Diff Report
Run #519c03b86b1ec: XHProf Run (Namespace=drupal-perf-drupalcon)
vs.
Run #519c04ab45451: XHProf Run (Namespace=drupal-perf-drupalcon)
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Regression/Improvement summary for array_keys

array_keysRun #519c03b86b1ecRun #519c04ab45451DiffDiff%
Number of Function Calls1,464 1,467 3 0.2%
Incl. Wall Time (microsec)2,356 2,373 17 0.7%
Incl. Wall Time (microsec) per call 2 2 0 0.5%
Excl. Wall Time (microsec)2,356 2,373 17 0.7%
Incl. CPU (microsecs)3,790 3,690 -100 -2.6%
Incl. CPU (microsecs) per call 3 3 -0 -2.8%
Excl. CPU (microsec)3,790 3,690 -100 -2.6%
Incl. MemUse (bytes)373,212 374,764 1,552 0.4%
Incl. MemUse (bytes) per call 255 255 1 0.2%
Excl. MemUse (bytes)373,212 374,764 1,552 0.4%
Incl. PeakMemUse (bytes)49,688 49,736 48 0.1%
Incl. PeakMemUse (bytes) per call 34 34 -0 -0.1%
Excl. PeakMemUse (bytes)49,688 49,736 48 0.1%

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_keys3 100.0% 17 2.7% -100 -6.5% 1,552 12.3% 48 0.3%
Exclusive Metrics Diff for Current Function17 100.0% -100 -100.0% 1,552 100.0% 48 100.0%
Parent functions
Drupal\Core\Database\Connection::expandArguments1 33.3% -11 -64.7% -13 -13.0% 172 11.1% 40 83.3%
theme@40 0.0% 10 58.8% -6 -6.0% 0 0.0% 0 0.0%
drupal_schema_fields_sql0 0.0% 9 52.9% 5 5.0% 0 0.0% 0 0.0%
field_content_languages0 0.0% 7 41.2% -5 -5.0% 0 0.0% 0 0.0%
contextual_preprocess0 0.0% 6 35.3% 3 3.0% 0 0.0% 0 0.0%
Drupal\Core\Extension\ModuleHandler::getImplementations0 0.0% 5 29.4% -4 -4.0% 0 0.0% 0 0.0%
Drupal\Core\Cache\DatabaseBackend::getMultiple1 33.3% -4 -23.5% -2 -2.0% 216 13.9% 0 0.0%
Drupal\Core\Entity\Field\FieldItemBase::setValue0 0.0% -3 -17.6% -1 -1.0% 0 0.0% 0 0.0%
Drupal\Core\DrupalKernel::initializeContainer0 0.0% 3 17.6% 3 3.0% 0 0.0% 0 0.0%
Drupal\Core\Extension\ModuleHandler::alter0 0.0% 2 11.8% 0 0.0% 0 0.0% 0 0.0%
Drupal\Core\Cache\DatabaseBackend::checksumTags1 33.3% -2 -11.8% -20 -20.0% 1,168 75.3% 8 16.7%
Drupal\Core\Extension\CachedModuleHandler::getBootstrapModules0 0.0% -1 -5.9% -1 -1.0% 0 0.0% 0 0.0%
Drupal\views\DisplayBag::__construct0 0.0% -1 -5.9% -1 -1.0% 0 0.0% 0 0.0%
Drupal\node\NodeStorageController::attachLoad0 0.0% -1 -5.9% -2 -2.0% 0 0.0% 0 0.0%
element_children0 0.0% -1 -5.9% -24 -24.0% 4 0.3% 0 0.0%
Drupal\Core\Entity\Field\Type\Field::setValue0 0.0% -1 -5.9% -17 -17.0% 0 0.0% 0 0.0%
theme@20 0.0% 0 0.0% -1 -1.0% 0 0.0% 0 0.0%
Drupal\views\Plugin\views\style\StylePluginBase::render_fields0 0.0% 0 0.0% 1 1.0% 0 0.0% 0 0.0%
theme@60 0.0% 0 0.0% 1 1.0% -8 -0.5% 0 0.0%
theme@50 0.0% 0 0.0% -6 -6.0% 0 0.0% 0 0.0%
element_get_visible_children0 0.0% 0 0.0% -1 -1.0% 0 0.0% 0 0.0%
theme@30 0.0% 0 0.0% -3 -3.0% 0 0.0% 0 0.0%
Drupal\user\UserStorageController::attachLoad0 0.0% 0 0.0% -1 -1.0% 0 0.0% 0 0.0%
Drupal\Core\Database\Query\Select::prepareCountQuery0 0.0% 0 0.0% 3 3.0% 0 0.0% 0 0.0%
_views_query_tag_alter_condition@20 0.0% 0 0.0% -4 -4.0% 0 0.0% 0 0.0%
Symfony\Component\HttpFoundation\Request::getAcceptableContentTypes0 0.0% 0 0.0% -1 -1.0% 0 0.0% 0 0.0%
Drupal\Core\Entity\DatabaseStorageController::load0 0.0% 0 0.0% -5 -5.0% 0 0.0% 0 0.0%
Drupal\Core\Cache\DatabaseBackend::getMultiple@10 0.0% 0 0.0% 2 2.0% 0 0.0% 0 0.0%
block_page_build0 0.0% 0 0.0% 0 0.0% 0 0.0% 0 0.0%
filter_get_filters0 0.0% 0 0.0% 0 0.0% 0 0.0% 0 0.0%
system_page_alter0 0.0% 0 0.0% 0 0.0% 0 0.0% 0 0.0%