XHProf: Hierarchical Profiler Report

Diff Report: Run #52f2e60305388: XHProf Run (Namespace=drupal-perf-drupalcon)
vs.
Run #52f2e62091f2c: XHProf Run (Namespace=drupal-perf-drupalcon)
Tip: Click a function name below to drill down.

Drupal\user\Plugin\Block\UserLoginBlock::build	Run #52f2e60305388	Run #52f2e62091f2c	Diff	Diff%
Number of Function Calls	9	9	0	0.0%
Incl. Wall Time (microsec)	18,200	17,665	-535	-2.9%
Incl. Wall Time (microsec) per call	2,022	1,963	-59	-2.9%
Excl. Wall Time (microsec)	274	256	-18	-6.6%
Incl. CPU (microsecs)	18,211	17,676	-535	-2.9%
Incl. CPU (microsecs) per call	2,023	1,964	-59	-2.9%
Excl. CPU (microsec)	193	180	-13	-6.7%
Incl. MemUse (bytes)	730,160	730,168	8	0.0%
Incl. MemUse (bytes) per call	81,129	81,130	1	0.0%
Excl. MemUse (bytes)	7,024	7,024	0	0.0%
Incl. PeakMemUse (bytes)	999,384	999,264	-120	-0.0%
Incl. PeakMemUse (bytes) per call	111,043	111,029	-13	-0.0%
Excl. PeakMemUse (bytes)	192	192	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\user\Plugin\Block\UserLoginBlock::build	0	N/A%	-535	-38.2%	-535	-19.4%	8	3.8%	-120	-16.7%
Exclusive Metrics Diff for Current Function			-18	-3.4%	-13	-2.4%	0	0.0%	0	0.0%
*Parent function*
Drupal\block\BlockViewBuilder::viewMultiple	0	N/A%	-535	-100.0%	-535	-100.0%	8	100.0%	-120	-100.0%
*Child functions*
drupal_get_form	0	N/A%	-300	-56.1%	-295	-55.1%	8	100.0%	-120	-100.0%
l	0	N/A%	-108	-20.2%	-104	-19.4%	0	0.0%	0	0.0%
url	0	N/A%	-48	-9.0%	-49	-9.2%	0	0.0%	0	0.0%
current_path	0	N/A%	-35	-6.5%	-32	-6.0%	0	0.0%	0	0.0%
Drupal::config	0	N/A%	-13	-2.4%	-18	-3.4%	0	0.0%	0	0.0%
drupal_get_destination	0	N/A%	-6	-1.1%	-15	-2.8%	0	0.0%	0	0.0%
t	0	N/A%	-5	-0.9%	-9	-1.7%	0	0.0%	0	0.0%
Drupal\Core\Config\Config::get	0	N/A%	-2	-0.4%	0	0.0%	0	0.0%	0	0.0%