Run Report
Run #52e49b28a90e1: XHProf Run (Namespace=drupal-perf-drupalcon)
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Parent/Child report for array_keys [View Callgraph ]


Function NameCallsCalls%Incl. Wall Time
(microsec)
IWall%Incl. CPU
(microsecs)
ICpu%Incl.
MemUse
(bytes)
IMemUse%Incl.
PeakMemUse
(bytes)
IPeakMemUse%
Current Function
array_keys884 99.0% 482 0.3% 1,272 0.8% 325,768 2.2% 45,184 0.3%
Exclusive Metrics for Current Function482 100.0% 1,272 100.0% 325,768 100.0% 45,184 100.0%
Parent functions
Drupal\Core\Cache\DatabaseBackend::checksumTags80 9.0% 111 23.0% 181 14.2% 70,680 21.7% 13,264 29.4%
Drupal\Core\Database\Connection::expandArguments90 10.2% 96 19.9% 151 11.9% 36,144 11.1% 3,472 7.7%
Drupal\Core\Extension\ModuleHandler::getImplementations269 30.4% 69 14.3% 320 25.2% 52,064 16.0% 5,872 13.0%
Drupal\Core\Cache\DatabaseBackend::getMultiple63 7.1% 63 13.1% 110 8.6% 23,944 7.4% 0 0.0%
Drupal\Core\Render\Element::children312 35.3% 63 13.1% 355 27.9% 75,976 23.3% 1,816 4.0%
Drupal\Core\Routing\RouteCompiler::getPathWithoutDefaults25 2.8% 19 3.9% 56 4.4% 10,128 3.1% 720 1.6%
Drupal\Core\DrupalKernel::initializeContainer2 0.2% 14 2.9% 14 1.1% 15,840 4.9% 14,384 31.8%
Symfony\Component\HttpFoundation\Request::getAcceptableContentTypes10 1.1% 10 2.1% 14 1.1% 4,184 1.3% 688 1.5%
Drupal\Core\Authentication\AuthenticationManager::defaultProviderId10 1.1% 10 2.1% 18 1.4% 4,184 1.3% 768 1.7%
Drupal\Core\Extension\ModuleHandler::alter2 0.2% 7 1.5% 8 0.6% 8,640 2.7% 176 0.4%
theme@13 0.3% 6 1.2% 9 0.7% 2,280 0.7% 1,456 3.2%
system_page_alter1 0.1% 2 0.4% 4 0.3% 4,016 1.2% 0 0.0%
Drupal\Core\Asset\CssCollectionRenderer::render1 0.1% 2 0.4% 4 0.3% 2,744 0.8% 0 0.0%
Drupal\field\Entity\Field::getSchema2 0.2% 2 0.4% 5 0.4% 1,464 0.4% 608 1.3%
Drupal\Core\Routing\RouteProvider::getRoutesByNames2 0.2% 2 0.4% 5 0.4% 1,256 0.4% 608 1.3%
block_page_build1 0.1% 2 0.4% 3 0.2% 4,136 1.3% 0 0.0%
contextual_preprocess3 0.3% 1 0.2% 4 0.3% 1,784 0.5% 0 0.0%
theme@21 0.1% 1 0.2% 2 0.2% 1,768 0.5% 0 0.0%
Drupal\Core\Database\Query\Select::prepareCountQuery2 0.2% 1 0.2% 4 0.3% 984 0.3% 824 1.8%
theme1 0.1% 1 0.2% 1 0.1% 1,096 0.3% 0 0.0%
Drupal\field\Entity\FieldInstance::getPropertyNames2 0.2% 0 0.0% 3 0.2% 1,480 0.5% 528 1.2%
Drupal\Core\Render\Element::getVisibleChildren2 0.2% 0 0.0% 1 0.1% 976 0.3% 0 0.0%