XHProf: Hierarchical Profiler Report

Diff Report: Run #538ce49a96f74: XHProf Run (Namespace=drupal-perf-steinmb)
vs.
Run #538ce4363dd76: XHProf Run (Namespace=drupal-perf-steinmb)
Tip: Click a function name below to drill down.

Regression/Improvement summary for Drupal\Core\Cache\DatabaseBackend::get

Drupal\Core\Cache\DatabaseBackend::get	Run #538ce49a96f74	Run #538ce4363dd76	Diff	Diff%
Number of Function Calls	51	50	-1	-2.0%
Incl. Wall Time (microsec)	31,162	29,450	-1,712	-5.5%
Incl. Wall Time (microsec) per call	611	589	-22	-3.6%
Excl. Wall Time (microsec)	318	280	-38	-11.9%
Incl. CPU (microsecs)	20,123	18,856	-1,267	-6.3%
Incl. CPU (microsecs) per call	395	377	-17	-4.4%
Excl. CPU (microsec)	330	292	-38	-11.5%
Incl. MemUse (bytes)	2,086,008	2,083,688	-2,320	-0.1%
Incl. MemUse (bytes) per call	40,902	41,674	772	1.9%
Excl. MemUse (bytes)	5,688	5,904	216	3.8%
Incl. PeakMemUse (bytes)	2,264,888	2,259,600	-5,288	-0.2%
Incl. PeakMemUse (bytes) per call	44,410	45,192	782	1.8%
Excl. PeakMemUse (bytes)	3,024	3,024	0	0.0%

Parent/Child Regression/Improvement report for Drupal\Core\Cache\DatabaseBackend::get [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*
Drupal\Core\Cache\DatabaseBackend::get	-1	-50.0%	-1,712	-88.4%	-1,267	-64.9%	-2,320	-11.8%	-5,288	-26.8%
Exclusive Metrics Diff for Current Function			-38	-2.2%	-38	-3.0%	216	9.3%	0	0.0%
*Parent functions*
Drupal\Core\Plugin\DefaultPluginManager::getCachedDefinitions	0	0.0%	-585	-34.2%	-351	-27.7%	80	3.4%	-8	-0.2%
Drupal\Core\Template\TwigEnvironment::needsUpdate	-1	-100.0%	-554	-32.4%	-390	-30.8%	-2,048	-88.3%	-4,848	-91.7%
Drupal\Core\Entity\EntityManager::getFieldDefinitions	0	0.0%	-337	-19.7%	-345	-27.2%	0	0.0%	0	0.0%
drupal_render_cache_get	0	0.0%	-245	-14.3%	-118	-9.3%	0	0.0%	0	0.0%
Drupal\Core\Entity\EntityManager::getBaseFieldDefinitions	0	0.0%	114	6.7%	56	4.4%	-8	-0.3%	-184	-3.5%
Drupal\menu_link\MenuTree::buildPageData	0	0.0%	-103	-6.0%	-88	-6.9%	0	0.0%	0	0.0%
drupal_get_complete_schema	0	0.0%	-61	-3.6%	-67	-5.3%	8	0.3%	8	0.2%
Drupal\Core\Extension\ModuleHandler::getHookInfo	0	0.0%	54	3.2%	34	2.7%	0	0.0%	0	0.0%
Drupal\Core\Extension\ModuleHandler::getImplementationInfo	0	0.0%	47	2.7%	-4	-0.3%	24	1.0%	24	0.5%
system_list	0	0.0%	-35	-2.0%	-32	-2.5%	0	0.0%	0	0.0%
Drupal\menu_link\MenuTree::doBuildTree	0	0.0%	-21	-1.2%	2	0.2%	0	0.0%	0	0.0%
Drupal\Core\Asset\LibraryDiscovery::getCache	0	0.0%	18	1.1%	26	2.1%	0	0.0%	-32	-0.6%
Drupal\Core\Menu\LocalTaskManager::getLocalTasksForRoute	0	0.0%	-13	-0.8%	-13	-1.0%	0	0.0%	0	0.0%
Drupal\menu_link\MenuTree::buildAllData	0	0.0%	6	0.4%	-5	-0.4%	0	0.0%	0	0.0%
Drupal\user\PermissionsHash::generate	0	0.0%	5	0.3%	29	2.3%	0	0.0%	0	0.0%
Drupal\Core\Utility\ThemeRegistry::__construct	0	0.0%	-3	-0.2%	0	0.0%	-376	-16.2%	-248	-4.7%
Drupal\Core\Entity\EntityManager::getExtraFields	0	0.0%	2	0.1%	1	0.1%	0	0.0%	0	0.0%
Drupal\Core\Cache\CacheCollector::lazyLoadCache	0	0.0%	-1	-0.1%	-2	-0.2%	0	0.0%	0	0.0%
*Child function*
Drupal\Core\Cache\DatabaseBackend::getMultiple	-1	-100.0%	-1,674	-97.8%	-1,229	-97.0%	-2,536	-109.3%	-5,288	-100.0%