XHProf: Hierarchical Profiler Report

Diff Report: Run #543bf339ee873: XHProf Run (Namespace=drupal-perf-dawehner)
vs.
Run #543bf51d41339: XHProf Run (Namespace=drupal-perf-dawehner)
Tip: Click a function name below to drill down.

Regression/Improvement summary for Drupal\Core\Render\Renderer::render

Drupal\Core\Render\Renderer::render	Run #543bf339ee873	Run #543bf51d41339	Diff	Diff%
Number of Function Calls		5	5	N/A%
Incl. Wall Time (microsec)		323,456	323,456	N/A%
Incl. Wall Time (microsec) per call	N/A	64,691	64,691	N/A%
Excl. Wall Time (microsec)		529	529	N/A%
Incl. CPU (microsecs)		320,412	320,412	N/A%
Incl. CPU (microsecs) per call	N/A	64,082	64,082	N/A%
Excl. CPU (microsec)		436	436	N/A%
Incl. MemUse (bytes)		12,733,000	12,733,000	N/A%
Incl. MemUse (bytes) per call	N/A	2,546,600	2,546,600	N/A%
Excl. MemUse (bytes)		16,296	16,296	N/A%
Incl. PeakMemUse (bytes)		12,873,136	12,873,136	N/A%
Incl. PeakMemUse (bytes) per call	N/A	2,574,627	2,574,627	N/A%
Excl. PeakMemUse (bytes)		4,736	4,736	N/A%

Parent/Child Regression/Improvement report for Drupal\Core\Render\Renderer::render [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\Core\Render\Renderer::render	5	7.0%	323,456	4345.2%	320,412	2996.2%	12,733,000	667.8%	12,873,136	675.1%
Exclusive Metrics Diff for Current Function			529	0.2%	436	0.1%	16,296	0.1%	4,736	0.0%
*Parent functions*
drupal_render	2	40.0%	244,872	75.7%	242,797	75.8%	9,905,376	77.8%	9,919,880	77.1%
Drupal\Core\Page\DefaultHtmlFragmentRenderer::render	3	60.0%	78,584	24.3%	77,615	24.2%	2,827,624	22.2%	2,953,256	22.9%
*Child functions*
Drupal\Core\Theme\ThemeManager::render	5	7.6%	128,161	39.6%	126,417	39.5%	4,745,192	37.3%	5,100,416	39.6%
Drupal\Core\Render\Renderer::processPostRenderCache	4	6.1%	109,096	33.7%	108,773	33.9%	1,863,736	14.6%	1,952,184	15.2%
call_user_func	3	4.5%	71,079	22.0%	70,229	21.9%	4,431,008	34.8%	4,380,848	34.0%
Drupal\Core\Render\ElementInfoManager::getInfo	1	1.5%	12,723	3.9%	12,608	3.9%	1,355,400	10.6%	1,398,024	10.9%
Drupal\Core\Render\Renderer::{closure}/242-250	4	6.1%	562	0.2%	568	0.2%	1,664	0.0%	0	0.0%
Drupal\Component\Utility\SafeMarkup::set	5	7.6%	381	0.1%	391	0.1%	297,328	2.3%	23,824	0.2%
Drupal\Core\Cache\Cache::mergeTags	4	6.1%	316	0.1%	322	0.1%	7,000	0.1%	0	0.0%
drupal_render_cache_set	4	6.1%	192	0.1%	200	0.1%	800	0.0%	0	0.0%
spl_autoload_call	2	3.0%	130	0.0%	131	0.0%	10,352	0.1%	9,664	0.1%
drupal_merge_attached	4	6.1%	84	0.0%	91	0.0%	2,256	0.0%	0	0.0%
Drupal\Core\Render\Element::children	4	6.1%	84	0.0%	88	0.0%	3,776	0.0%	1,784	0.0%
Drupal\Core\Render\Renderer::{closure}/252-267	4	6.1%	49	0.0%	57	0.0%	-8,544	-0.1%	0	0.0%
Drupal\Component\Utility\NestedArray::mergeDeep	4	6.1%	45	0.0%	52	0.0%	1,816	0.0%	0	0.0%
SplDoublyLinkedList::push	8	12.1%	11	0.0%	21	0.0%	1,184	0.0%	808	0.0%
is_string	5	7.6%	6	0.0%	12	0.0%	784	0.0%	136	0.0%
Drupal\Core\Render\Renderer::render@1	1	1.5%	4	0.0%	6	0.0%	2,536	0.0%	712	0.0%
SplDoublyLinkedList::pop	4	6.1%	4	0.0%	10	0.0%	416	0.0%	0	0.0%