Diff Report
Run #52d4b590e6e18: XHProf Run (Namespace=drupal-perf-cottser)
vs.
Run #52d4b60c154f6: XHProf Run (Namespace=drupal-perf-cottser)
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Regression/Improvement summary for array_keys

array_keysRun #52d4b590e6e18Run #52d4b60c154f6DiffDiff%
Number of Function Calls723 707 -16 -2.2%
Incl. Wall Time (microsec)447 422 -25 -5.6%
Incl. Wall Time (microsec) per call 1 1 -0 -3.5%
Excl. Wall Time (microsec)447 422 -25 -5.6%
Incl. CPU (microsecs)1,061 1,046 -15 -1.4%
Incl. CPU (microsecs) per call 1 1 0 0.8%
Excl. CPU (microsec)1,061 1,046 -15 -1.4%
Incl. MemUse (bytes)342,608 335,632 -6,976 -2.0%
Incl. MemUse (bytes) per call 474 475 1 0.2%
Excl. MemUse (bytes)342,608 335,632 -6,976 -2.0%
Incl. PeakMemUse (bytes)74,264 73,920 -344 -0.5%
Incl. PeakMemUse (bytes) per call 103 105 2 1.8%
Excl. PeakMemUse (bytes)74,264 73,920 -344 -0.5%

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-16 -100.0% -25 -0.9% -15 -0.6% -6,976 -5.9% -344 -0.3%
Exclusive Metrics Diff for Current Function-25 -100.0% -15 -100.0% -6,976 -100.0% -344 -100.0%
Parent functions
drupal_schema_fields_sql0 0.0% -26 -104.0% -25 -166.7% -16 -0.2% -16 -4.7%
Symfony\Component\HttpFoundation\Request::getAcceptableContentTypes0 0.0% 3 12.0% 0 0.0% 0 0.0% 0 0.0%
Drupal\Core\Cache\DatabaseBackend::checksumTags-2 -12.5% -3 -12.0% -10 -66.7% -2,000 -28.7% -288 -83.7%
Drupal\Core\Authentication\AuthenticationManager::defaultProviderId0 0.0% 2 8.0% 6 40.0% 0 0.0% 0 0.0%
Drupal\Core\Cache\DatabaseBackend::getMultiple-2 -12.5% 2 8.0% 2 13.3% -736 -10.6% 0 0.0%
block_page_build0 0.0% -2 -8.0% -1 -6.7% 0 0.0% 0 0.0%
contextual_preprocess-2 -12.5% 1 4.0% 0 0.0% -1,512 -21.7% -88 -25.6%
Drupal\Core\Database\Connection::expandArguments-2 -12.5% -1 -4.0% -4 -26.7% -672 -9.6% 240 69.8%
Drupal\Core\Render\Element::children-2 -12.5% -1 -4.0% -2 -13.3% -176 -2.5% 0 0.0%
theme@2-1 -6.2% -1 -4.0% -1 -6.7% -840 -12.0% -192 -55.8%
Drupal\Core\DrupalKernel::initializeContainer0 0.0% 1 4.0% 1 6.7% 0 0.0% 0 0.0%
Drupal\user\UserStorageController::addRoles0 0.0% 0 0.0% 2 13.3% 0 0.0% 0 0.0%
theme@30 0.0% 0 0.0% -3 -20.0% 0 0.0% 0 0.0%
Drupal\Core\Render\Element::getVisibleChildren0 0.0% 0 0.0% 1 6.7% 0 0.0% 0 0.0%
Drupal\Core\Routing\RouteProvider::getRoutesByNames0 0.0% 0 0.0% 1 6.7% 0 0.0% 0 0.0%
system_page_alter0 0.0% 0 0.0% 2 13.3% 0 0.0% 0 0.0%
Drupal\Core\Asset\CssCollectionRenderer::render0 0.0% 0 0.0% 1 6.7% 0 0.0% 0 0.0%
Drupal\Core\Entity\FieldableDatabaseStorageController::loadMultiple0 0.0% 0 0.0% 0 0.0% 0 0.0% 0 0.0%
Drupal\Core\Field\FieldItemBase::setValue0 0.0% 0 0.0% -4 -26.7% 0 0.0% 0 0.0%
Drupal\Core\Routing\RouteCompiler::getPathWithoutDefaults0 0.0% 0 0.0% 3 20.0% 0 0.0% 0 0.0%
Drupal\Core\Extension\ModuleHandler::getImplementations-4 -25.0% 0 0.0% 18 120.0% -352 -5.0% 0 0.0%
Drupal\Core\Field\FieldItemList::setValue0 0.0% 0 0.0% 0 0.0% 0 0.0% 0 0.0%
taxonomy_get_tree0 0.0% 0 0.0% -1 -6.7% 0 0.0% 0 0.0%
theme0 0.0% 0 0.0% 1 6.7% 168 2.4% 0 0.0%
Drupal\Core\Extension\ModuleHandler::alter0 0.0% 0 0.0% -1 -6.7% 0 0.0% 0 0.0%
theme@1-1 -6.2% 0 0.0% -1 -6.7% -840 -12.0% 0 0.0%