XHProf: Hierarchical Profiler Report

Diff Report: Run #539205a48c548: XHProf Run (Namespace=drupal-perf-drupalcon)
vs.
Run #539206aca7ae8: XHProf Run (Namespace=drupal-perf-drupalcon)
Tip: Click a function name below to drill down.

Regression/Improvement summary for drupal_prepare_page

drupal_prepare_page	Run #539205a48c548	Run #539206aca7ae8	Diff	Diff%
Number of Function Calls	1	1	0	0.0%
Incl. Wall Time (microsec)	34,823	34,475	-348	-1.0%
Incl. Wall Time (microsec) per call	34,823	34,475	-348	-1.0%
Excl. Wall Time (microsec)	123	123	0	0.0%
Incl. CPU (microsecs)	30,984	30,222	-762	-2.5%
Incl. CPU (microsecs) per call	30,984	30,222	-762	-2.5%
Excl. CPU (microsec)	80	85	5	6.2%
Incl. MemUse (bytes)	851,076	850,900	-176	-0.0%
Incl. MemUse (bytes) per call	851,076	850,900	-176	-0.0%
Excl. MemUse (bytes)	3,064	3,060	-4	-0.1%
Incl. PeakMemUse (bytes)	561,632	560,820	-812	-0.1%
Incl. PeakMemUse (bytes) per call	561,632	560,820	-812	-0.1%
Excl. PeakMemUse (bytes)	1,424	1,464	40	2.8%

Parent/Child Regression/Improvement report for drupal_prepare_page [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_prepare_page	0	N/A%	-348	-7.6%	-762	-20.2%	-176	-0.2%	-812	-0.8%
Exclusive Metrics Diff for Current Function			0	0.0%	5	0.7%	-4	-2.3%	40	4.9%
*Parent function*
Drupal\Core\Page\DefaultHtmlFragmentRenderer::render	0	N/A%	-348	-100.0%	-762	-100.0%	-176	-100.0%	-812	-100.0%
*Child functions*
block_page_build	0	N/A%	-567	-162.9%	-488	-64.0%	-180	-102.3%	-504	-62.1%
menu_main_menu	0	N/A%	217	62.4%	152	19.9%	0	0.0%	20	2.5%
update_page_build	0	N/A%	63	18.1%	-300	-39.4%	0	0.0%	124	15.3%
toolbar_page_build	0	N/A%	-58	-16.7%	-59	-7.7%	0	0.0%	0	0.0%
menu_secondary_menu	0	N/A%	53	15.2%	-70	-9.2%	0	0.0%	-112	-13.8%
theme_get_setting	0	N/A%	-44	-12.6%	13	1.7%	0	0.0%	-340	-41.9%
contextual_page_build	0	N/A%	-25	-7.2%	-26	-3.4%	0	0.0%	-80	-9.9%
Drupal\Core\Extension\ModuleHandler::alter	0	N/A%	-12	-3.4%	-11	-1.4%	0	0.0%	108	13.3%
quickedit_page_build	0	N/A%	6	1.7%	6	0.8%	0	0.0%	0	0.0%
_menu_get_links_source	0	N/A%	4	1.1%	4	0.5%	0	0.0%	0	0.0%
Drupal\Core\Extension\ModuleHandler::getImplementations	0	N/A%	4	1.1%	3	0.4%	8	4.5%	0	0.0%
system_page_build	0	N/A%	3	0.9%	4	0.5%	0	0.0%	-40	-4.9%
element_info	0	N/A%	3	0.9%	2	0.3%	0	0.0%	0	0.0%
drupal_static	0	N/A%	2	0.6%	2	0.3%	0	0.0%	0	0.0%
drupal_set_page_content	0	N/A%	2	0.6%	4	0.5%	0	0.0%	0	0.0%
is_array	0	N/A%	1	0.3%	0	0.0%	0	0.0%	0	0.0%
user_page_build	0	N/A%	-1	-0.3%	-2	-0.3%	0	0.0%	-28	-3.4%
Drupal::moduleHandler	0	N/A%	1	0.3%	0	0.0%	0	0.0%	0	0.0%
filter_page_build	0	N/A%	0	0.0%	0	0.0%	0	0.0%	0	0.0%
count	0	N/A%	0	0.0%	-1	-0.1%	0	0.0%	0	0.0%
is_string	0	N/A%	0	0.0%	0	0.0%	0	0.0%	0	0.0%