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

array_keysRun #531ccbd4518b6Run #531ccb2cb8e3dDiffDiff%
Number of Function Calls1,179 1,192 13 1.1%
Incl. Wall Time (microsec)1,461 1,418 -43 -2.9%
Incl. Wall Time (microsec) per call 1 1 -0 -4.0%
Excl. Wall Time (microsec)1,461 1,418 -43 -2.9%
Incl. CPU (microsecs)2,505 2,415 -90 -3.6%
Incl. CPU (microsecs) per call 2 2 -0 -4.6%
Excl. CPU (microsec)2,505 2,415 -90 -3.6%
Incl. MemUse (bytes)2,239,656 2,240,728 1,072 0.0%
Incl. MemUse (bytes) per call 1,900 1,880 -20 -1.0%
Excl. MemUse (bytes)2,239,656 2,240,728 1,072 0.0%
Incl. PeakMemUse (bytes)147,672 148,696 1,024 0.7%
Incl. PeakMemUse (bytes) per call 125 125 -1 -0.4%
Excl. PeakMemUse (bytes)147,672 148,696 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_keys13 100.0% -43 -43.9% -90 -34.5% 1,072 2.8% 1,024 2.6%
Exclusive Metrics Diff for Current Function-43 -100.0% -90 -100.0% 1,072 100.0% 1,024 100.0%
Parent functions
Drupal\Core\Routing\RouteProvider::getRoutesByNames0 0.0% -16 -37.2% -14 -15.6% -32 -3.0% -16 -1.6%
Drupal\Core\Extension\ModuleHandler::getImplementations1 7.7% -15 -34.9% -32 -35.6% 56 5.2% 1,048 102.3%
Drupal\Core\Cache\DatabaseBackend::checksumTags0 0.0% -13 -30.2% -19 -21.1% -8 -0.7% 200 19.5%
Drupal\Core\Cache\DatabaseBackend::getMultiple0 0.0% -5 -11.6% -1 -1.1% 0 0.0% 0 0.0%
Drupal\Core\Render\Element::children12 92.3% 4 9.3% -16 -17.8% 1,048 97.8% 0 0.0%
Drupal\Core\Database\Connection::expandArguments0 0.0% 3 7.0% -9 -10.0% -24 -2.2% 80 7.8%
Drupal\Core\Routing\RouteCompiler::getPathWithoutDefaults0 0.0% 2 4.7% 10 11.1% 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%
contextual_preprocess-1 -7.7% 1 2.3% -1 -1.1% -336 -31.3% -736 -71.9%
Drupal\Core\Extension\ModuleHandler::alter0 0.0% -1 -2.3% 1 1.1% 0 0.0% 40 3.9%
Drupal\Core\Field\FieldItemBase::setValue0 0.0% -1 -2.3% 0 0.0% 0 0.0% 0 0.0%
_theme0 0.0% 1 2.3% -1 -1.1% 0 0.0% 0 0.0%
drupal_schema_fields_sql0 0.0% -1 -2.3% 0 0.0% 16 1.5% 0 0.0%
Drupal\Core\Entity\FieldableDatabaseStorageController::attachPropertyData0 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\Render\Element::getVisibleChildren0 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%
_theme@11 7.7% 0 0.0% -5 -5.6% 336 31.3% 392 38.3%
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%
Drupal\Core\Authentication\AuthenticationManager::defaultProviderId0 0.0% 0 0.0% 1 1.1% 0 0.0% 0 0.0%
_theme@20 0.0% 0 0.0% -1 -1.1% 0 0.0% 0 0.0%
block_page_build0 0.0% 0 0.0% 0 0.0% 0 0.0% 0 0.0%
system_page_alter0 0.0% 0 0.0% -1 -1.1% 16 1.5% 16 1.6%