Diff Report
Run #531ee5f3237b0: XHProf Run (Namespace=drupal-perf-cottser)
vs.
Run #531ee657ba49e: XHProf Run (Namespace=drupal-perf-cottser)
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Regression/Improvement summary for Drupal\Core\Extension\ModuleHandler::alter

Drupal\Core\Extension\ModuleHandler::alterRun #531ee5f3237b0Run #531ee657ba49eDiffDiff%
Number of Function Calls259 258 -1 -0.4%
Incl. Wall Time (microsec)4,419 4,387 -32 -0.7%
Incl. Wall Time (microsec) per call 17 17 -0 -0.3%
Excl. Wall Time (microsec)1,860 1,809 -51 -2.7%
Incl. CPU (microsecs)4,279 4,257 -22 -0.5%
Incl. CPU (microsecs) per call 17 17 -0 -0.1%
Excl. CPU (microsec)1,465 1,468 3 0.2%
Incl. MemUse (bytes)126,792 127,264 472 0.4%
Incl. MemUse (bytes) per call 490 493 4 0.8%
Excl. MemUse (bytes)6,696 6,744 48 0.7%
Incl. PeakMemUse (bytes)87,664 88,456 792 0.9%
Incl. PeakMemUse (bytes) per call 338 343 4 1.3%
Excl. PeakMemUse (bytes)16,872 17,152 280 1.7%

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::alter-1 -25.0% -32 -1.3% -22 -0.7% 472 0.6% 792 1.0%
Exclusive Metrics Diff for Current Function-51 -159.4% 3 13.6% 48 10.2% 280 35.4%
Parent functions
Drupal\Core\Database\Query\Select::preExecute0 0.0% -27 -84.4% -23 -104.5% 0 0.0% 0 0.0%
_theme@1-1 -100.0% -16 -50.0% -16 -72.7% 64 13.6% 1,112 140.4%
Drupal\Core\Form\FormBuilder::prepareForm0 0.0% 12 37.5% 12 54.5% 0 0.0% 0 0.0%
_theme@20 0.0% -6 -18.8% -9 -40.9% 0 0.0% -80 -10.1%
drupal_get_js0 0.0% 5 15.6% -4 -18.2% 0 0.0% 56 7.1%
drupal_add_library@10 0.0% 4 12.5% 6 27.3% 0 0.0% 0 0.0%
drupal_prepare_page0 0.0% -3 -9.4% -3 -13.6% 0 0.0% 0 0.0%
drupal_add_library@20 0.0% 3 9.4% 5 22.7% 0 0.0% 0 0.0%
_theme@40 0.0% -3 -9.4% -3 -13.6% 0 0.0% 0 0.0%
Drupal\block\BlockViewBuilder::viewMultiple0 0.0% -3 -9.4% -4 -18.2% 0 0.0% -40 -5.1%
drupal_get_css0 0.0% 2 6.2% 0 0.0% 0 0.0% -160 -20.2%
drupal_add_library0 0.0% 2 6.2% 0 0.0% 0 0.0% 0 0.0%
_template_preprocess_default_variables0 0.0% 2 6.2% 2 9.1% -64 -13.6% -224 -28.3%
file_create_url0 0.0% -2 -6.2% 2 9.1% 0 0.0% 0 0.0%
Drupal\Core\Utility\LinkGenerator::generateFromUrl0 0.0% 1 3.1% 2 9.1% 0 0.0% 0 0.0%
l0 0.0% -1 -3.1% 10 45.5% 0 0.0% 0 0.0%
file_get_stream_wrappers0 0.0% -1 -3.1% -1 -4.5% 0 0.0% 0 0.0%
Drupal\Core\Breadcrumb\BreadcrumbManager::build0 0.0% -1 -3.1% 0 0.0% 0 0.0% 0 0.0%
_theme@30 0.0% 0 0.0% 0 0.0% 0 0.0% 0 0.0%
drupal_get_html_head0 0.0% 0 0.0% -1 -4.5% 0 0.0% 0 0.0%
_menu_link_translate0 0.0% 0 0.0% -1 -4.5% 0 0.0% 0 0.0%
_theme0 0.0% 0 0.0% 3 13.6% 0 0.0% 0 0.0%
path_get_admin_paths0 0.0% 0 0.0% -1 -4.5% 0 0.0% 0 0.0%
element_info0 0.0% 0 0.0% 1 4.5% 472 100.0% 128 16.2%
Drupal\Core\Session\UserSession::getUsername0 0.0% 0 0.0% 1 4.5% 0 0.0% 0 0.0%
toolbar_pre_render0 0.0% 0 0.0% -1 -4.5% 0 0.0% 0 0.0%
menu_local_tasks0 0.0% 0 0.0% 1 4.5% 0 0.0% 0 0.0%
Child functions
array_shift-1 -33.3% 12 37.5% 22 100.0% 48 10.2% 0 0.0%
edit_library_alter0 0.0% 12 37.5% 6 27.3% 0 0.0% 0 0.0%
Drupal\Core\Extension\ModuleHandler::getImplementations0 0.0% -6 -18.8% -3 -13.6% 0 0.0% 352 44.4%
user_template_preprocess_default_variables_alter0 0.0% -4 -12.5% -5 -22.7% 0 0.0% -160 -20.2%
user_js_alter0 0.0% 4 12.5% -2 -9.1% 0 0.0% 56 7.1%
function_exists0 0.0% 3 9.4% 1 4.5% 0 0.0% 48 6.1%
Drupal\Core\Extension\ModuleHandler::alter@10 0.0% 2 6.2% 2 9.1% 0 0.0% 0 0.0%
color_css_alter0 0.0% 2 6.2% 0 0.0% 0 0.0% -160 -20.2%
views_page_alter0 0.0% 2 6.2% 2 9.1% 0 0.0% 0 0.0%
array_merge0 0.0% -2 -6.2% 5 22.7% 0 0.0% 224 28.3%
system_page_alter0 0.0% -2 -6.2% -1 -4.5% 0 0.0% 0 0.0%
array_fill_keys0 0.0% -2 -6.2% -2 -9.1% 0 0.0% 0 0.0%
implode-1 -33.3% 2 6.2% -11 -50.0% -96 -20.3% 96 12.1%
array_keys0 0.0% -2 -6.2% -4 -18.2% 0 0.0% -40 -5.1%
user_translated_menu_link_alter0 0.0% -1 -3.1% 1 4.5% 0 0.0% 0 0.0%
array_diff0 0.0% -1 -3.1% -8 -36.4% 0 0.0% -32 -4.0%
menu_link_system_breadcrumb_alter0 0.0% 0 0.0% 0 0.0% 0 0.0% 0 0.0%
simpletest_js_alter0 0.0% 0 0.0% -2 -9.1% 0 0.0% 0 0.0%
array_intersect0 0.0% 0 0.0% 1 4.5% 0 0.0% 0 0.0%
seven_element_info_alter0 0.0% 0 0.0% 0 0.0% 472 100.0% 128 16.2%
is_array-1 -33.3% 0 0.0% -24 -109.1% 0 0.0% 0 0.0%
system_block_view_system_main_block_alter0 0.0% 0 0.0% -3 -13.6% 0 0.0% 0 0.0%