Diff Report
Run #519ff7de62889: XHProf Run (Namespace=drupal-perf-drupalcon)
vs.
Run #519ff693b4ca2: XHProf Run (Namespace=drupal-perf-drupalcon)
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Regression/Improvement summary for array_keys

array_keysRun #519ff7de62889Run #519ff693b4ca2DiffDiff%
Number of Function Calls608 601 -7 -1.2%
Incl. Wall Time (microsec)1,318 1,267 -51 -3.9%
Incl. Wall Time (microsec) per call 2 2 -0 -2.7%
Excl. Wall Time (microsec)1,318 1,267 -51 -3.9%
Incl. CPU (microsecs)1,901 1,834 -67 -3.5%
Incl. CPU (microsecs) per call 3 3 -0 -2.4%
Excl. CPU (microsec)1,901 1,834 -67 -3.5%
Incl. MemUse (bytes)321,040 314,904 -6,136 -1.9%
Incl. MemUse (bytes) per call 528 524 -4 -0.8%
Excl. MemUse (bytes)321,040 314,904 -6,136 -1.9%
Incl. PeakMemUse (bytes)73,968 73,968 0 0.0%
Incl. PeakMemUse (bytes) per call 122 123 1 1.2%
Excl. PeakMemUse (bytes)73,968 73,968 0 0.0%

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-7 -100.0% -51 -4.5% -67 -5.7% -6,136 -8.9% 0 0.0%
Exclusive Metrics Diff for Current Function-51 -100.0% -67 -100.0% -6,136 -100.0% 0 N/A%
Parent functions
Drupal\Core\Cache\DatabaseBackend::checksumTags0 0.0% -18 -35.3% -15 -22.4% 16 0.3% 0 N/A%
contextual_preprocess-7 -100.0% -13 -25.5% -22 -32.8% -6,152 -100.3% 0 N/A%
Drupal\Core\Extension\ModuleHandler::getImplementations0 0.0% -8 -15.7% 6 9.0% 0 0.0% 0 N/A%
element_children0 0.0% 7 13.7% -5 -7.5% 0 0.0% 0 N/A%
Drupal\Core\Cache\DatabaseBackend::getMultiple0 0.0% -6 -11.8% -15 -22.4% 0 0.0% 0 N/A%
Drupal\Core\Database\Connection::expandArguments0 0.0% -4 -7.8% -10 -14.9% 0 0.0% 0 N/A%
Drupal\Core\Entity\Field\FieldItemBase::setValue0 0.0% -3 -5.9% -3 -4.5% 0 0.0% 0 N/A%
block_page_build0 0.0% -3 -5.9% -3 -4.5% 0 0.0% 0 N/A%
theme@10 0.0% -3 -5.9% -4 -6.0% 0 0.0% 0 N/A%
system_page_alter0 0.0% -3 -5.9% -3 -4.5% 0 0.0% 0 N/A%
Drupal\Core\Extension\ModuleHandler::alter0 0.0% 2 3.9% 1 1.5% 0 0.0% 0 N/A%
Drupal\Core\Cache\DatabaseBackend::getMultiple@10 0.0% 1 2.0% -2 -3.0% 0 0.0% 0 N/A%
field_content_languages0 0.0% 1 2.0% 1 1.5% 0 0.0% 0 N/A%
drupal_schema_fields_sql0 0.0% -1 -2.0% 0 0.0% 0 0.0% 0 N/A%
theme@30 0.0% 0 0.0% 0 0.0% 0 0.0% 0 N/A%
theme@50 0.0% 0 0.0% -1 -1.5% 0 0.0% 0 N/A%
theme@40 0.0% 0 0.0% 0 0.0% 0 0.0% 0 N/A%
Drupal\Core\DrupalKernel::initializeContainer0 0.0% 0 0.0% 1 1.5% 0 0.0% 0 N/A%
theme@20 0.0% 0 0.0% 1 1.5% 0 0.0% 0 N/A%
Drupal\Core\Extension\CachedModuleHandler::getBootstrapModules0 0.0% 0 0.0% 1 1.5% 0 0.0% 0 N/A%
Drupal\Core\Entity\DatabaseStorageController::load0 0.0% 0 0.0% 5 7.5% 0 0.0% 0 N/A%
Drupal\user\UserStorageController::attachLoad0 0.0% 0 0.0% 0 0.0% 0 0.0% 0 N/A%
Symfony\Component\HttpFoundation\Request::getAcceptableContentTypes0 0.0% 0 0.0% 2 3.0% 0 0.0% 0 N/A%
user_roles0 0.0% 0 0.0% 0 0.0% 0 0.0% 0 N/A%
Drupal\node\NodeStorageController::attachLoad0 0.0% 0 0.0% 0 0.0% 0 0.0% 0 N/A%
Drupal\Core\Entity\Field\Type\Field::setValue0 0.0% 0 0.0% -1 -1.5% 0 0.0% 0 N/A%
element_get_visible_children0 0.0% 0 0.0% -1 -1.5% 0 0.0% 0 N/A%