Diff Report
Run #519c146573182: XHProf Run (Namespace=drupal-perf-drupalcon)
vs.
Run #519c116ac5313: XHProf Run (Namespace=drupal-perf-drupalcon)
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Regression/Improvement summary for array_keys

array_keysRun #519c146573182Run #519c116ac5313DiffDiff%
Number of Function Calls1,115 1,115 0 0.0%
Incl. Wall Time (microsec)1,883 1,845 -38 -2.0%
Incl. Wall Time (microsec) per call 2 2 -0 -2.0%
Excl. Wall Time (microsec)1,883 1,845 -38 -2.0%
Incl. CPU (microsecs)2,959 2,935 -24 -0.8%
Incl. CPU (microsecs) per call 3 3 -0 -0.8%
Excl. CPU (microsec)2,959 2,935 -24 -0.8%
Incl. MemUse (bytes)301,624 301,644 20 0.0%
Incl. MemUse (bytes) per call 271 271 0 0.0%
Excl. MemUse (bytes)301,624 301,644 20 0.0%
Incl. PeakMemUse (bytes)45,028 44,996 -32 -0.1%
Incl. PeakMemUse (bytes) per call 40 40 -0 -0.1%
Excl. PeakMemUse (bytes)45,028 44,996 -32 -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_keys0 N/A% -38 -0.1% -24 -0.0% 20 0.0% -32 -0.0%
Exclusive Metrics Diff for Current Function-38 -100.0% -24 -100.0% 20 100.0% -32 -100.0%
Parent functions
Drupal\Core\Cache\DatabaseBackend::checksumTags0 N/A% -25 -65.8% -14 -58.3% 4 20.0% -24 -75.0%
Drupal\Core\Database\Connection::expandArguments0 N/A% 10 26.3% -8 -33.3% 0 0.0% 16 50.0%
field_content_languages0 N/A% -8 -21.1% -10 -41.7% 0 0.0% 0 0.0%
theme@20 N/A% -4 -10.5% 0 0.0% 0 0.0% 0 0.0%
Drupal\Core\Entity\Field\FieldItemBase::setValue0 N/A% -3 -7.9% 19 79.2% 0 0.0% 0 0.0%
Drupal\Core\DrupalKernel::initializeContainer0 N/A% -3 -7.9% -5 -20.8% 0 0.0% 0 0.0%
theme@30 N/A% -2 -5.3% 0 0.0% 0 0.0% 0 0.0%
element_children0 N/A% -2 -5.3% -8 -33.3% 8 40.0% 12 37.5%
Drupal\Core\Extension\ModuleHandler::alter0 N/A% -2 -5.3% -1 -4.2% 0 0.0% -44 -137.5%
drupal_schema_fields_sql0 N/A% -2 -5.3% -3 -12.5% 8 40.0% 8 25.0%
Drupal\Core\Cache\DatabaseBackend::getMultiple0 N/A% 2 5.3% 3 12.5% 0 0.0% 0 0.0%
Drupal\field\Plugin\views\field\Field::defineOptions0 N/A% -1 -2.6% 8 33.3% 0 0.0% 0 0.0%
Drupal\Core\Extension\ModuleHandler::getImplementations0 N/A% 1 2.6% -5 -20.8% 0 0.0% 0 0.0%
Drupal\field\Plugin\Core\Entity\Field::getSchema0 N/A% -1 -2.6% -1 -4.2% 0 0.0% 0 0.0%
Drupal\Core\Entity\DatabaseStorageController::load0 N/A% 1 2.6% -6 -25.0% 0 0.0% 0 0.0%
Drupal\Core\Entity\Field\Type\Field::setValue0 N/A% 1 2.6% -1 -4.2% 0 0.0% 0 0.0%
Drupal\views\Plugin\views\style\StylePluginBase::render_fields0 N/A% 0 0.0% -1 -4.2% 0 0.0% 0 0.0%
theme@40 N/A% 0 0.0% 1 4.2% 0 0.0% 0 0.0%
contextual_preprocess0 N/A% 0 0.0% -3 -12.5% 0 0.0% 0 0.0%
element_get_visible_children0 N/A% 0 0.0% 1 4.2% 0 0.0% 0 0.0%
Drupal\Core\Extension\CachedModuleHandler::getBootstrapModules0 N/A% 0 0.0% 0 0.0% 0 0.0% 0 0.0%
Symfony\Component\HttpFoundation\Request::getAcceptableContentTypes0 N/A% 0 0.0% -1 -4.2% 0 0.0% 0 0.0%
Drupal\Core\Database\Query\Select::prepareCountQuery0 N/A% 0 0.0% 3 12.5% 0 0.0% 0 0.0%
_views_query_tag_alter_condition@20 N/A% 0 0.0% 8 33.3% 0 0.0% 0 0.0%
Drupal\node\NodeStorageController::attachLoad0 N/A% 0 0.0% -2 -8.3% 0 0.0% 0 0.0%
Drupal\views\DisplayBag::__construct0 N/A% 0 0.0% 1 4.2% 0 0.0% 0 0.0%
Drupal\user\UserStorageController::attachLoad0 N/A% 0 0.0% 0 0.0% 0 0.0% 0 0.0%
block_page_build0 N/A% 0 0.0% 1 4.2% 0 0.0% 0 0.0%
system_page_alter0 N/A% 0 0.0% 0 0.0% 0 0.0% 0 0.0%