Diff Report
Run #539201f8938f4: XHProf Run (Namespace=drupal-perf-drupalcon)
vs.
Run #5392041970f3f: XHProf Run (Namespace=drupal-perf-drupalcon)
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Regression/Improvement summary for Drupal\Core\Extension\ModuleHandler::alter

Drupal\Core\Extension\ModuleHandler::alterRun #539201f8938f4Run #5392041970f3fDiffDiff%
Number of Function Calls198 199 1 0.5%
Incl. Wall Time (microsec)16,004 15,980 -24 -0.1%
Incl. Wall Time (microsec) per call 81 80 -1 -0.7%
Excl. Wall Time (microsec)3,188 3,238 50 1.6%
Incl. CPU (microsecs)14,029 14,225 196 1.4%
Incl. CPU (microsecs) per call 71 71 1 0.9%
Excl. CPU (microsec)2,685 2,741 56 2.1%
Incl. MemUse (bytes)397,976 397,952 -24 -0.0%
Incl. MemUse (bytes) per call 2,010 2,000 -10 -0.5%
Excl. MemUse (bytes)-20,544 -20,560 -16 -0.1%
Incl. PeakMemUse (bytes)395,816 396,172 356 0.1%
Incl. PeakMemUse (bytes) per call 1,999 1,991 -8 -0.4%
Excl. PeakMemUse (bytes)23,648 23,624 -24 -0.1%

Parent/Child Regression/Improvement report for Drupal\Core\Extension\ModuleHandler::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\Core\Extension\ModuleHandler::alter1 50.0% -24 -1.6% 196 7.3% -24 -0.0% 356 0.6%
Exclusive Metrics Diff for Current Function50 208.3% 56 28.6% -16 -66.7% -24 -6.7%
Parent functions
drupal_get_css0 0.0% 68 283.3% 66 33.7% 0 0.0% 0 0.0%
_drupal_add_library0 0.0% -64 -266.7% 15 7.7% 0 0.0% 108 30.3%
drupal_get_js0 0.0% -40 -166.7% -50 -25.5% 0 0.0% 372 104.5%
Drupal\node\NodeViewBuilder::renderLinks0 0.0% -28 -116.7% -29 -14.8% 0 0.0% 0 0.0%
Drupal\Core\Entity\EntityViewBuilder::viewMultiple0 0.0% -27 -112.5% 145 74.0% 0 0.0% 0 0.0%
_theme@30 0.0% 23 95.8% 24 12.2% -4 -16.7% -60 -16.9%
drupal_prepare_page0 0.0% 21 87.5% 21 10.7% 0 0.0% 0 0.0%
_theme@20 0.0% 21 87.5% 15 7.7% 0 0.0% 0 0.0%
Drupal\Core\Entity\EntityViewBuilder::buildMultiple0 0.0% -20 -83.3% -21 -10.7% 0 0.0% 0 0.0%
l0 0.0% 11 45.8% 5 2.6% 0 0.0% 0 0.0%
Drupal\user\Entity\User::getUsername0 0.0% 8 33.3% 9 4.6% 0 0.0% 0 0.0%
Drupal\Core\Form\FormBuilder::prepareForm0 0.0% -7 -29.2% -9 -4.6% 0 0.0% 0 0.0%
_template_preprocess_default_variables0 0.0% -7 -29.2% -7 -3.6% 0 0.0% -24 -6.7%
file_create_url1 100.0% 6 25.0% 8 4.1% 0 0.0% 76 21.3%
Drupal\Core\Database\Query\Select::preExecute0 0.0% -5 -20.8% -4 -2.0% 0 0.0% 4 1.1%
_theme@10 0.0% 5 20.8% 2 1.0% 0 0.0% 0 0.0%
Drupal\entity\Entity\EntityViewDisplay::collectRenderDisplays0 0.0% 4 16.7% 0 0.0% 0 0.0% 0 0.0%
_menu_link_translate0 0.0% 3 12.5% 2 1.0% -8 -33.3% 0 0.0%
Drupal\Core\Utility\LinkGenerator::generateFromUrl0 0.0% 2 8.3% 3 1.5% 0 0.0% 0 0.0%
Drupal\Core\Entity\EntityViewBuilder::getBuildDefaults0 0.0% 2 8.3% 3 1.5% 0 0.0% 0 0.0%
Drupal\block\BlockViewBuilder::viewMultiple0 0.0% -2 -8.3% -4 -2.0% 0 0.0% -120 -33.7%
drupal_get_html_head0 0.0% 1 4.2% 2 1.0% -12 -50.0% 0 0.0%
Drupal\entity\Entity\EntityViewDisplay::buildMultiple0 0.0% 1 4.2% -1 -0.5% 0 0.0% 0 0.0%
_theme0 0.0% -1 -4.2% -1 -0.5% 0 0.0% 0 0.0%
file_get_stream_wrappers0 0.0% 1 4.2% 1 0.5% 0 0.0% 0 0.0%
_drupal_add_library@40 0.0% 0 0.0% 3 1.5% 0 0.0% 0 0.0%
Drupal\Core\Breadcrumb\BreadcrumbManager::build0 0.0% 0 0.0% 0 0.0% 0 0.0% 0 0.0%
menu_local_tasks0 0.0% 0 0.0% 0 0.0% 0 0.0% 0 0.0%
toolbar_pre_render0 0.0% 0 0.0% 0 0.0% 0 0.0% 0 0.0%
Drupal\Core\Session\UserSession::getUsername0 0.0% 0 0.0% 2 1.0% 0 0.0% 0 0.0%
Drupal\Core\Render\ElementInfo::buildInfo0 0.0% 0 0.0% -1 -0.5% 0 0.0% 0 0.0%
Drupal\Core\Entity\EntityAccessController::fieldAccess0 0.0% 0 0.0% -1 -0.5% 0 0.0% 0 0.0%
_drupal_add_library@10 0.0% 0 0.0% -3 -1.5% 0 0.0% 0 0.0%
_drupal_add_library@20 0.0% 0 0.0% 3 1.5% 0 0.0% 0 0.0%
_drupal_add_library@30 0.0% 0 0.0% -2 -1.0% 0 0.0% 0 0.0%
Child functions
color_css_alter0 0.0% 69 287.5% 67 34.2% 0 0.0% 0 0.0%
quickedit_library_alter0 0.0% -62 -258.3% 9 4.6% 0 0.0% 108 30.3%
user_js_alter0 0.0% -39 -162.5% -50 -25.5% 0 0.0% 372 104.5%
comment_node_links_alter0 0.0% -25 -104.2% -25 -12.8% 0 0.0% 0 0.0%
array_keys0 0.0% -16 -66.7% -16 -8.2% 0 0.0% 0 0.0%
comment_entity_build_defaults_alter0 0.0% -15 -62.5% 158 80.6% 0 0.0% 0 0.0%
array_merge0 0.0% 10 41.7% -6 -3.1% 0 0.0% 0 0.0%
function_exists0 0.0% 8 33.3% 19 9.7% 0 0.0% -32 -9.0%
is_array1 100.0% -7 -29.2% -26 -13.3% 0 0.0% 0 0.0%
system_page_alter0 0.0% 6 25.0% 4 2.0% 0 0.0% 0 0.0%
user_template_preprocess_default_variables_alter0 0.0% -6 -25.0% -5 -2.6% 0 0.0% -24 -6.7%
array_intersect0 0.0% -4 -16.7% -5 -2.6% 0 0.0% 0 0.0%
implode0 0.0% 4 16.7% 10 5.1% 0 0.0% 0 0.0%
Drupal\Core\Extension\ModuleHandler::getImplementations0 0.0% 4 16.7% 4 2.0% 0 0.0% 0 0.0%
views_page_alter0 0.0% 3 12.5% 3 1.5% 0 0.0% 0 0.0%
user_translated_menu_link_alter0 0.0% 3 12.5% 0 0.0% -8 -33.3% 0 0.0%
Drupal\Core\Extension\ModuleHandler::alter@10 0.0% -3 -12.5% -4 -2.0% 0 0.0% 0 0.0%
menu_ui_block_view_system_menu_block_alter0 0.0% 3 12.5% 3 1.5% 0 0.0% 0 0.0%
array_diff0 0.0% -2 -8.3% 2 1.0% 0 0.0% -44 -12.4%
history_node_view_alter0 0.0% -2 -8.3% -1 -0.5% 0 0.0% 0 0.0%
comment_node_view_alter0 0.0% -1 -4.2% -1 -0.5% 0 0.0% 0 0.0%
views_theme_suggestions_node_alter0 0.0% -1 -4.2% -4 -2.0% 0 0.0% 0 0.0%
quickedit_entity_view_alter0 0.0% -1 -4.2% -4 -2.0% 0 0.0% 0 0.0%
array_fill_keys0 0.0% 0 0.0% -3 -1.5% 0 0.0% 0 0.0%
array_shift0 0.0% 0 0.0% 9 4.6% 0 0.0% 0 0.0%
menu_link_system_breadcrumb_alter0 0.0% 0 0.0% 0 0.0% 0 0.0% 0 0.0%
node_entity_view_display_alter0 0.0% 0 0.0% 0 0.0% 0 0.0% 0 0.0%
search_form_search_block_form_alter0 0.0% 0 0.0% 1 0.5% 0 0.0% 0 0.0%
system_block_view_system_main_block_alter0 0.0% 0 0.0% 1 0.5% 0 0.0% 0 0.0%