Diff Report
Run #531ccb2cb8e3d: XHProf Run (Namespace=drupal-perf-cottser)
vs.
Run #531ccbd4518b6: XHProf Run (Namespace=drupal-perf-cottser)
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Regression/Improvement summary for array_keys

array_keysRun #531ccb2cb8e3dRun #531ccbd4518b6DiffDiff%
Number of Function Calls1,192 1,179 -13 -1.1%
Incl. Wall Time (microsec)1,418 1,461 43 3.0%
Incl. Wall Time (microsec) per call 1 1 0 4.2%
Excl. Wall Time (microsec)1,418 1,461 43 3.0%
Incl. CPU (microsecs)2,415 2,505 90 3.7%
Incl. CPU (microsecs) per call 2 2 0 4.9%
Excl. CPU (microsec)2,415 2,505 90 3.7%
Incl. MemUse (bytes)2,240,728 2,239,656 -1,072 -0.0%
Incl. MemUse (bytes) per call 1,880 1,900 20 1.1%
Excl. MemUse (bytes)2,240,728 2,239,656 -1,072 -0.0%
Incl. PeakMemUse (bytes)148,696 147,672 -1,024 -0.7%
Incl. PeakMemUse (bytes) per call 125 125 1 0.4%
Excl. PeakMemUse (bytes)148,696 147,672 -1,024 -0.7%

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_keys-13 -100.0% 43 43.9% 90 34.5% -1,072 -2.8% -1,024 -2.6%
Exclusive Metrics Diff for Current Function43 100.0% 90 100.0% -1,072 -100.0% -1,024 -100.0%
Parent functions
Drupal\Core\Render\Element::children-12 -92.3% -4 -9.3% 16 17.8% -1,048 -97.8% 0 0.0%
_theme@1-1 -7.7% 0 0.0% 5 5.6% -336 -31.3% -392 -38.3%
contextual_preprocess1 7.7% -1 -2.3% 1 1.1% 336 31.3% 736 71.9%
Drupal\Core\Extension\ModuleHandler::getImplementations-1 -7.7% 15 34.9% 32 35.6% -56 -5.2% -1,048 -102.3%
Drupal\Core\Routing\RouteProvider::getRoutesByNames0 0.0% 16 37.2% 14 15.6% 32 3.0% 16 1.6%
Drupal\Core\Database\Connection::expandArguments0 0.0% -3 -7.0% 9 10.0% 24 2.2% -80 -7.8%
drupal_schema_fields_sql0 0.0% 1 2.3% 0 0.0% -16 -1.5% 0 0.0%
system_page_alter0 0.0% 0 0.0% 1 1.1% -16 -1.5% -16 -1.6%
Drupal\Core\Cache\DatabaseBackend::checksumTags0 0.0% 13 30.2% 19 21.1% 8 0.7% -200 -19.5%
Drupal\Core\Field\FieldItemBase::setValue0 0.0% 1 2.3% 0 0.0% 0 0.0% 0 0.0%
Drupal\Core\Entity\FieldableDatabaseStorageController::attachPropertyData0 0.0% 0 0.0% 0 0.0% 0 0.0% 0 0.0%
Drupal\Core\Entity\FieldableDatabaseStorageController::loadMultiple0 0.0% 0 0.0% -2 -2.2% 0 0.0% 0 0.0%
Drupal\Core\Render\Element::getVisibleChildren0 0.0% 0 0.0% 0 0.0% 0 0.0% 0 0.0%
Drupal\Core\Config\Entity\Query\Condition::matchArray@10 0.0% 0 0.0% 0 0.0% 0 0.0% 0 0.0%
drupal_get_js0 0.0% 0 0.0% 1 1.1% 0 0.0% 0 0.0%
Drupal\Core\Asset\CssCollectionRenderer::render0 0.0% 2 4.7% 3 3.3% 0 0.0% 0 0.0%
Drupal\Core\Routing\RouteCompiler::getPathWithoutDefaults0 0.0% -2 -4.7% -10 -11.1% 0 0.0% 0 0.0%
Drupal\Core\Extension\ModuleHandler::alter0 0.0% 1 2.3% -1 -1.1% 0 0.0% -40 -3.9%
_theme0 0.0% -1 -2.3% 1 1.1% 0 0.0% 0 0.0%
Drupal\Core\Authentication\AuthenticationManager::defaultProviderId0 0.0% 0 0.0% -1 -1.1% 0 0.0% 0 0.0%
Symfony\Component\HttpFoundation\Request::getAcceptableContentTypes0 0.0% 0 0.0% 0 0.0% 0 0.0% 0 0.0%
Drupal\Core\DrupalKernel::initializeContainer0 0.0% 0 0.0% 0 0.0% 0 0.0% 0 0.0%
block_page_build0 0.0% 0 0.0% 0 0.0% 0 0.0% 0 0.0%
_theme@20 0.0% 0 0.0% 1 1.1% 0 0.0% 0 0.0%
Drupal\Core\Cache\DatabaseBackend::getMultiple0 0.0% 5 11.6% 1 1.1% 0 0.0% 0 0.0%