XHProf: Hierarchical Profiler Report

Diff Report: Run #5204417bc7ab7: XHProf Run (Namespace=drupal-perf-cottser)
vs.
Run #5204425923c81: XHProf Run (Namespace=drupal-perf-cottser)
Tip: Click a function name below to drill down.

Regression/Improvement summary for array_keys

array_keys	Run #5204417bc7ab7	Run #5204425923c81	Diff	Diff%
Number of Function Calls	1,316	1,317	1	0.1%
Incl. Wall Time (microsec)	1,349	1,299	-50	-3.7%
Incl. Wall Time (microsec) per call	1	1	-0	-3.8%
Excl. Wall Time (microsec)	1,349	1,299	-50	-3.7%
Incl. CPU (microsecs)	2,434	2,384	-50	-2.1%
Incl. CPU (microsecs) per call	2	2	-0	-2.1%
Excl. CPU (microsec)	2,434	2,384	-50	-2.1%
Incl. MemUse (bytes)	592,296	593,480	1,184	0.2%
Incl. MemUse (bytes) per call	450	451	1	0.1%
Excl. MemUse (bytes)	592,296	593,480	1,184	0.2%
Incl. PeakMemUse (bytes)	92,920	92,840	-80	-0.1%
Incl. PeakMemUse (bytes) per call	71	70	-0	-0.2%
Excl. PeakMemUse (bytes)	92,920	92,840	-80	-0.1%

Parent/Child Regression/Improvement report for array_keys [View Callgraph Diff]

Function Name	Calls Diff	Calls 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	1	100.0%	-50	-63.3%	-50	-6.4%	1,184	2.5%	-80	-0.2%
Exclusive Metrics Diff for Current Function			-50	-100.0%	-50	-100.0%	1,184	100.0%	-80	-100.0%
*Parent functions*
element_children	0	0.0%	-38	-76.0%	-29	-58.0%	24	2.0%	24	30.0%
Drupal\Core\Database\Connection::expandArguments	0	0.0%	11	22.0%	20	40.0%	0	0.0%	32	40.0%
Drupal\Core\Entity\DatabaseStorageController::loadMultiple	0	0.0%	-7	-14.0%	-3	-6.0%	0	0.0%	0	0.0%
Drupal\Core\Extension\ModuleHandler::alter	0	0.0%	-6	-12.0%	-1	-2.0%	-8	-0.7%	0	0.0%
Drupal\Core\Cache\DatabaseBackend::getMultiple	0	0.0%	-5	-10.0%	-5	-10.0%	0	0.0%	0	0.0%
drupal_schema_fields_sql	0	0.0%	5	10.0%	8	16.0%	0	0.0%	0	0.0%
theme@4	0	0.0%	-4	-8.0%	5	10.0%	0	0.0%	0	0.0%
block_page_build	0	0.0%	-4	-8.0%	-5	-10.0%	0	0.0%	-88	-110.0%
Drupal\Core\Entity\Field\FieldItemBase::setValue	0	0.0%	-3	-6.0%	-11	-22.0%	0	0.0%	0	0.0%
_views_query_tag_alter_condition@2	0	0.0%	-3	-6.0%	-3	-6.0%	0	0.0%	-40	-50.0%
Drupal\Core\Routing\RouteCompiler::getPathWithoutDefaults	0	0.0%	3	6.0%	0	0.0%	0	0.0%	0	0.0%
Drupal\Core\Cache\DatabaseBackend::checksumTags	0	0.0%	2	4.0%	-6	-12.0%	-8	-0.7%	-8	-10.0%
field_content_languages	0	0.0%	-2	-4.0%	-7	-14.0%	0	0.0%	0	0.0%
Drupal\Core\Entity\EntityNG::uri	0	0.0%	-1	-2.0%	0	0.0%	0	0.0%	0	0.0%
Drupal\Core\Entity\DatabaseStorageControllerNG::attachPropertyData	0	0.0%	1	2.0%	4	8.0%	0	0.0%	0	0.0%
Drupal\Core\DrupalKernel::initializeContainer	0	0.0%	1	2.0%	-2	-4.0%	0	0.0%	0	0.0%
Drupal\Core\Extension\ModuleHandler::getImplementations	0	0.0%	-1	-2.0%	-23	-46.0%	0	0.0%	0	0.0%
contextual_preprocess	1	100.0%	1	2.0%	4	8.0%	1,176	99.3%	0	0.0%
theme@3	0	0.0%	1	2.0%	-1	-2.0%	0	0.0%	0	0.0%
Drupal\Core\Database\Query\Select::prepareCountQuery	0	0.0%	-1	-2.0%	2	4.0%	0	0.0%	0	0.0%
system_page_alter	0	0.0%	0	0.0%	1	2.0%	0	0.0%	0	0.0%
theme@2	0	0.0%	0	0.0%	0	0.0%	0	0.0%	0	0.0%
Drupal\Core\Database\Query\Insert::fields	0	0.0%	0	0.0%	3	6.0%	0	0.0%	0	0.0%
theme	0	0.0%	0	0.0%	1	2.0%	0	0.0%	0	0.0%
Drupal\Core\Asset\CssCollectionRenderer::render	0	0.0%	0	0.0%	1	2.0%	0	0.0%	0	0.0%
element_get_visible_children	0	0.0%	0	0.0%	1	2.0%	0	0.0%	0	0.0%
theme@1	0	0.0%	0	0.0%	3	6.0%	0	0.0%	0	0.0%
Drupal\node\NodeStorageController::attachLoad	0	0.0%	0	0.0%	-2	-4.0%	0	0.0%	0	0.0%
Drupal\Core\Authentication\AuthenticationManager::defaultProviderId	0	0.0%	0	0.0%	0	0.0%	0	0.0%	0	0.0%
Symfony\Component\HttpFoundation\Request::getAcceptableContentTypes	0	0.0%	0	0.0%	-5	-10.0%	0	0.0%	0	0.0%
Drupal\Core\Routing\RouteProvider::getRoutesByNames	0	0.0%	0	0.0%	1	2.0%	0	0.0%	0	0.0%
Drupal\Core\Extension\CachedModuleHandler::getBootstrapModules	0	0.0%	0	0.0%	-1	-2.0%	0	0.0%	0	0.0%
Drupal\Component\Plugin\DefaultPluginBag::__construct	0	0.0%	0	0.0%	1	2.0%	0	0.0%	0	0.0%
Drupal\views\Routing\ViewPageController::handle	0	0.0%	0	0.0%	0	0.0%	0	0.0%	0	0.0%
Drupal\Core\Entity\EntityBCDecorator::__get	0	0.0%	0	0.0%	-4	-8.0%	0	0.0%	0	0.0%
Drupal\Core\Cache\DatabaseBackend::getMultiple@1	0	0.0%	0	0.0%	2	4.0%	0	0.0%	0	0.0%
Drupal\user\UserStorageController::addRoles	0	0.0%	0	0.0%	1	2.0%	0	0.0%	0	0.0%
Drupal\Core\Entity\Field\Field::setValue	0	0.0%	0	0.0%	0	0.0%	0	0.0%	0	0.0%