XHProf: Hierarchical Profiler Report

Diff Report: Run #51ec491641923: XHProf Run (Namespace=drupal-perf-drupalcon)
vs.
Run #51ec485525502: XHProf Run (Namespace=drupal-perf-drupalcon)
Tip: Click a function name below to drill down.

Regression/Improvement summary for drupal_alter

drupal_alter	Run #51ec491641923	Run #51ec485525502	Diff	Diff%
Number of Function Calls	128	128	0	0.0%
Incl. Wall Time (microsec)	6,206	6,200	-6	-0.1%
Incl. Wall Time (microsec) per call	48	48	-0	-0.1%
Excl. Wall Time (microsec)	605	598	-7	-1.2%
Incl. CPU (microsecs)	6,336	6,322	-14	-0.2%
Incl. CPU (microsecs) per call	50	49	-0	-0.2%
Excl. CPU (microsec)	523	514	-9	-1.7%
Incl. MemUse (bytes)	118,184	118,184	0	0.0%
Incl. MemUse (bytes) per call	923	923	0	0.0%
Excl. MemUse (bytes)	10,048	10,048	0	0.0%
Incl. PeakMemUse (bytes)	133,984	133,952	-32	-0.0%
Incl. PeakMemUse (bytes) per call	1,047	1,047	-0	-0.0%
Excl. PeakMemUse (bytes)	7,104	6,960	-144	-2.0%

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%	-6	-0.4%	-14	-0.8%	0	0.0%	-32	-0.0%
Exclusive Metrics Diff for Current Function			-7	-116.7%	-9	-64.3%	0	N/A%	-144	-450.0%
*Parent functions*
Drupal\Core\Database\Query\Select::preExecute	0	N/A%	-78	-1300.0%	-75	-535.7%	0	N/A%	-480	-1500.0%
drupal_prepare_form	0	N/A%	70	1166.7%	71	507.1%	0	N/A%	0	0.0%
Drupal\block\BlockRenderController::viewMultiple	0	N/A%	7	116.7%	4	28.6%	0	N/A%	0	0.0%
file_create_url	0	N/A%	-7	-116.7%	-14	-100.0%	0	N/A%	0	0.0%
file_get_stream_wrappers	0	N/A%	5	83.3%	6	42.9%	0	N/A%	0	0.0%
_menu_link_translate	0	N/A%	-4	-66.7%	-5	-35.7%	0	N/A%	0	0.0%
drupal_get_css	0	N/A%	-4	-66.7%	-5	-35.7%	0	N/A%	448	1400.0%
Drupal\Core\Entity\EntityRenderController::viewMultiple	0	N/A%	3	50.0%	4	28.6%	0	N/A%	0	0.0%
drupal_get_library	0	N/A%	-3	-50.0%	-5	-35.7%	0	N/A%	0	0.0%
_template_preprocess_default_variables	0	N/A%	2	33.3%	2	14.3%	0	N/A%	0	0.0%
element_info	0	N/A%	2	33.3%	3	21.4%	0	N/A%	0	0.0%
field_attach_view	0	N/A%	1	16.7%	0	0.0%	0	N/A%	0	0.0%
field_language	0	N/A%	1	16.7%	1	7.1%	0	N/A%	0	0.0%
field_attach_preprocess	0	N/A%	-1	-16.7%	0	0.0%	0	N/A%	0	0.0%
path_get_admin_paths	0	N/A%	0	0.0%	-1	-7.1%	0	N/A%	0	0.0%
drupal_get_js	0	N/A%	0	0.0%	1	7.1%	0	N/A%	0	0.0%
drupal_get_html_head	0	N/A%	0	0.0%	-1	-7.1%	0	N/A%	0	0.0%
toolbar_pre_render	0	N/A%	0	0.0%	0	0.0%	0	N/A%	0	0.0%
drupal_render_page	0	N/A%	0	0.0%	0	0.0%	0	N/A%	0	0.0%
menu_get_item	0	N/A%	0	0.0%	0	0.0%	0	N/A%	0	0.0%
*Child functions*
Drupal::moduleHandler	0	N/A%	3	50.0%	-3	-21.4%	0	N/A%	-272	-850.0%
Drupal\Core\Extension\ModuleHandler::alter	0	N/A%	-2	-33.3%	-2	-14.3%	0	N/A%	384	1200.0%