Diff Report
Run #51ec517fc2424: XHProf Run (Namespace=drupal-perf-drupalcon)
vs.
Run #51ec52a09990a: XHProf Run (Namespace=drupal-perf-drupalcon)
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Regression/Improvement summary for drupal_alter

drupal_alterRun #51ec517fc2424Run #51ec52a09990aDiffDiff%
Number of Function Calls135 135 0 0.0%
Incl. Wall Time (microsec)5,369 5,471 102 1.9%
Incl. Wall Time (microsec) per call 40 41 1 1.9%
Excl. Wall Time (microsec)637 656 19 3.0%
Incl. CPU (microsecs)5,504 5,596 92 1.7%
Incl. CPU (microsecs) per call 41 41 1 1.7%
Excl. CPU (microsec)548 570 22 4.0%
Incl. MemUse (bytes)114,360 114,248 -112 -0.1%
Incl. MemUse (bytes) per call 847 846 -1 -0.1%
Excl. MemUse (bytes)9,720 9,712 -8 -0.1%
Incl. PeakMemUse (bytes)101,736 104,208 2,472 2.4%
Incl. PeakMemUse (bytes) per call 754 772 18 2.4%
Excl. PeakMemUse (bytes)6,088 6,376 288 4.7%

Parent/Child Regression/Improvement report for drupal_alter [View Callgraph Diff]


Function NameCalls DiffCalls
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_alter0 N/A% 102 2.5% 92 2.2% -112 -0.5% 2,472 10.8%
Exclusive Metrics Diff for Current Function19 18.6% 22 23.9% -8 -7.1% 288 11.7%
Parent functions
file_create_url0 N/A% 45 44.1% 35 38.0% 0 0.0% 0 0.0%
_template_preprocess_default_variables0 N/A% 29 28.4% 29 31.5% -40 -35.7% 3,352 135.6%
drupal_render_page0 N/A% 29 28.4% 30 32.6% 0 0.0% 0 0.0%
Drupal\Core\Database\Query\Select::preExecute0 N/A% 25 24.5% 28 30.4% 0 0.0% 0 0.0%
Drupal\Core\Entity\EntityRenderController::viewMultiple0 N/A% -17 -16.7% -17 -18.5% -72 -64.3% -64 -2.6%
Drupal\block\BlockRenderController::viewMultiple0 N/A% -4 -3.9% -7 -7.6% 0 0.0% 0 0.0%
_menu_link_translate0 N/A% -4 -3.9% -5 -5.4% 0 0.0% 0 0.0%
field_attach_view0 N/A% -3 -2.9% -3 -3.3% 0 0.0% 0 0.0%
field_attach_preprocess0 N/A% 3 2.9% 1 1.1% 0 0.0% -224 -9.1%
drupal_get_library0 N/A% -2 -2.0% -4 -4.3% 0 0.0% 0 0.0%
drupal_get_css0 N/A% 2 2.0% 5 5.4% 0 0.0% 0 0.0%
element_info0 N/A% -2 -2.0% -3 -3.3% 0 0.0% -592 -23.9%
toolbar_pre_render0 N/A% 1 1.0% 2 2.2% 0 0.0% 0 0.0%
drupal_get_js0 N/A% 1 1.0% 2 2.2% 0 0.0% 0 0.0%
drupal_prepare_form0 N/A% 1 1.0% 1 1.1% 0 0.0% 0 0.0%
field_language0 N/A% -1 -1.0% -1 -1.1% 0 0.0% 0 0.0%
drupal_get_html_head0 N/A% -1 -1.0% 0 0.0% 0 0.0% 0 0.0%
menu_get_item0 N/A% 0 0.0% -1 -1.1% 0 0.0% 0 0.0%
file_get_stream_wrappers0 N/A% 0 0.0% 0 0.0% 0 0.0% 0 0.0%
path_get_admin_paths0 N/A% 0 0.0% 0 0.0% 0 0.0% 0 0.0%
Child functions
Drupal::moduleHandler0 N/A% 44 43.1% 40 43.5% 0 0.0% -480 -19.4%
Drupal\Core\Extension\ModuleHandler::alter0 N/A% 39 38.2% 30 32.6% -104 -92.9% 2,664 107.8%