XHProf: Hierarchical Profiler Report

Diff Report: Run #53923d861ff11: XHProf Run (Namespace=drupal-perf-drupalcon)
vs.
Run #53923e49d2b58: XHProf Run (Namespace=drupal-perf-drupalcon)
Tip: Click a function name below to drill down.

Regression/Improvement summary for drupal_render

drupal_render	Run #53923d861ff11	Run #53923e49d2b58	Diff	Diff%
Number of Function Calls	8	8	0	0.0%
Incl. Wall Time (microsec)	746,777	743,882	-2,895	-0.4%
Incl. Wall Time (microsec) per call	93,347	92,985	-362	-0.4%
Excl. Wall Time (microsec)	330	327	-3	-0.9%
Incl. CPU (microsecs)	693,246	690,858	-2,388	-0.3%
Incl. CPU (microsecs) per call	86,656	86,357	-299	-0.3%
Excl. CPU (microsec)	282	285	3	1.1%
Incl. MemUse (bytes)	7,870,304	7,870,444	140	0.0%
Incl. MemUse (bytes) per call	983,788	983,806	18	0.0%
Excl. MemUse (bytes)	85,404	85,456	52	0.1%
Incl. PeakMemUse (bytes)	7,974,928	7,973,868	-1,060	-0.0%
Incl. PeakMemUse (bytes) per call	996,866	996,734	-133	-0.0%
Excl. PeakMemUse (bytes)	32,744	32,816	72	0.2%

Parent/Child Regression/Improvement report for drupal_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_render	0	N/A%	-2,895	-184.9%	-2,388	-218.7%	140	16.1%	-1,060	-152.3%
Exclusive Metrics Diff for Current Function			-3	-0.1%	3	0.1%	52	37.1%	72	6.8%
*Parent functions*
Drupal\Core\Controller\HtmlControllerBase::drupalRender	0	N/A%	-2,388	-82.5%	-1,566	-65.6%	-364	-260.0%	-1,384	-130.6%
Drupal\Core\Page\DefaultHtmlFragmentRenderer::render	0	N/A%	-648	-22.4%	-1,074	-45.0%	1,936	1382.9%	1,228	115.8%
Drupal\Core\Page\DefaultHtmlPageRenderer::render	0	N/A%	182	6.3%	246	10.3%	144	102.9%	924	87.2%
_drupal_theme_initialize	0	N/A%	-27	-0.9%	-25	-1.0%	0	0.0%	0	0.0%
Drupal\Core\Entity\Controller\EntityViewController::view	0	N/A%	-14	-0.5%	31	1.3%	-1,576	-1125.7%	-1,828	-172.5%
*Child functions*
_theme	0	N/A%	-2,203	-76.1%	-1,817	-76.1%	432	308.6%	-116	-10.9%
drupal_render@1	0	N/A%	-1,387	-47.9%	-888	-37.2%	-320	-228.6%	-11,948	-1127.2%
drupal_render_collect_post_render_cache	0	N/A%	918	31.7%	822	34.4%	0	0.0%	0	0.0%
_drupal_render_process_post_render_cache	0	N/A%	-405	-14.0%	-401	-16.8%	-24	-17.1%	10,472	987.9%
drupal_process_attached	0	N/A%	149	5.1%	-138	-5.8%	4	2.9%	456	43.0%
drupal_render_collect_cache_tags	0	N/A%	55	1.9%	51	2.1%	-8	-5.7%	0	0.0%
call_user_func@1	0	N/A%	-14	-0.5%	-14	-0.6%	0	0.0%	0	0.0%
Symfony\Component\ClassLoader\ApcClassLoader::loadClass	0	N/A%	-11	-0.4%	-13	-0.5%	0	0.0%	0	0.0%
element_info	0	N/A%	4	0.1%	5	0.2%	0	0.0%	0	0.0%
Drupal\Core\Render\Element::children	0	N/A%	4	0.1%	4	0.2%	4	2.9%	4	0.4%
drupal_render_cache_get	0	N/A%	-3	-0.1%	-3	-0.1%	0	0.0%	0	0.0%
drupal_render_cache_set	0	N/A%	1	0.0%	2	0.1%	0	0.0%	0	0.0%
is_string	0	N/A%	0	0.0%	-1	-0.0%	0	0.0%	0	0.0%