XHProf: Hierarchical Profiler Report

Diff Report: Run #53920c043e98b: XHProf Run (Namespace=drupal-perf-drupalcon)
vs.
Run #53920b950c201: XHProf Run (Namespace=drupal-perf-drupalcon)
Tip: Click a function name below to drill down.

Regression/Improvement summary for drupal_render@3

drupal_render@3	Run #53920c043e98b	Run #53920b950c201	Diff	Diff%
Number of Function Calls	18	21	3	16.7%
Incl. Wall Time (microsec)	34,061	33,801	-260	-0.8%
Incl. Wall Time (microsec) per call	1,892	1,610	-283	-14.9%
Excl. Wall Time (microsec)	542	601	59	10.9%
Incl. CPU (microsecs)	30,594	30,523	-71	-0.2%
Incl. CPU (microsecs) per call	1,700	1,453	-246	-14.5%
Excl. CPU (microsec)	478	502	24	5.0%
Incl. MemUse (bytes)	327,540	321,148	-6,392	-2.0%
Incl. MemUse (bytes) per call	18,197	15,293	-2,904	-16.0%
Excl. MemUse (bytes)	22,360	18,188	-4,172	-18.7%
Incl. PeakMemUse (bytes)	375,972	379,600	3,628	1.0%
Incl. PeakMemUse (bytes) per call	20,887	18,076	-2,811	-13.5%
Excl. PeakMemUse (bytes)	5,852	6,832	980	16.7%

Parent/Child Regression/Improvement report for drupal_render@3 [View Callgraph Diff]

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_render@3	3	15.8%	-260	-72.6%	-71	-38.0%	-6,392	-61.4%	3,628	34.9%
Exclusive Metrics Diff for Current Function			59	22.7%	24	33.8%	-4,172	-65.3%	980	27.0%
*Parent functions*
drupal_render_children	4	133.3%	2,643	1016.5%	2,646	3726.8%	30,720	480.6%	38,864	1071.2%
render	-1	-33.3%	-2,395	-921.2%	-2,397	-3376.1%	-36,016	-563.5%	-34,680	-955.9%
render@1	0	0.0%	-646	-248.5%	-442	-622.5%	-456	-7.1%	-636	-17.5%
drupal_render@2	0	0.0%	95	36.5%	80	112.7%	-40	-0.6%	80	2.2%
drupal_get_js	0	0.0%	43	16.5%	42	59.2%	-600	-9.4%	0	0.0%
*Child functions*
drupal_render@4	-4	-25.0%	-2,920	-1123.1%	-2,424	-3414.1%	-25,652	-401.3%	-32,120	-885.3%
_theme@1	3	18.8%	1,407	541.2%	1,406	1980.3%	12,296	192.4%	24,388	672.2%
drupal_process_attached	0	0.0%	631	242.7%	630	887.3%	3,984	62.3%	6,528	179.9%
call_user_func@1	0	0.0%	285	109.6%	-19	-26.8%	-8	-0.1%	-1,800	-49.6%
call_user_func	2	12.5%	137	52.7%	139	195.8%	6,936	108.5%	4,032	111.1%
drupal_render_cache_set	3	18.8%	114	43.8%	120	169.0%	0	0.0%	388	10.7%
drupal_render_collect_cache_tags	3	18.8%	73	28.1%	78	109.9%	228	3.6%	336	9.3%
_theme@2	0	0.0%	-66	-25.4%	-60	-84.5%	0	0.0%	-4	-0.1%
drupal_render_collect_post_render_cache	3	18.8%	66	25.4%	67	94.4%	228	3.6%	240	6.6%
Drupal\Core\Render\Element::children	2	12.5%	-60	-23.1%	-50	-70.4%	-232	-3.6%	392	10.8%
drupal_render_cache_get	0	0.0%	7	2.7%	6	8.5%	0	0.0%	0	0.0%
_drupal_render_process_post_render_cache	3	18.8%	3	1.2%	8	11.3%	0	0.0%	268	7.4%
element_info	0	0.0%	3	1.2%	3	4.2%	0	0.0%	0	0.0%
is_string	1	6.2%	1	0.4%	1	1.4%	0	0.0%	0	0.0%