Diff Report
Run #52e4a1c03557c: XHProf Run (Namespace=drupal-perf-drupalcon)
vs.
Run #52e4a222581ef: XHProf Run (Namespace=drupal-perf-drupalcon)
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Regression/Improvement summary for array_keys

array_keysRun #52e4a1c03557cRun #52e4a222581efDiffDiff%
Number of Function Calls821 821 0 0.0%
Incl. Wall Time (microsec)462 491 29 6.3%
Incl. Wall Time (microsec) per call 1 1 0 6.3%
Excl. Wall Time (microsec)462 491 29 6.3%
Incl. CPU (microsecs)1,153 1,205 52 4.5%
Incl. CPU (microsecs) per call 1 1 0 4.5%
Excl. CPU (microsec)1,153 1,205 52 4.5%
Incl. MemUse (bytes)301,728 301,712 -16 -0.0%
Incl. MemUse (bytes) per call 368 367 -0 -0.0%
Excl. MemUse (bytes)301,728 301,712 -16 -0.0%
Incl. PeakMemUse (bytes)44,352 43,808 -544 -1.2%
Incl. PeakMemUse (bytes) per call 54 53 -1 -1.2%
Excl. PeakMemUse (bytes)44,352 43,808 -544 -1.2%

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_keys0 N/A% 29 5.9% 52 24.5% -16 -0.1% -544 -2.1%
Exclusive Metrics Diff for Current Function29 100.0% 52 100.0% -16 -100.0% -544 -100.0%
Parent functions
Drupal\Core\Extension\ModuleHandler::alter0 N/A% 30 103.4% 29 55.8% 8 50.0% 8 1.5%
Drupal\Core\Cache\DatabaseBackend::checksumTags0 N/A% 14 48.3% 25 48.1% -16 -100.0% -64 -11.8%
Drupal\Core\Render\Element::children0 N/A% -10 -34.5% -21 -40.4% 8 50.0% 0 0.0%
Drupal\Core\Routing\RouteCompiler::getPathWithoutDefaults0 N/A% -2 -6.9% -6 -11.5% 0 0.0% 0 0.0%
Drupal\Core\Database\Connection::expandArguments0 N/A% 2 6.9% 18 34.6% 0 0.0% -48 -8.8%
Drupal\Core\Authentication\AuthenticationManager::defaultProviderId0 N/A% -2 -6.9% 1 1.9% 0 0.0% 0 0.0%
contextual_preprocess0 N/A% -1 -3.4% 1 1.9% 0 0.0% 0 0.0%
Drupal\field\Entity\FieldInstance::getPropertyNames0 N/A% -1 -3.4% 0 0.0% 0 0.0% 0 0.0%
Drupal\Core\Routing\RouteProvider::getRoutesByNames0 N/A% -1 -3.4% -1 -1.9% -8 -50.0% -360 -66.2%
Drupal\Core\Asset\CssCollectionRenderer::render0 N/A% 0 0.0% -1 -1.9% 0 0.0% 0 0.0%
Drupal\Core\Render\Element::getVisibleChildren0 N/A% 0 0.0% 0 0.0% 0 0.0% 0 0.0%
theme0 N/A% 0 0.0% 1 1.9% 0 0.0% 0 0.0%
system_page_alter0 N/A% 0 0.0% -1 -1.9% 0 0.0% 0 0.0%
theme@20 N/A% 0 0.0% 0 0.0% 0 0.0% 0 0.0%
theme@10 N/A% 0 0.0% 0 0.0% 0 0.0% 0 0.0%
Drupal\field\Entity\Field::getSchema0 N/A% 0 0.0% 0 0.0% 0 0.0% 0 0.0%
Drupal\Core\DrupalKernel::initializeContainer0 N/A% 0 0.0% -1 -1.9% 0 0.0% 0 0.0%
Drupal\Core\Cache\DatabaseBackend::getMultiple0 N/A% 0 0.0% 11 21.2% 0 0.0% 0 0.0%
Drupal\Core\Extension\ModuleHandler::getImplementations0 N/A% 0 0.0% -3 -5.8% -8 -50.0% -80 -14.7%
Symfony\Component\HttpFoundation\Request::getAcceptableContentTypes0 N/A% 0 0.0% 1 1.9% 0 0.0% 0 0.0%
Drupal\Core\Database\Query\Select::prepareCountQuery0 N/A% 0 0.0% 0 0.0% 0 0.0% 0 0.0%
block_page_build0 N/A% 0 0.0% -1 -1.9% 0 0.0% 0 0.0%