XHProf: Hierarchical Profiler Report

Diff Report: Run #519d44ffb3845: XHProf Run (Namespace=drupal-perf-drupalcon)
vs.
Run #519d45fd795a4: XHProf Run (Namespace=drupal-perf-drupalcon)
Tip: Click a function name below to drill down.

Regression/Improvement summary for array_merge

array_merge	Run #519d44ffb3845	Run #519d45fd795a4	Diff	Diff%
Number of Function Calls	267	296	29	10.9%
Incl. Wall Time (microsec)	814	969	155	19.0%
Incl. Wall Time (microsec) per call	3	3	0	7.4%
Excl. Wall Time (microsec)	814	969	155	19.0%
Incl. CPU (microsecs)	1,120	1,297	177	15.8%
Incl. CPU (microsecs) per call	4	4	0	4.5%
Excl. CPU (microsec)	1,120	1,297	177	15.8%
Incl. MemUse (bytes)	174,460	211,720	37,260	21.4%
Incl. MemUse (bytes) per call	653	715	62	9.5%
Excl. MemUse (bytes)	174,460	211,720	37,260	21.4%
Incl. PeakMemUse (bytes)	32,100	32,100	0	0.0%
Incl. PeakMemUse (bytes) per call	120	108	-12	-9.8%
Excl. PeakMemUse (bytes)	32,100	32,100	0	0.0%

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	29	100.0%	155	0.3%	177	0.3%	37,260	40.2%	0	0.0%
Exclusive Metrics Diff for Current Function			155	100.0%	177	100.0%	37,260	100.0%	0	N/A%
*Parent functions*
__TwigTemplate_6dcf996ed8aa066b5b78a1b50ba266ba::doDisplay	9	31.0%	91	58.7%	104	58.8%	25,576	68.6%	0	N/A%
_form_set_attributes	20	69.0%	46	29.7%	67	37.9%	11,680	31.3%	0	N/A%
Drupal\image\ImageStyleStorageController::attachLoad	0	0.0%	5	3.2%	4	2.3%	0	0.0%	0	N/A%
form_builder@2	0	0.0%	4	2.6%	-1	-0.6%	0	0.0%	0	N/A%
field_invoke_method	0	0.0%	3	1.9%	10	5.6%	0	0.0%	0	N/A%
Drupal\Core\Config\Entity\ConfigStorageController::attachLoad	0	0.0%	2	1.3%	-4	-2.3%	0	0.0%	0	N/A%
Drupal\Core\Database\Query\Update::execute	0	0.0%	-1	-0.6%	1	0.6%	0	0.0%	0	N/A%
Doctrine\Common\Annotations\AnnotationReader::collectParsingMetadata	0	0.0%	1	0.6%	-1	-0.6%	0	0.0%	0	N/A%
theme_pager_link	0	0.0%	1	0.6%	1	0.6%	0	0.0%	0	N/A%
Drupal\field\Plugin\Type\Formatter\FormatterBase::view	0	0.0%	1	0.6%	-1	-0.6%	0	0.0%	0	N/A%
Doctrine\Common\Reflection\StaticReflectionParser::parse	0	0.0%	1	0.6%	-1	-0.6%	0	0.0%	0	N/A%
Twig_Environment::__construct	0	0.0%	1	0.6%	1	0.6%	0	0.0%	0	N/A%
Doctrine\Common\Annotations\AnnotationRegistry::registerAutoloadNamespaces	0	0.0%	1	0.6%	2	1.1%	0	0.0%	0	N/A%
Symfony\Cmf\Component\Routing\ChainRouter::sortRouters	0	0.0%	-1	-0.6%	-1	-0.6%	0	0.0%	0	N/A%
form_builder@1	0	0.0%	-1	-0.6%	-1	-0.6%	0	0.0%	0	N/A%
Drupal\Core\Entity\DatabaseStorageController::attachLoad	0	0.0%	-1	-0.6%	-2	-1.1%	0	0.0%	0	N/A%
Drupal\node\NodeStorageController::attachLoad	0	0.0%	1	0.6%	1	0.6%	0	0.0%	0	N/A%
menu_get_item	0	0.0%	1	0.6%	1	0.6%	0	0.0%	0	N/A%
views_view_has_form_elements	0	0.0%	0	0.0%	0	0.0%	4	0.0%	0	N/A%
menu_local_tasks	0	0.0%	0	0.0%	-2	-1.1%	0	0.0%	0	N/A%
Symfony\Cmf\Component\Routing\DynamicRouter::sortRouteEnhancers	0	0.0%	0	0.0%	1	0.6%	0	0.0%	0	N/A%
Drupal\Core\Extension\ModuleHandler::alter	0	0.0%	0	0.0%	-1	-0.6%	0	0.0%	0	N/A%
file_field_prepare_view	0	0.0%	0	0.0%	-4	-2.3%	0	0.0%	0	N/A%
form_builder	0	0.0%	0	0.0%	1	0.6%	0	0.0%	0	N/A%
Drupal\Core\PathProcessor\PathProcessorManager::sortProcessors	0	0.0%	0	0.0%	2	1.1%	0	0.0%	0	N/A%
Twig_Environment::initGlobals	0	0.0%	0	0.0%	0	0.0%	0	0.0%	0	N/A%
drupal_retrieve_form	0	0.0%	0	0.0%	0	0.0%	0	0.0%	0	N/A%