XHProf: Hierarchical Profiler Report

Diff Report: Run #51abc588c7973: XHProf Run (Namespace=drupal-perf-cottser)
vs.
Run #51abc4cb0a647: XHProf Run (Namespace=drupal-perf-cottser)
Tip: Click a function name below to drill down.

Regression/Improvement summary for array_keys

array_keys	Run #51abc588c7973	Run #51abc4cb0a647	Diff	Diff%
Number of Function Calls	448	448	0	0.0%
Incl. Wall Time (microsec)	610	648	38	6.2%
Incl. Wall Time (microsec) per call	1	1	0	6.2%
Excl. Wall Time (microsec)	610	648	38	6.2%
Incl. CPU (microsecs)	962	1,002	40	4.2%
Incl. CPU (microsecs) per call	2	2	0	4.2%
Excl. CPU (microsec)	962	1,002	40	4.2%
Incl. MemUse (bytes)	256,712	256,720	8	0.0%
Incl. MemUse (bytes) per call	573	573	0	0.0%
Excl. MemUse (bytes)	256,712	256,720	8	0.0%
Incl. PeakMemUse (bytes)	53,856	53,936	80	0.1%
Incl. PeakMemUse (bytes) per call	120	120	0	0.1%
Excl. PeakMemUse (bytes)	53,856	53,936	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	0	N/A%	38	69.1%	40	2.4%	8	0.0%	80	0.3%
Exclusive Metrics Diff for Current Function			38	100.0%	40	100.0%	8	100.0%	80	100.0%
*Parent functions*
Drupal\Core\Cache\DatabaseBackend::checksumTags	0	N/A%	50	131.6%	48	120.0%	8	100.0%	32	40.0%
Drupal\Core\DrupalKernel::initializeContainer	0	N/A%	-14	-36.8%	-14	-35.0%	0	0.0%	0	0.0%
element_children	0	N/A%	3	7.9%	10	25.0%	0	0.0%	0	0.0%
Drupal\Core\Cache\DatabaseBackend::getMultiple	0	N/A%	3	7.9%	18	45.0%	0	0.0%	0	0.0%
Drupal\Core\Database\Connection::expandArguments	0	N/A%	-2	-5.3%	-10	-25.0%	0	0.0%	48	60.0%
theme@1	0	N/A%	-2	-5.3%	-4	-10.0%	0	0.0%	0	0.0%
drupal_schema_fields_sql	0	N/A%	-1	-2.6%	-2	-5.0%	0	0.0%	0	0.0%
Drupal\Core\ParamConverter\EntityConverter::process	0	N/A%	-1	-2.6%	2	5.0%	0	0.0%	0	0.0%
element_get_visible_children	0	N/A%	1	2.6%	-1	-2.5%	0	0.0%	0	0.0%
system_page_alter	0	N/A%	1	2.6%	1	2.5%	0	0.0%	0	0.0%
Drupal\Core\Cache\DatabaseBackend::getMultiple@1	0	N/A%	-1	-2.6%	2	5.0%	0	0.0%	0	0.0%
Drupal\Core\Extension\ModuleHandler::getImplementations	0	N/A%	1	2.6%	-1	-2.5%	0	0.0%	0	0.0%
Drupal\Core\Database\Query\Insert::fields	0	N/A%	0	0.0%	0	0.0%	0	0.0%	0	0.0%
drupal_get_js	0	N/A%	0	0.0%	-1	-2.5%	0	0.0%	0	0.0%
theme@2	0	N/A%	0	0.0%	-1	-2.5%	0	0.0%	0	0.0%
Drupal\Core\Extension\ModuleHandler::alter	0	N/A%	0	0.0%	0	0.0%	0	0.0%	0	0.0%
menu_set_active_menu_names	0	N/A%	0	0.0%	0	0.0%	0	0.0%	0	0.0%
Drupal\Core\Entity\DatabaseStorageController::load	0	N/A%	0	0.0%	-4	-10.0%	0	0.0%	0	0.0%
Drupal\Core\Entity\Field\FieldItemBase::setValue	0	N/A%	0	0.0%	2	5.0%	0	0.0%	0	0.0%
Drupal\Core\Extension\CachedModuleHandler::getBootstrapModules	0	N/A%	0	0.0%	0	0.0%	0	0.0%	0	0.0%
Drupal\Core\Entity\Field\Type\Field::setValue	0	N/A%	0	0.0%	0	0.0%	0	0.0%	0	0.0%
Drupal\Core\Routing\RouteCompiler::getPathWithoutDefaults	0	N/A%	0	0.0%	-2	-5.0%	0	0.0%	0	0.0%
block_page_build	0	N/A%	0	0.0%	-1	-2.5%	0	0.0%	0	0.0%
Symfony\Component\HttpFoundation\Request::getAcceptableContentTypes	0	N/A%	0	0.0%	-2	-5.0%	0	0.0%	0	0.0%
Drupal\user\UserStorageController::attachLoad	0	N/A%	0	0.0%	0	0.0%	0	0.0%	0	0.0%