Diff Report
Run #538e3ac0de109: XHProf Run (Namespace=drupal-perf-cottser)
vs.
Run #538e3b37c1a66: XHProf Run (Namespace=drupal-perf-cottser)
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Regression/Improvement summary for array_keys

array_keysRun #538e3ac0de109Run #538e3b37c1a66DiffDiff%
Number of Function Calls1,856 1,812 -44 -2.4%
Incl. Wall Time (microsec)1,074 1,102 28 2.6%
Incl. Wall Time (microsec) per call 1 1 0 5.1%
Excl. Wall Time (microsec)1,074 1,102 28 2.6%
Incl. CPU (microsecs)2,670 2,663 -7 -0.3%
Incl. CPU (microsecs) per call 1 1 0 2.2%
Excl. CPU (microsec)2,670 2,663 -7 -0.3%
Incl. MemUse (bytes)1,320,128 1,369,008 48,880 3.7%
Incl. MemUse (bytes) per call 711 756 44 6.2%
Excl. MemUse (bytes)1,320,128 1,369,008 48,880 3.7%
Incl. PeakMemUse (bytes)122,904 123,536 632 0.5%
Incl. PeakMemUse (bytes) per call 66 68 2 3.0%
Excl. PeakMemUse (bytes)122,904 123,536 632 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-44 -100.0% 28 0.7% -7 -0.2% 48,880 45.6% 632 0.5%
Exclusive Metrics Diff for Current Function28 100.0% -7 -100.0% 48,880 100.0% 632 100.0%
Parent functions
block_page_build0 0.0% 0 0.0% -2 -28.6% 0 0.0% 0 0.0%
contextual_preprocess50 113.6% 50 178.6% 75 1071.4% 54,616 111.7% 896 141.8%
Drupal\comment\CommentStatistics::read0 0.0% 0 0.0% 1 14.3% 0 0.0% 0 0.0%
Drupal\Core\Asset\CssCollectionRenderer::render0 0.0% 1 3.6% -1 -14.3% 0 0.0% 0 0.0%
Drupal\Core\Authentication\AuthenticationManager::defaultProviderId0 0.0% 0 0.0% -1 -14.3% 0 0.0% 0 0.0%
Drupal\Core\Cache\CacheContexts::convertTokensToKeys0 0.0% 1 3.6% -3 -42.9% 0 0.0% 0 0.0%
Drupal\Core\Cache\DatabaseBackend::checksumTags2 4.5% 3 10.7% -1 -14.3% 1,744 3.6% -1,064 -168.4%
Drupal\Core\Cache\DatabaseBackend::getMultiple2 4.5% -1 -3.6% 8 114.3% 800 1.6% 0 0.0%
Drupal\Core\Database\Connection::expandArguments2 4.5% 1 3.6% 31 442.9% 672 1.4% 48 7.6%
Drupal\Core\Entity\ContentEntityDatabaseStorage::attachPropertyData0 0.0% 0 0.0% -1 -14.3% 0 0.0% 0 0.0%
Drupal\Core\Entity\ContentEntityDatabaseStorage::getTableMapping0 0.0% 0 0.0% 1 14.3% 0 0.0% 0 0.0%
Drupal\Core\Entity\Entity::uriRelationships0 0.0% 0 0.0% 0 0.0% 0 0.0% 0 0.0%
Drupal\Core\Entity\EntityStorageBase::loadMultiple0 0.0% 0 0.0% 3 42.9% 0 0.0% 0 0.0%
Drupal\Core\Entity\EntityViewBuilder::buildMultiple0 0.0% 1 3.6% 0 0.0% 0 0.0% 0 0.0%
Drupal\Core\Entity\Query\Sql\Tables::getTableMapping0 0.0% -1 -3.6% -2 -28.6% 0 0.0% 0 0.0%
Drupal\Core\Entity\Sql\DefaultTableMapping::getColumnNames0 0.0% 4 14.3% 12 171.4% 0 0.0% 0 0.0%
Drupal\Core\Extension\ModuleHandler::alter0 0.0% -1 -3.6% 1 14.3% 0 0.0% 0 0.0%
Drupal\Core\Extension\ModuleHandler::getImplementations0 0.0% -1 -3.6% -18 -257.1% 0 0.0% -448 -70.9%
Drupal\Core\Field\FieldDefinition::getSchema0 0.0% -8 -28.6% -8 -114.3% 0 0.0% 0 0.0%
Drupal\Core\Field\FieldItemBase::setValue0 0.0% -7 -25.0% 6 85.7% 0 0.0% -48 -7.6%
Drupal\Core\Field\FieldItemList::setValue0 0.0% -4 -14.3% -1 -14.3% 0 0.0% 0 0.0%
Drupal\Core\Plugin\DefaultPluginBag::__construct0 0.0% 0 0.0% -6 -85.7% 0 0.0% 0 0.0%
Drupal\Core\Render\Element::children-100 -227.3% 9 32.1% -88 -1257.1% -8,800 -18.0% 88 13.9%
Drupal\Core\Render\Element::getVisibleChildren0 0.0% 0 0.0% -1 -14.3% 0 0.0% 0 0.0%
Drupal\Core\Routing\RouteCompiler::getPathWithoutDefaults0 0.0% -1 -3.6% 5 71.4% 0 0.0% 0 0.0%
Drupal\Core\Routing\RouteProvider::getRoutesByNames0 0.0% -16 -57.1% -5 -71.4% -136 -0.3% -440 -69.6%
Drupal\entity\Entity\EntityViewDisplay::collectRenderDisplays0 0.0% 0 0.0% 0 0.0% 0 0.0% 0 0.0%
Drupal\user\UserStorage::addRoles0 0.0% 0 0.0% -1 -14.3% 0 0.0% 0 0.0%
menu_set_active_menu_names0 0.0% 0 0.0% 0 0.0% 0 0.0% 0 0.0%
rdf_preprocess_node0 0.0% -3 -10.7% -4 -57.1% 0 0.0% 0 0.0%
Symfony\Component\HttpFoundation\Request::getAcceptableContentTypes0 0.0% 0 0.0% 2 28.6% 0 0.0% 0 0.0%
system_page_alter0 0.0% -2 -7.1% -3 -42.9% 0 0.0% 0 0.0%
_drupal_render_process_post_render_cache0 0.0% 0 0.0% 0 0.0% 0 0.0% 0 0.0%
_theme0 0.0% -1 -3.6% 0 0.0% -8 -0.0% 0 0.0%
_theme@10 0.0% 2 7.1% -1 -14.3% 0 0.0% 0 0.0%
_theme@20 0.0% 2 7.1% 0 0.0% 0 0.0% 0 0.0%
_theme@30 0.0% 0 0.0% -3 -42.9% 0 0.0% -192 -30.4%
_theme@40 0.0% 0 0.0% -2 -28.6% -8 -0.0% 1,792 283.5%