Diff Report
Run #518b15389813f: XHProf Run (Namespace=drupal-perf-cottser)
vs.
Run #518b13c95a609: XHProf Run (Namespace=drupal-perf-cottser)
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Regression/Improvement summary for array_keys

array_keysRun #518b15389813fRun #518b13c95a609DiffDiff%
Number of Function Calls2,535 2,529 -6 -0.2%
Incl. Wall Time (microsec)2,297 2,194 -103 -4.5%
Incl. Wall Time (microsec) per call 1 1 -0 -4.3%
Excl. Wall Time (microsec)2,297 2,194 -103 -4.5%
Incl. CPU (microsecs)4,102 4,082 -20 -0.5%
Incl. CPU (microsecs) per call 2 2 -0 -0.3%
Excl. CPU (microsec)4,102 4,082 -20 -0.5%
Incl. MemUse (bytes)929,008 923,480 -5,528 -0.6%
Incl. MemUse (bytes) per call 366 365 -1 -0.4%
Excl. MemUse (bytes)929,008 923,480 -5,528 -0.6%
Incl. PeakMemUse (bytes)128,088 127,016 -1,072 -0.8%
Incl. PeakMemUse (bytes) per call 51 50 -0 -0.6%
Excl. PeakMemUse (bytes)128,088 127,016 -1,072 -0.8%

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-6 -100.0% -103 -0.5% -20 -0.1% -5,528 -5.1% -1,072 -0.5%
Exclusive Metrics Diff for Current Function-103 -100.0% -20 -100.0% -5,528 -100.0% -1,072 -100.0%
Parent functions
Drupal\Core\Cache\DatabaseBackend::checksumTags-2 -33.3% -52 -50.5% -33 -165.0% -4,128 -74.7% -904 -84.3%
element_children0 0.0% -22 -21.4% 36 180.0% 0 0.0% -88 -8.2%
Drupal\Core\Extension\ModuleHandler::getImplementations0 0.0% -15 -14.6% 26 130.0% 0 0.0% 0 0.0%
field_content_languages0 0.0% 13 12.6% 7 35.0% 0 0.0% 0 0.0%
Drupal\Core\Entity\DatabaseStorageController::load0 0.0% -11 -10.7% -5 -25.0% 0 0.0% 0 0.0%
Drupal\Core\Entity\Field\FieldItemBase::setValue0 0.0% -9 -8.7% -20 -100.0% 0 0.0% -32 -3.0%
Drupal\Core\Database\Connection::expandArguments-2 -33.3% -8 -7.8% -9 -45.0% -672 -12.2% -48 -4.5%
Drupal\Core\DrupalKernel::initializeContainer0 0.0% -4 -3.9% -5 -25.0% 0 0.0% 0 0.0%
system_page_alter0 0.0% 4 3.9% 4 20.0% 0 0.0% 0 0.0%
Drupal\Core\Cache\DatabaseBackend::getMultiple-2 -33.3% 3 2.9% 5 25.0% -736 -13.3% 0 0.0%
Drupal\Core\Extension\ModuleHandler::alter0 0.0% 2 1.9% -2 -10.0% 0 0.0% 0 0.0%
Drupal\Core\Cache\DatabaseBackend::getMultiple@10 0.0% -1 -1.0% -2 -10.0% 0 0.0% 0 0.0%
theme@40 0.0% -1 -1.0% -18 -90.0% 8 0.1% 0 0.0%
drupal_schema_fields_sql0 0.0% -1 -1.0% 2 10.0% 0 0.0% 0 0.0%
Drupal\user\UserStorageController::attachLoad0 0.0% -1 -1.0% -2 -10.0% 0 0.0% 0 0.0%
element_get_visible_children0 0.0% 0 0.0% -1 -5.0% 0 0.0% 0 0.0%
theme@10 0.0% 0 0.0% 1 5.0% 0 0.0% 0 0.0%
theme@30 0.0% 0 0.0% -1 -5.0% 0 0.0% 0 0.0%
theme@20 0.0% 0 0.0% -1 -5.0% 0 0.0% 0 0.0%
Drupal\Core\Entity\Field\Type\Field::setValue0 0.0% 0 0.0% -3 -15.0% 0 0.0% 0 0.0%
Drupal\Core\Extension\CachedModuleHandler::getBootstrapModules0 0.0% 0 0.0% 1 5.0% 0 0.0% 0 0.0%
Drupal\node\NodeStorageController::attachLoad0 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 5.0% 0 0.0% 0 0.0%
user_roles0 0.0% 0 0.0% -2 -10.0% 0 0.0% 0 0.0%
block_page_build0 0.0% 0 0.0% 1 5.0% 0 0.0% 0 0.0%