Diff Report
Run #519eb57e9174a: XHProf Run (Namespace=drupal-perf-drupalcon)
vs.
Run #519eb486908e7: XHProf Run (Namespace=drupal-perf-drupalcon)
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Regression/Improvement summary for array_keys

array_keysRun #519eb57e9174aRun #519eb486908e7DiffDiff%
Number of Function Calls1,466 1,465 -1 -0.1%
Incl. Wall Time (microsec)2,355 2,354 -1 -0.0%
Incl. Wall Time (microsec) per call 2 2 0 0.0%
Excl. Wall Time (microsec)2,355 2,354 -1 -0.0%
Incl. CPU (microsecs)3,747 3,765 18 0.5%
Incl. CPU (microsecs) per call 3 3 0 0.5%
Excl. CPU (microsec)3,747 3,765 18 0.5%
Incl. MemUse (bytes)365,720 365,656 -64 -0.0%
Incl. MemUse (bytes) per call 249 250 0 0.1%
Excl. MemUse (bytes)365,720 365,656 -64 -0.0%
Incl. PeakMemUse (bytes)45,708 44,100 -1,608 -3.5%
Incl. PeakMemUse (bytes) per call 31 30 -1 -3.5%
Excl. PeakMemUse (bytes)45,708 44,100 -1,608 -3.5%

Parent/Child Regression/Improvement report for array_keys [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
array_keys-1 -100.0% -1 -0.1% 18 0.9% -64 -0.0% -1,608 -1.0%
Exclusive Metrics Diff for Current Function-1 -100.0% 18 100.0% -64 -100.0% -1,608 -100.0%
Parent functions
Drupal\Core\Database\Connection::expandArguments5 500.0% 20 2000.0% 25 138.9% 904 1412.5% -20 -1.2%
Drupal\Core\Cache\DatabaseBackend::checksumTags0 0.0% -15 -1500.0% -9 -50.0% 20 31.2% -828 -51.5%
field_content_languages0 0.0% -7 -700.0% 5 27.8% 0 0.0% 0 0.0%
Drupal\Core\Extension\ModuleHandler::alter0 0.0% 6 600.0% 9 50.0% 0 0.0% 0 0.0%
theme@1-3 -300.0% -5 -500.0% -9 -50.0% -712 -1112.5% -252 -15.7%
Drupal\Core\Extension\ModuleHandler::getImplementations0 0.0% -5 -500.0% 16 88.9% -12 -18.8% 44 2.7%
Drupal\Core\DrupalKernel::initializeContainer0 0.0% 3 300.0% 2 11.1% 0 0.0% 0 0.0%
Drupal\Core\Entity\Field\FieldItemBase::setValue0 0.0% -3 -300.0% -4 -22.2% 0 0.0% 0 0.0%
Drupal\Core\Database\Query\Select::prepareCountQuery0 0.0% -3 -300.0% -1 -5.6% -8 -12.5% -8 -0.5%
_views_query_tag_alter_condition@20 0.0% 2 200.0% 1 5.6% 0 0.0% 0 0.0%
Drupal\Core\Cache\DatabaseBackend::getMultiple0 0.0% 2 200.0% 3 16.7% 0 0.0% 0 0.0%
drupal_schema_fields_sql0 0.0% 2 200.0% 5 27.8% 0 0.0% 0 0.0%
element_children-3 -300.0% 2 200.0% -31 -172.2% -268 -418.8% -272 -16.9%
Drupal\Core\Entity\Field\Type\Field::setValue0 0.0% 2 200.0% 12 66.7% 0 0.0% 0 0.0%
theme@20 0.0% -1 -100.0% -4 -22.2% 0 0.0% -124 -7.7%
Drupal\node\NodeStorageController::attachLoad0 0.0% -1 -100.0% 0 0.0% 0 0.0% 0 0.0%
theme0 0.0% -1 -100.0% -1 -5.6% 0 0.0% 0 0.0%
contextual_preprocess0 0.0% 1 100.0% -1 -5.6% 0 0.0% 0 0.0%
system_page_alter0 0.0% 0 0.0% 0 0.0% 0 0.0% 0 0.0%
theme@40 0.0% 0 0.0% 3 16.7% -8 -12.5% 0 0.0%
theme@50 0.0% 0 0.0% 4 22.2% 0 0.0% 0 0.0%
element_get_visible_children0 0.0% 0 0.0% 0 0.0% 0 0.0% 0 0.0%
theme@30 0.0% 0 0.0% 1 5.6% 20 31.2% 0 0.0%
Drupal\user\UserStorageController::attachLoad0 0.0% 0 0.0% 0 0.0% 0 0.0% 0 0.0%
Symfony\Component\HttpFoundation\Request::getAcceptableContentTypes0 0.0% 0 0.0% 0 0.0% 0 0.0% 0 0.0%
Drupal\Core\Extension\CachedModuleHandler::getBootstrapModules0 0.0% 0 0.0% 1 5.6% 0 0.0% 0 0.0%
Drupal\views\DisplayBag::__construct0 0.0% 0 0.0% -5 -27.8% 0 0.0% 0 0.0%
Drupal\Core\Entity\DatabaseStorageController::load0 0.0% 0 0.0% -2 -11.1% 0 0.0% 0 0.0%
filter_get_filters0 0.0% 0 0.0% -1 -5.6% 0 0.0% 0 0.0%
Drupal\Core\Cache\DatabaseBackend::getMultiple@10 0.0% 0 0.0% -2 -11.1% 0 0.0% 0 0.0%
block_page_build0 0.0% 0 0.0% 1 5.6% 0 0.0% -148 -9.2%