Diff Report
Run #517c1c27a12c9: XHProf Run (Namespace=drupal-perf-cottser)
vs.
Run #517c1bb406b02: XHProf Run (Namespace=drupal-perf-cottser)
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Regression/Improvement summary for array_keys

array_keysRun #517c1c27a12c9Run #517c1bb406b02DiffDiff%
Number of Function Calls528 831 303 57.4%
Incl. Wall Time (microsec)638 975 337 52.8%
Incl. Wall Time (microsec) per call 1 1 -0 -2.9%
Excl. Wall Time (microsec)638 975 337 52.8%
Incl. CPU (microsecs)1,046 1,696 650 62.1%
Incl. CPU (microsecs) per call 2 2 0 3.0%
Excl. CPU (microsec)1,046 1,696 650 62.1%
Incl. MemUse (bytes)263,344 630,848 367,504 139.6%
Incl. MemUse (bytes) per call 499 759 260 52.2%
Excl. MemUse (bytes)263,344 630,848 367,504 139.6%
Incl. PeakMemUse (bytes)50,944 52,064 1,120 2.2%
Incl. PeakMemUse (bytes) per call 96 63 -34 -35.1%
Excl. PeakMemUse (bytes)50,944 52,064 1,120 2.2%

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_keys303 100.0% 337 0.1% 650 0.6% 367,504 82.6% 1,120 0.2%
Exclusive Metrics Diff for Current Function337 100.0% 650 100.0% 367,504 100.0% 1,120 100.0%
Parent functions
Drupal\Core\Database\Query\Insert::fields151 49.8% 185 54.9% 346 53.2% 288,768 78.6% 1,936 172.9%
Drupal\Core\Extension\ModuleHandler::getImplementations149 49.2% 160 47.5% 276 42.5% 75,512 20.5% 248 22.1%
theme@10 0.0% 5 1.5% 29 4.5% 0 0.0% 0 0.0%
Drupal\Core\Database\Connection::expandArguments1 0.3% -4 -1.2% 6 0.9% 336 0.1% -32 -2.9%
Drupal\Core\Cache\DatabaseBackend::getMultiple1 0.3% -4 -1.2% -13 -2.0% 336 0.1% 0 0.0%
Drupal\Core\Entity\DatabaseStorageController::load0 0.0% 3 0.9% 6 0.9% 0 0.0% 0 0.0%
Drupal\Core\Entity\Field\FieldItemBase::setValue0 0.0% -3 -0.9% -5 -0.8% 0 0.0% 152 13.6%
Drupal\Core\DrupalKernel::initializeContainer0 0.0% -2 -0.6% -4 -0.6% 16 0.0% 104 9.3%
drupal_schema_fields_sql0 0.0% -1 -0.3% -1 -0.2% 0 0.0% 0 0.0%
system_page_alter0 0.0% -1 -0.3% 0 0.0% 0 0.0% 0 0.0%
Drupal\Core\Entity\Field\Type\Field::setValue0 0.0% 1 0.3% 4 0.6% 0 0.0% 0 0.0%
Drupal\Core\Cache\DatabaseBackend::checksumTags1 0.3% -1 -0.3% -4 -0.6% 2,536 0.7% -400 -35.7%
field_content_languages0 0.0% 1 0.3% 3 0.5% 0 0.0% 0 0.0%
Drupal\Core\Cache\DatabaseBackend::getMultiple@10 0.0% -1 -0.3% -1 -0.2% 0 0.0% 0 0.0%
Drupal\user\UserStorageController::attachLoad0 0.0% -1 -0.3% 1 0.2% 24 0.0% 0 0.0%
Drupal\node\NodeStorageController::attachLoad0 0.0% 0 0.0% 1 0.2% 0 0.0% 0 0.0%
theme@20 0.0% 0 0.0% 0 0.0% -24 -0.0% 0 0.0%
element_get_visible_children0 0.0% 0 0.0% -1 -0.2% 0 0.0% 0 0.0%
Drupal\Core\Extension\CachedModuleHandler::getBootstrapModules0 0.0% 0 0.0% 1 0.2% 0 0.0% 0 0.0%
element_children0 0.0% 0 0.0% 5 0.8% 0 0.0% -888 -79.3%
block_page_build0 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 0.2% 0 0.0% 0 0.0%