XHProf: Hierarchical Profiler Report

Diff Report: Run #53923d861ff11: XHProf Run (Namespace=drupal-perf-drupalcon)
vs.
Run #53923e49d2b58: XHProf Run (Namespace=drupal-perf-drupalcon)
Tip: Click a function name below to drill down.

template_preprocess_links	Run #53923d861ff11	Run #53923e49d2b58	Diff	Diff%
Number of Function Calls	21	21	0	0.0%
Incl. Wall Time (microsec)	4,060	4,067	7	0.2%
Incl. Wall Time (microsec) per call	193	194	0	0.2%
Excl. Wall Time (microsec)	1,264	1,216	-48	-3.8%
Incl. CPU (microsecs)	3,594	3,577	-17	-0.5%
Incl. CPU (microsecs) per call	171	170	-1	-0.5%
Excl. CPU (microsec)	1,097	1,045	-52	-4.7%
Incl. MemUse (bytes)	99,320	99,336	16	0.0%
Incl. MemUse (bytes) per call	4,730	4,730	1	0.0%
Excl. MemUse (bytes)	52,092	52,104	12	0.0%
Incl. PeakMemUse (bytes)	8,792	10,648	1,856	21.1%
Incl. PeakMemUse (bytes) per call	419	507	88	21.1%
Excl. PeakMemUse (bytes)	1,592	1,832	240	15.1%

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*
template_preprocess_links	0	N/A%	7	0.4%	-17	-1.6%	16	1.8%	1,856	266.7%
Exclusive Metrics Diff for Current Function			-48	-685.7%	-52	-305.9%	12	75.0%	240	12.9%
*Parent functions*
_theme@1	0	N/A%	56	800.0%	28	164.7%	4	25.0%	0	0.0%
_theme	0	N/A%	-49	-700.0%	-45	-264.7%	12	75.0%	1,856	100.0%
*Child functions*
Drupal\Core\Path\AliasManager::getPathByAlias	0	N/A%	48	685.7%	21	123.5%	0	0.0%	0	0.0%
Drupal\Core\Template\Attribute::__construct	0	N/A%	5	71.4%	5	29.4%	0	0.0%	256	13.8%
Drupal::service	0	N/A%	3	42.9%	5	29.4%	0	0.0%	0	0.0%
array_diff_key	0	N/A%	2	28.6%	12	70.6%	0	0.0%	80	4.3%
drupal_html_class	0	N/A%	-2	-28.6%	-1	-5.9%	4	25.0%	1,280	69.0%
Drupal\Component\Utility\String::checkPlain	0	N/A%	-1	-14.3%	1	5.9%	0	0.0%	0	0.0%
array_combine	0	N/A%	0	0.0%	-3	-17.6%	0	0.0%	0	0.0%
is_string	0	N/A%	0	0.0%	-5	-29.4%	0	0.0%	0	0.0%