Diff Report
Run #519d9cf28420e: XHProf Run (Namespace=drupal-perf-drupalcon)
vs.
Run #519d9d94433aa: XHProf Run (Namespace=drupal-perf-drupalcon)
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Regression/Improvement summary for array_keys

array_keysRun #519d9cf28420eRun #519d9d94433aaDiffDiff%
Number of Function Calls1,054 1,054 0 0.0%
Incl. Wall Time (microsec)1,844 1,885 41 2.2%
Incl. Wall Time (microsec) per call 2 2 0 2.2%
Excl. Wall Time (microsec)1,844 1,885 41 2.2%
Incl. CPU (microsecs)2,722 2,716 -6 -0.2%
Incl. CPU (microsecs) per call 3 3 -0 -0.2%
Excl. CPU (microsec)2,722 2,716 -6 -0.2%
Incl. MemUse (bytes)533,728 533,776 48 0.0%
Incl. MemUse (bytes) per call 506 506 0 0.0%
Excl. MemUse (bytes)533,728 533,776 48 0.0%
Incl. PeakMemUse (bytes)64,752 63,008 -1,744 -2.7%
Incl. PeakMemUse (bytes) per call 61 60 -2 -2.7%
Excl. PeakMemUse (bytes)64,752 63,008 -1,744 -2.7%

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% 41 1.6% -6 -0.6% 48 0.1% -1,744 -2.4%
Exclusive Metrics Diff for Current Function41 100.0% -6 -100.0% 48 100.0% -1,744 -100.0%
Parent functions
Drupal\Core\Extension\ModuleHandler::getImplementations0 N/A% 23 56.1% 19 316.7% 8 16.7% 80 4.6%
element_children0 N/A% 12 29.3% 2 33.3% 40 83.3% 72 4.1%
Drupal\Core\Cache\DatabaseBackend::checksumTags0 N/A% -11 -26.8% -10 -166.7% 16 33.3% -792 -45.4%
Drupal\Core\Extension\CachedModuleHandler::getBootstrapModules0 N/A% 9 22.0% 8 133.3% 0 0.0% 0 0.0%
_views_query_tag_alter_condition@20 N/A% 4 9.8% -7 -116.7% 0 0.0% 0 0.0%
Drupal\Core\Extension\ModuleHandler::alter0 N/A% -3 -7.3% 1 16.7% 8 16.7% 104 6.0%
field_content_languages0 N/A% 3 7.3% -1 -16.7% 0 0.0% 0 0.0%
Drupal\Core\Entity\Field\FieldItemBase::setValue0 N/A% 3 7.3% -1 -16.7% 0 0.0% 0 0.0%
Drupal\Core\Cache\DatabaseBackend::getMultiple0 N/A% -2 -4.9% 4 66.7% 0 0.0% 0 0.0%
Drupal\Core\Database\Connection::expandArguments0 N/A% -1 -2.4% 2 33.3% -8 -16.7% 32 1.8%
Drupal\Core\Entity\Field\Type\Field::setValue0 N/A% 1 2.4% -3 -50.0% 0 0.0% 0 0.0%
Drupal\Core\Database\Query\Select::prepareCountQuery0 N/A% 1 2.4% -1 -16.7% 0 0.0% 0 0.0%
contextual_preprocess0 N/A% 1 2.4% -1 -16.7% 0 0.0% 0 0.0%
Drupal\Core\DrupalKernel::initializeContainer0 N/A% 1 2.4% 1 16.7% -16 -33.3% -16 -0.9%
Drupal\views\ViewExecutable::getUrl0 N/A% 0 0.0% 1 16.7% 0 0.0% 0 0.0%
theme@10 N/A% 0 0.0% -1 -16.7% 0 0.0% 0 0.0%
theme@30 N/A% 0 0.0% 0 0.0% 0 0.0% 0 0.0%
theme@40 N/A% 0 0.0% 0 0.0% 0 0.0% 0 0.0%
element_get_visible_children0 N/A% 0 0.0% -1 -16.7% 0 0.0% 0 0.0%
theme@50 N/A% 0 0.0% -5 -83.3% 0 0.0% -1,224 -70.2%
theme@20 N/A% 0 0.0% -4 -66.7% 0 0.0% 0 0.0%
system_page_alter0 N/A% 0 0.0% 2 33.3% 0 0.0% 0 0.0%
Drupal\user\UserStorageController::attachLoad0 N/A% 0 0.0% -1 -16.7% 0 0.0% 0 0.0%
Drupal\Core\Entity\DatabaseStorageController::load0 N/A% 0 0.0% -6 -100.0% 0 0.0% 0 0.0%
Drupal\views\DisplayBag::__construct0 N/A% 0 0.0% 1 16.7% 0 0.0% 0 0.0%
Symfony\Component\HttpFoundation\Request::getAcceptableContentTypes0 N/A% 0 0.0% -1 -16.7% 0 0.0% 0 0.0%
drupal_schema_fields_sql0 N/A% 0 0.0% -3 -50.0% 0 0.0% 0 0.0%
Drupal\node\NodeStorageController::attachLoad0 N/A% 0 0.0% -1 -16.7% 0 0.0% 0 0.0%
block_page_build0 N/A% 0 0.0% -1 -16.7% 0 0.0% 0 0.0%
Drupal\Core\Cache\DatabaseBackend::getMultiple@10 N/A% 0 0.0% 1 16.7% 0 0.0% 0 0.0%
theme0 N/A% 0 0.0% 0 0.0% 0 0.0% 0 0.0%