XHProf: Hierarchical Profiler Report

Diff Report: Run #534ad8dec7444: XHProf Run (Namespace=drupal-perf-drupalcon)
vs.
Run #534ad9c94e95b: XHProf Run (Namespace=drupal-perf-drupalcon)
Tip: Click a function name below to drill down.

Regression/Improvement summary for _theme@3

_theme@3	Run #534ad8dec7444	Run #534ad9c94e95b	Diff	Diff%
Number of Function Calls	3	3	0	0.0%
Incl. Wall Time (microsec)	2,670	2,918	248	9.3%
Incl. Wall Time (microsec) per call	890	973	83	9.3%
Excl. Wall Time (microsec)	171	329	158	92.4%
Incl. CPU (microsecs)	2,675	2,911	236	8.8%
Incl. CPU (microsecs) per call	892	970	79	8.8%
Excl. CPU (microsec)	134	250	116	86.6%
Incl. MemUse (bytes)	56,724	47,192	-9,532	-16.8%
Incl. MemUse (bytes) per call	18,908	15,731	-3,177	-16.8%
Excl. MemUse (bytes)	2,284	-1,932	-4,216	-184.6%
Incl. PeakMemUse (bytes)	89,856	159,780	69,924	77.8%
Incl. PeakMemUse (bytes) per call	29,952	53,260	23,308	77.8%
Excl. PeakMemUse (bytes)	2,860	2,944	84	2.9%

Parent/Child Regression/Improvement report for _theme@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*
_theme@3	0	0.0%	248	15.0%	236	47.3%	-9,532	-40.1%	69,924	287.8%
Exclusive Metrics Diff for Current Function			158	63.7%	116	49.2%	-4,216	-44.2%	84	0.1%
*Parent functions*
drupal_render@5	0	N/A%	554	223.4%	542	229.7%	23,932	251.1%	36,884	52.7%
drupal_render@6	0	N/A%	-306	-123.4%	-306	-129.7%	-33,464	-351.1%	33,040	47.3%
*Child functions*
theme_form_element_label	-3	-12.5%	-2,210	-891.1%	-2,212	-937.3%	-49,152	-515.7%	-81,392	-116.4%
twig_render_template@3	3	12.5%	1,713	690.7%	1,719	728.4%	35,812	375.7%	136,128	194.7%
template_preprocess_form_element_label	3	12.5%	369	148.8%	373	158.1%	3,360	35.2%	13,868	19.8%
Drupal\Core\Template\Attribute::__construct	3	12.5%	108	43.5%	111	47.0%	1,488	15.6%	0	0.0%
template_preprocess	3	12.5%	34	13.7%	38	16.1%	2,136	22.4%	1,168	1.7%
Drupal\Core\Extension\ModuleHandler::alter	0	0.0%	22	8.9%	12	5.1%	0	0.0%	-44	-0.1%
contextual_preprocess	3	12.5%	21	8.5%	22	9.3%	432	4.5%	0	0.0%
function_exists	6	25.0%	12	4.8%	22	9.3%	0	0.0%	48	0.1%
Drupal\Core\Template\Attribute::__clone	6	25.0%	9	3.6%	18	7.6%	608	6.4%	64	0.1%
Drupal::moduleHandler	0	0.0%	4	1.6%	2	0.8%	0	0.0%	0	0.0%
Drupal\Core\Extension\ModuleHandler::invokeAll	0	0.0%	3	1.2%	2	0.8%	0	0.0%	0	0.0%
Drupal::service	0	0.0%	2	0.8%	1	0.4%	0	0.0%	0	0.0%
Drupal\Core\Theme\Registry::getRuntime	0	0.0%	1	0.4%	1	0.4%	0	0.0%	0	0.0%
Drupal\Core\Utility\ThemeRegistry::get	0	0.0%	1	0.4%	0	0.0%	0	0.0%	0	0.0%
array_reverse	0	0.0%	1	0.4%	4	1.7%	0	0.0%	0	0.0%
Drupal\Core\Extension\ModuleHandler::isLoaded	0	0.0%	0	0.0%	0	0.0%	0	0.0%	0	0.0%
Drupal\Core\Utility\ThemeRegistry::has	0	0.0%	0	0.0%	7	3.0%	0	0.0%	0	0.0%
is_array	0	0.0%	0	0.0%	0	0.0%	0	0.0%	0	0.0%