Diff Report
Run #519eb880e5974: XHProf Run (Namespace=drupal-perf-drupalcon)
vs.
Run #519eb7a1537f7: XHProf Run (Namespace=drupal-perf-drupalcon)
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Regression/Improvement summary for array_keys

array_keysRun #519eb880e5974Run #519eb7a1537f7DiffDiff%
Number of Function Calls1,466 1,465 -1 -0.1%
Incl. Wall Time (microsec)2,426 2,440 14 0.6%
Incl. Wall Time (microsec) per call 2 2 0 0.6%
Excl. Wall Time (microsec)2,426 2,440 14 0.6%
Incl. CPU (microsecs)3,871 3,854 -17 -0.4%
Incl. CPU (microsecs) per call 3 3 -0 -0.4%
Excl. CPU (microsec)3,871 3,854 -17 -0.4%
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% 14 0.4% -17 -16.5% -64 -0.0% -1,608 -1.0%
Exclusive Metrics Diff for Current Function14 100.0% -17 -100.0% -64 -100.0% -1,608 -100.0%
Parent functions
drupal_schema_fields_sql0 0.0% 53 378.6% 56 329.4% 0 0.0% 0 0.0%
Drupal\Core\Cache\DatabaseBackend::checksumTags0 0.0% -52 -371.4% -55 -323.5% 20 31.2% -828 -51.5%
Drupal\Core\Database\Connection::expandArguments5 500.0% 24 171.4% 26 152.9% 904 1412.5% -20 -1.2%
field_content_languages0 0.0% -9 -64.3% 5 29.4% 0 0.0% 0 0.0%
Drupal\Core\Extension\ModuleHandler::alter0 0.0% 6 42.9% 5 29.4% 0 0.0% 0 0.0%
Drupal\Core\Entity\Field\FieldItemBase::setValue0 0.0% -5 -35.7% -6 -35.3% 0 0.0% 0 0.0%
element_children-3 -300.0% -4 -28.6% -10 -58.8% -268 -418.8% -272 -16.9%
Drupal\Core\Entity\DatabaseStorageController::load0 0.0% -4 -28.6% -8 -47.1% 0 0.0% 0 0.0%
Drupal\Core\Cache\DatabaseBackend::getMultiple0 0.0% 3 21.4% -2 -11.8% 0 0.0% 0 0.0%
Drupal\Core\DrupalKernel::initializeContainer0 0.0% 3 21.4% 2 11.8% 0 0.0% 0 0.0%
theme@1-3 -300.0% -3 -21.4% -7 -41.2% -712 -1112.5% -252 -15.7%
Drupal\Core\Database\Query\Select::prepareCountQuery0 0.0% -3 -21.4% -3 -17.6% -8 -12.5% -8 -0.5%
_views_query_tag_alter_condition@20 0.0% 3 21.4% 5 29.4% 0 0.0% 0 0.0%
Drupal\Core\Extension\ModuleHandler::getImplementations0 0.0% 3 21.4% -20 -117.6% -12 -18.8% 44 2.7%
theme@40 0.0% -2 -14.3% -8 -47.1% -8 -12.5% 0 0.0%
theme@30 0.0% 2 14.3% 4 23.5% 20 31.2% 0 0.0%
Symfony\Component\HttpFoundation\Request::getAcceptableContentTypes0 0.0% -1 -7.1% 1 5.9% 0 0.0% 0 0.0%
theme@50 0.0% 1 7.1% 0 0.0% 0 0.0% 0 0.0%
theme@20 0.0% -1 -7.1% 3 17.6% 0 0.0% -124 -7.7%
Drupal\node\NodeStorageController::attachLoad0 0.0% 1 7.1% 0 0.0% 0 0.0% 0 0.0%
contextual_preprocess0 0.0% -1 -7.1% -2 -11.8% 0 0.0% 0 0.0%
system_page_alter0 0.0% 0 0.0% -1 -5.9% 0 0.0% 0 0.0%
element_get_visible_children0 0.0% 0 0.0% -1 -5.9% 0 0.0% 0 0.0%
Drupal\user\UserStorageController::attachLoad0 0.0% 0 0.0% 0 0.0% 0 0.0% 0 0.0%
Drupal\views\DisplayBag::__construct0 0.0% 0 0.0% -1 -5.9% 0 0.0% 0 0.0%
Drupal\Core\Extension\CachedModuleHandler::getBootstrapModules0 0.0% 0 0.0% 1 5.9% 0 0.0% 0 0.0%
Drupal\Core\Cache\DatabaseBackend::getMultiple@10 0.0% 0 0.0% 0 0.0% 0 0.0% 0 0.0%
filter_get_filters0 0.0% 0 0.0% -1 -5.9% 0 0.0% 0 0.0%
Drupal\Core\Entity\Field\Type\Field::setValue0 0.0% 0 0.0% 1 5.9% 0 0.0% 0 0.0%
block_page_build0 0.0% 0 0.0% 0 0.0% 0 0.0% -148 -9.2%
theme0 0.0% 0 0.0% -1 -5.9% 0 0.0% 0 0.0%