Diff Report
Run #519fe7ae1f6cc: XHProf Run (Namespace=drupal-perf-drupalcon)
vs.
Run #519fe8e1e5eca: XHProf Run (Namespace=drupal-perf-drupalcon)
Tip
Click a function name below to drill down.

Regression/Improvement summary for drupal_alter

drupal_alterRun #519fe7ae1f6ccRun #519fe8e1e5ecaDiffDiff%
Number of Function Calls61 61 0 0.0%
Incl. Wall Time (microsec)11,196 11,660 464 4.1%
Incl. Wall Time (microsec) per call 184 191 8 4.1%
Excl. Wall Time (microsec)556 564 8 1.4%
Incl. CPU (microsecs)9,608 9,867 259 2.7%
Incl. CPU (microsecs) per call 158 162 4 2.7%
Excl. CPU (microsec)477 453 -24 -5.0%
Incl. MemUse (bytes)117,312 117,336 24 0.0%
Incl. MemUse (bytes) per call 1,923 1,924 0 0.0%
Excl. MemUse (bytes)11,248 11,248 0 0.0%
Incl. PeakMemUse (bytes)125,448 125,448 0 0.0%
Incl. PeakMemUse (bytes) per call 2,057 2,057 0 0.0%
Excl. PeakMemUse (bytes)7,792 7,792 0 0.0%

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% 464 169.3% 259 99.6% 24 150.0% 0 0.0%
Exclusive Metrics Diff for Current Function8 1.7% -24 -9.3% 0 0.0% 0 N/A%
Parent functions
drupal_get_js0 N/A% 496 106.9% 159 61.4% 24 100.0% 0 N/A%
drupal_render_page0 N/A% -20 -4.3% -20 -7.7% 0 0.0% 0 N/A%
drupal_get_library0 N/A% -6 -1.3% -7 -2.7% 0 0.0% 0 N/A%
file_get_stream_wrappers0 N/A% -5 -1.1% -5 -1.9% 0 0.0% 0 N/A%
url0 N/A% 4 0.9% 146 56.4% 0 0.0% 0 N/A%
_template_preprocess_default_variables0 N/A% -4 -0.9% -5 -1.9% 0 0.0% 0 N/A%
Drupal\block\BlockBase::build0 N/A% 3 0.6% 2 0.8% 0 0.0% 0 N/A%
drupal_prepare_form0 N/A% -3 -0.6% -3 -1.2% 0 0.0% 0 N/A%
Drupal\Core\EventSubscriber\MaintenanceModeSubscriber::onKernelRequestMaintenanceModeCheck0 N/A% -2 -0.4% -2 -0.8% 0 0.0% 0 N/A%
drupal_get_html_head0 N/A% 1 0.2% 1 0.4% 0 0.0% 0 N/A%
drupal_get_css0 N/A% -1 -0.2% -2 -0.8% 0 0.0% 0 N/A%
Drupal\Core\Database\Query\Select::preExecute0 N/A% 1 0.2% 1 0.4% 0 0.0% 0 N/A%
path_get_admin_paths0 N/A% -1 -0.2% -5 -1.9% 0 0.0% 0 N/A%
element_info0 N/A% 1 0.2% 1 0.4% 0 0.0% 0 N/A%
file_create_url0 N/A% 0 0.0% -3 -1.2% 0 0.0% 0 N/A%
toolbar_pre_render0 N/A% 0 0.0% 0 0.0% 0 0.0% 0 N/A%
user_format_name0 N/A% 0 0.0% 1 0.4% 0 0.0% 0 N/A%
Child functions
Drupal\Core\Extension\ModuleHandler::alter0 N/A% 460 99.1% 277 106.9% 24 100.0% 0 N/A%
drupal_container0 N/A% -5 -1.1% -13 -5.0% 0 0.0% 0 N/A%
Symfony\Component\DependencyInjection\Container::get0 N/A% 1 0.2% 19 7.3% 0 0.0% 0 N/A%