XHProf: Hierarchical Profiler Report

Diff Report: Run #51f5bbaa8fc1d: XHProf Run (Namespace=drupal-perf-cottser)
vs.
Run #51f5bb078e5a7: XHProf Run (Namespace=drupal-perf-cottser)
Tip: Click a function name below to drill down.

Regression/Improvement summary for drupal_alter

drupal_alter	Run #51f5bbaa8fc1d	Run #51f5bb078e5a7	Diff	Diff%
Number of Function Calls	143	143	0	0.0%
Incl. Wall Time (microsec)	6,956	7,069	113	1.6%
Incl. Wall Time (microsec) per call	49	49	1	1.6%
Excl. Wall Time (microsec)	717	721	4	0.6%
Incl. CPU (microsecs)	6,899	6,928	29	0.4%
Incl. CPU (microsecs) per call	48	48	0	0.4%
Excl. CPU (microsec)	590	627	37	6.3%
Incl. MemUse (bytes)	139,864	145,568	5,704	4.1%
Incl. MemUse (bytes) per call	978	1,018	40	4.1%
Excl. MemUse (bytes)	8,552	8,552	0	0.0%
Incl. PeakMemUse (bytes)	121,504	126,192	4,688	3.9%
Incl. PeakMemUse (bytes) per call	850	882	33	3.9%
Excl. PeakMemUse (bytes)	4,640	4,496	-144	-3.1%

Parent/Child Regression/Improvement report for drupal_alter [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_alter	0	N/A%	113	2.5%	29	0.7%	5,704	10.3%	4,688	8.2%
Exclusive Metrics Diff for Current Function			4	3.5%	37	127.6%	0	0.0%	-144	-3.1%
*Parent functions*
drupal_render_page	0	N/A%	83	73.5%	4	13.8%	0	0.0%	504	10.8%
Drupal\Core\Database\Query\Select::preExecute	0	N/A%	20	17.7%	15	51.7%	4,272	74.9%	4,456	95.1%
file_create_url	0	N/A%	16	14.2%	12	41.4%	1,088	19.1%	-80	-1.7%
drupal_get_js	0	N/A%	7	6.2%	5	17.2%	256	4.5%	0	0.0%
_menu_link_translate	0	N/A%	-6	-5.3%	-7	-24.1%	0	0.0%	-40	-0.9%
drupal_prepare_form	0	N/A%	6	5.3%	5	17.2%	0	0.0%	0	0.0%
field_attach_preprocess	0	N/A%	-5	-4.4%	-6	-20.7%	0	0.0%	32	0.7%
file_get_stream_wrappers	0	N/A%	4	3.5%	4	13.8%	24	0.4%	24	0.5%
field_language	0	N/A%	-4	-3.5%	-10	-34.5%	0	0.0%	0	0.0%
element_info	0	N/A%	-4	-3.5%	-3	-10.3%	-128	-2.2%	0	0.0%
field_attach_view	0	N/A%	-3	-2.7%	-2	-6.9%	0	0.0%	0	0.0%
_template_preprocess_default_variables	0	N/A%	-3	-2.7%	-3	-10.3%	0	0.0%	-1,960	-41.8%
drupal_get_library	0	N/A%	2	1.8%	2	6.9%	0	0.0%	0	0.0%
drupal_get_css	0	N/A%	-1	-0.9%	-1	-3.4%	0	0.0%	1,272	27.1%
drupal_get_html_head	0	N/A%	1	0.9%	1	3.4%	0	0.0%	40	0.9%
Drupal\Core\Entity\EntityRenderController::viewMultiple	0	N/A%	1	0.9%	10	34.5%	64	1.1%	440	9.4%
Drupal\block\BlockRenderController::viewMultiple	0	N/A%	-1	-0.9%	4	13.8%	128	2.2%	0	0.0%
menu_get_item	0	N/A%	0	0.0%	0	0.0%	0	0.0%	0	0.0%
path_get_admin_paths	0	N/A%	0	0.0%	-1	-3.4%	0	0.0%	0	0.0%
*Child functions*
Drupal\Core\Extension\ModuleHandler::alter	0	N/A%	134	118.6%	35	120.7%	5,704	100.0%	5,032	107.3%
Drupal::moduleHandler	0	N/A%	-25	-22.1%	-43	-148.3%	0	0.0%	-200	-4.3%