Diff Report
Run #519fbb3f5c2a0: XHProf Run (Namespace=drupal-perf-drupalcon)
vs.
Run #519fbcb7249d1: XHProf Run (Namespace=drupal-perf-drupalcon)
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Regression/Improvement summary for array_keys

array_keysRun #519fbb3f5c2a0Run #519fbcb7249d1DiffDiff%
Number of Function Calls623 624 1 0.2%
Incl. Wall Time (microsec)804 783 -21 -2.6%
Incl. Wall Time (microsec) per call 1 1 -0 -2.8%
Excl. Wall Time (microsec)804 783 -21 -2.6%
Incl. CPU (microsecs)1,283 1,231 -52 -4.1%
Incl. CPU (microsecs) per call 2 2 -0 -4.2%
Excl. CPU (microsec)1,283 1,231 -52 -4.1%
Incl. MemUse (bytes)336,368 337,152 784 0.2%
Incl. MemUse (bytes) per call 540 540 0 0.1%
Excl. MemUse (bytes)336,368 337,152 784 0.2%
Incl. PeakMemUse (bytes)57,240 57,032 -208 -0.4%
Incl. PeakMemUse (bytes) per call 92 91 -0 -0.5%
Excl. PeakMemUse (bytes)57,240 57,032 -208 -0.4%

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_keys1 100.0% -21 -5.5% -52 -16.2% 784 1.8% -208 -0.5%
Exclusive Metrics Diff for Current Function-21 -100.0% -52 -100.0% 784 100.0% -208 -100.0%
Parent functions
drupal_schema_fields_sql0 0.0% -18 -85.7% -17 -32.7% -24 -3.1% -80 -38.5%
Drupal\Core\Database\Connection::expandArguments0 0.0% 7 33.3% 22 42.3% 0 0.0% 0 0.0%
Drupal\Core\Cache\DatabaseBackend::getMultiple0 0.0% -5 -23.8% -16 -30.8% 0 0.0% 0 0.0%
user_roles0 0.0% -4 -19.0% -3 -5.8% 0 0.0% 0 0.0%
theme@50 0.0% -2 -9.5% -1 -1.9% 0 0.0% 0 0.0%
block_page_build0 0.0% -2 -9.5% -3 -5.8% 0 0.0% 0 0.0%
Drupal\Core\Entity\DatabaseStorageController::load0 0.0% 1 4.8% 1 1.9% 0 0.0% 0 0.0%
element_get_visible_children0 0.0% 1 4.8% 0 0.0% 0 0.0% 0 0.0%
Drupal\Core\Cache\DatabaseBackend::checksumTags0 0.0% 1 4.8% -8 -15.4% -8 -1.0% -8 -3.8%
theme@10 0.0% -1 -4.8% -2 -3.8% 0 0.0% 0 0.0%
_views_query_tag_alter_condition@20 0.0% -1 -4.8% -11 -21.2% 0 0.0% 0 0.0%
Drupal\Core\Extension\ModuleHandler::getImplementations0 0.0% 1 4.8% -5 -9.6% 0 0.0% 0 0.0%
contextual_preprocess1 100.0% 1 4.8% 3 5.8% 840 107.1% 0 0.0%
Drupal\Core\Entity\Field\Type\Field::setValue0 0.0% 0 0.0% -2 -3.8% 0 0.0% 0 0.0%
system_page_alter0 0.0% 0 0.0% -1 -1.9% 0 0.0% 0 0.0%
theme@20 0.0% 0 0.0% -3 -5.8% 0 0.0% 0 0.0%
theme@30 0.0% 0 0.0% 1 1.9% 0 0.0% 0 0.0%
theme@40 0.0% 0 0.0% 1 1.9% 0 0.0% 0 0.0%
Drupal\Core\Entity\Field\FieldItemBase::setValue0 0.0% 0 0.0% 4 7.7% 0 0.0% 0 0.0%
Drupal\views\DisplayBag::__construct0 0.0% 0 0.0% 0 0.0% 0 0.0% 0 0.0%
Symfony\Component\HttpFoundation\Request::getAcceptableContentTypes0 0.0% 0 0.0% -1 -1.9% 0 0.0% 0 0.0%
Drupal\Core\Extension\CachedModuleHandler::getBootstrapModules0 0.0% 0 0.0% -1 -1.9% 0 0.0% 0 0.0%
Drupal\Core\DrupalKernel::initializeContainer0 0.0% 0 0.0% -1 -1.9% 0 0.0% 0 0.0%
Drupal\Core\Extension\ModuleHandler::alter0 0.0% 0 0.0% 0 0.0% -16 -2.0% -120 -57.7%
Drupal\Core\Database\Query\Select::prepareCountQuery0 0.0% 0 0.0% 0 0.0% 0 0.0% 0 0.0%
Drupal\Core\Cache\DatabaseBackend::getMultiple@10 0.0% 0 0.0% 1 1.9% 0 0.0% 0 0.0%
field_content_languages0 0.0% 0 0.0% 3 5.8% 0 0.0% 0 0.0%
Drupal\user\UserStorageController::attachLoad0 0.0% 0 0.0% -1 -1.9% 0 0.0% 0 0.0%
Drupal\node\NodeStorageController::attachLoad0 0.0% 0 0.0% 1 1.9% 0 0.0% 0 0.0%
element_children0 0.0% 0 0.0% -13 -25.0% -8 -1.0% 0 0.0%