for Current Function			3	4.8%	1	1.6%	-24	-2.1%	680	29.1%
*Parent functions*
Drupal\Core\Extension\ModuleHandler::invokeAll	0	0.0%	-47	-74.6%	-47	-75.8%	0	0.0%	776	33.2%
template_preprocess	-1	-100.0%	-12	-19.0%	-13	-21.0%	-1,136	-100.0%	0	0.0%
Drupal\Core\Theme\ThemeSettings::mergeData	0	0.0%	-2	-3.2%	-2	-3.2%	0	0.0%	1,560	66.8%
Drupal\search\Plugin\ConfigurableSearchPluginBase::__construct	0	0.0%	-2	-3.2%	-1	-1.6%	0	0.0%	0	0.0%
rdf_get_namespaces	0	0.0%	0	0.0%	0	0.0%	0	0.0%	0	0.0%
drupal_render_collect_post_render_cache	0	0.0%	0	0.0%	1	1.6%	0	0.0%	0	0.0%
*Child functions*
Drupal\Component\Utility\NestedArray::mergeDeepArray	-1	-50.0%	-62	-98.4%	-61	-98.4%	-328	-28.9%	1,320	56.5%
func_get_args	-1	-50.0%	-4	-6.3%	-2	-3.2%	-784	-69.0%	336	14.4%