XHProf: Hierarchical Profiler Report

Diff Report: Run #556d13edd0b22: XHProf Run (Namespace=drupal-perf-drupalcon)
vs.
Run #556d0efcc18be: XHProf Run (Namespace=drupal-perf-drupalcon)
Tip: Click a function name below to drill down.

Drupal\system\Plugin\Block\SystemMenuBlock::build	Run #556d13edd0b22	Run #556d0efcc18be	Diff	Diff%
Number of Function Calls	4	4	0	0.0%
Incl. Wall Time (microsec)	22,873	24,794	1,921	8.4%
Incl. Wall Time (microsec) per call	5,718	6,199	480	8.4%
Excl. Wall Time (microsec)	130	118	-12	-9.2%
Incl. MemUse (bytes)	974,720	974,616	-104	-0.0%
Incl. MemUse (bytes) per call	243,680	243,654	-26	-0.0%
Excl. MemUse (bytes)	-26,776	-26,776	0	0.0%
Incl. PeakMemUse (bytes)	295,424	295,440	16	0.0%
Incl. PeakMemUse (bytes) per call	73,856	73,860	4	0.0%
Excl. PeakMemUse (bytes)	576	576	0	0.0%

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*
Drupal\system\Plugin\Block\SystemMenuBlock::build	0	N/A%	1,921	6.0%	-104	-325.0%	16	3.9%
Exclusive Metrics Diff for Current Function			-12	-0.6%	0	0.0%	0	0.0%
*Parent function*
Drupal\block\BlockViewBuilder::buildBlock	0	N/A%	1,921	100.0%	-104	-100.0%	16	100.0%
*Child functions*
Drupal\Core\Menu\MenuLinkTree::transform	0	N/A%	2,203	114.7%	-64	-61.5%	0	0.0%
Drupal\Core\Menu\MenuLinkTree::getCurrentRouteMenuTreeParameters	0	N/A%	-292	-15.2%	0	0.0%	0	0.0%
Drupal\Core\Menu\MenuLinkTree::load	0	N/A%	102	5.3%	-40	-38.5%	16	100.0%
Drupal\Core\Menu\MenuLinkTree::build	0	N/A%	-85	-4.4%	0	0.0%	0	0.0%
Drupal\Core\Menu\MenuLinkTree::maxDepth	0	N/A%	7	0.4%	0	0.0%	0	0.0%
Drupal\Component\Plugin\PluginBase::getDerivativeId	0	N/A%	-2	-0.1%	0	0.0%	0	0.0%
min	0	N/A%	0	0.0%	0	0.0%	0	0.0%
Drupal\Core\Menu\MenuTreeParameters::setMinDepth	0	N/A%	0	0.0%	0	0.0%	0	0.0%
Drupal\Core\Menu\MenuTreeParameters::setMaxDepth	0	N/A%	0	0.0%	0	0.0%	0	0.0%