XHProf: Hierarchical Profiler Report

Diff Report: Run #51ec3b81ad265: XHProf Run (Namespace=drupal-perf-drupalcon)
vs.
Run #51ec3c5ab9ae4: XHProf Run (Namespace=drupal-perf-drupalcon)
Tip: Click a function name below to drill down.

Regression/Improvement summary for theme

theme	Run #51ec3b81ad265	Run #51ec3c5ab9ae4	Diff	Diff%
Number of Function Calls	3	3	0	0.0%
Incl. Wall Time (microsec)	110,992	112,366	1,374	1.2%
Incl. Wall Time (microsec) per call	36,997	37,455	458	1.2%
Excl. Wall Time (microsec)	277	284	7	2.5%
Incl. CPU (microsecs)	107,105	108,600	1,495	1.4%
Incl. CPU (microsecs) per call	35,702	36,200	498	1.4%
Excl. CPU (microsec)	218	224	6	2.8%
Incl. MemUse (bytes)	3,503,176	3,540,784	37,608	1.1%
Incl. MemUse (bytes) per call	1,167,725	1,180,261	12,536	1.1%
Excl. MemUse (bytes)	-86,040	-86,016	24	0.0%
Incl. PeakMemUse (bytes)	3,912,896	3,951,024	38,128	1.0%
Incl. PeakMemUse (bytes) per call	1,304,299	1,317,008	12,709	1.0%
Excl. PeakMemUse (bytes)	4,864	4,864	0	0.0%

Parent/Child Regression/Improvement report for theme [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	0	N/A%	1,374	367.4%	1,495	141.2%	37,608	101.5%	38,128	101.8%
Exclusive Metrics Diff for Current Function			7	0.5%	6	0.4%	24	0.1%	0	0.0%
*Parent functions*
drupal_render	0	N/A%	1,347	98.0%	1,499	100.3%	36,712	97.6%	37,296	97.8%
Drupal\system\Plugin\Block\SystemPoweredByBlock::build	0	N/A%	27	2.0%	-4	-0.3%	896	2.4%	832	2.2%
*Child functions*
twig_render_template	0	N/A%	1,318	95.9%	1,320	88.3%	36,728	97.7%	37,840	99.2%
color_preprocess_page	0	N/A%	-187	-13.6%	-82	-5.5%	0	0.0%	0	0.0%
template_preprocess_page	0	N/A%	176	12.8%	97	6.5%	16	0.0%	-48	-0.1%
template_preprocess	0	N/A%	37	2.7%	37	2.5%	0	0.0%	0	0.0%
template_preprocess_html	0	N/A%	-34	-2.5%	46	3.1%	-40	-0.1%	-544	-1.4%
theme_get_registry	0	N/A%	30	2.2%	-3	-0.2%	896	2.4%	1,000	2.6%
shortcut_preprocess_page	0	N/A%	25	1.8%	72	4.8%	8	0.0%	24	0.1%
tour_preprocess_page	0	N/A%	3	0.2%	5	0.3%	-24	-0.1%	24	0.1%
contextual_preprocess	0	N/A%	-3	-0.2%	-4	-0.3%	0	0.0%	0	0.0%
theme_system_powered_by	0	N/A%	-1	-0.1%	-1	-0.1%	0	0.0%	-168	-0.4%
Drupal::moduleHandler	0	N/A%	1	0.1%	-1	-0.1%	0	0.0%	0	0.0%
rdf_preprocess_html	0	N/A%	1	0.1%	0	0.0%	0	0.0%	0	0.0%
views_preprocess_html	0	N/A%	1	0.1%	0	0.0%	0	0.0%	0	0.0%
is_array	0	N/A%	0	0.0%	0	0.0%	0	0.0%	0	0.0%
Drupal\Core\Extension\ModuleHandler::isLoaded	0	N/A%	0	0.0%	-3	-0.2%	0	0.0%	0	0.0%
overlay_preprocess_html	0	N/A%	0	0.0%	0	0.0%	0	0.0%	0	0.0%
Drupal\Core\Template\Attribute::__clone	0	N/A%	0	0.0%	5	0.3%	0	0.0%	0	0.0%
array_reverse	0	N/A%	0	0.0%	-1	-0.1%	0	0.0%	0	0.0%
function_exists	0	N/A%	0	0.0%	4	0.3%	0	0.0%	0	0.0%
overlay_preprocess_page	0	N/A%	0	0.0%	0	0.0%	0	0.0%	0	0.0%
Drupal\Core\Utility\ThemeRegistry::offsetGet	0	N/A%	0	0.0%	1	0.1%	0	0.0%	0	0.0%
Drupal\Core\Utility\ThemeRegistry::offsetExists	0	N/A%	0	0.0%	-1	-0.1%	0	0.0%	0	0.0%
Drupal\Core\Template\Attribute::__construct	0	N/A%	0	0.0%	-2	-0.1%	0	0.0%	0	0.0%