XHProf: Hierarchical Profiler Report

Diff Report: Run #517c1c27a12c9: XHProf Run (Namespace=drupal-perf-cottser)
vs.
Run #517c1bb406b02: XHProf Run (Namespace=drupal-perf-cottser)
Tip: Click a function name below to drill down.

Regression/Improvement summary for array_merge

array_merge	Run #517c1c27a12c9	Run #517c1bb406b02	Diff	Diff%
Number of Function Calls	48	199	151	314.6%
Incl. Wall Time (microsec)	64	361	297	464.1%
Incl. Wall Time (microsec) per call	1	2	0	36.1%
Excl. Wall Time (microsec)	64	361	297	464.1%
Incl. CPU (microsecs)	114	508	394	345.6%
Incl. CPU (microsecs) per call	2	3	0	7.5%
Excl. CPU (microsec)	114	508	394	345.6%
Incl. MemUse (bytes)	42,712	406,296	363,584	851.2%
Incl. MemUse (bytes) per call	890	2,042	1,152	129.4%
Excl. MemUse (bytes)	42,712	406,296	363,584	851.2%
Incl. PeakMemUse (bytes)	20,864	22,176	1,312	6.3%
Incl. PeakMemUse (bytes) per call	435	111	-323	-74.4%
Excl. PeakMemUse (bytes)	20,864	22,176	1,312	6.3%

Parent/Child Regression/Improvement report for array_merge [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_merge	151	100.0%	297	0.1%	394	0.3%	363,584	81.7%	1,312	0.2%
Exclusive Metrics Diff for Current Function			297	100.0%	394	100.0%	363,584	100.0%	1,312	100.0%
*Parent functions*
Drupal\Core\Database\Driver\mysql\Insert::__toString	151	100.0%	302	101.7%	389	98.7%	363,584	100.0%	1,056	80.5%
Twig_Environment::__construct	0	0.0%	-3	-1.0%	-2	-0.5%	0	0.0%	0	0.0%
Symfony\Cmf\Component\Routing\DynamicRouter::sortRouteEnhancers	0	0.0%	-2	-0.7%	-3	-0.8%	0	0.0%	0	0.0%
Drupal\Core\Extension\ModuleHandler::alter	0	0.0%	-2	-0.7%	2	0.5%	0	0.0%	256	19.5%
menu_local_tasks	0	0.0%	1	0.3%	1	0.3%	0	0.0%	0	0.0%
theme_get_setting	0	0.0%	1	0.3%	1	0.3%	0	0.0%	0	0.0%
drupal_retrieve_form	0	0.0%	0	0.0%	0	0.0%	0	0.0%	0	0.0%
_form_set_attributes	0	0.0%	0	0.0%	1	0.3%	0	0.0%	0	0.0%
Twig_Environment::initGlobals	0	0.0%	0	0.0%	0	0.0%	0	0.0%	0	0.0%
field_invoke_method	0	0.0%	0	0.0%	3	0.8%	0	0.0%	0	0.0%
node_page_view	0	0.0%	0	0.0%	0	0.0%	0	0.0%	0	0.0%
Drupal\node\NodeStorageController::attachLoad	0	0.0%	0	0.0%	0	0.0%	0	0.0%	0	0.0%
Drupal\Core\Config\Entity\ConfigStorageController::attachLoad	0	0.0%	0	0.0%	3	0.8%	0	0.0%	0	0.0%
Drupal\Core\Entity\DatabaseStorageController::attachLoad	0	0.0%	0	0.0%	1	0.3%	0	0.0%	0	0.0%
menu_get_item	0	0.0%	0	0.0%	1	0.3%	0	0.0%	0	0.0%
Drupal\Core\PathProcessor\PathProcessorManager::sortProcessors	0	0.0%	0	0.0%	-2	-0.5%	0	0.0%	0	0.0%
Symfony\Cmf\Component\Routing\ChainRouter::sortRouters	0	0.0%	0	0.0%	-1	-0.3%	0	0.0%	0	0.0%
Drupal\field\Plugin\Type\Formatter\FormatterBase::view	0	0.0%	0	0.0%	0	0.0%	0	0.0%	0	0.0%