XHProf: Hierarchical Profiler Report

Diff Report: Run #53920c043e98b: XHProf Run (Namespace=drupal-perf-drupalcon)
vs.
Run #53920b950c201: XHProf Run (Namespace=drupal-perf-drupalcon)
Tip: Click a function name below to drill down.

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

Drupal\Core\Cache\DatabaseBackend::get	Run #53920c043e98b	Run #53920b950c201	Diff	Diff%
Number of Function Calls	43	43	0	0.0%
Incl. Wall Time (microsec)	43,601	42,690	-911	-2.1%
Incl. Wall Time (microsec) per call	1,014	993	-21	-2.1%
Excl. Wall Time (microsec)	361	358	-3	-0.8%
Incl. CPU (microsecs)	27,701	27,490	-211	-0.8%
Incl. CPU (microsecs) per call	644	639	-5	-0.8%
Excl. CPU (microsec)	344	335	-9	-2.6%
Incl. MemUse (bytes)	1,467,748	1,467,368	-380	-0.0%
Incl. MemUse (bytes) per call	34,134	34,125	-9	-0.0%
Excl. MemUse (bytes)	3,664	3,664	0	0.0%
Incl. PeakMemUse (bytes)	1,837,808	1,837,408	-400	-0.0%
Incl. PeakMemUse (bytes) per call	42,740	42,730	-9	-0.0%
Excl. PeakMemUse (bytes)	3,076	3,076	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	0	N/A%	-911	-254.5%	-211	-112.8%	-380	-3.6%	-400	-3.8%
Exclusive Metrics Diff for Current Function			-3	-0.3%	-9	-4.3%	0	0.0%	0	0.0%
*Parent functions*
Drupal\Core\Asset\LibraryDiscovery::getCache	0	N/A%	-415	-45.6%	-244	-115.6%	0	0.0%	-48	-12.0%
system_list	0	N/A%	-330	-36.2%	0	0.0%	0	0.0%	-72	-18.0%
Drupal\Core\Plugin\DefaultPluginManager::getCachedDefinitions	0	N/A%	-294	-32.3%	-134	-63.5%	-4	-1.1%	32	8.0%
Drupal\menu_link\MenuTree::buildPageData	0	N/A%	247	27.1%	197	93.4%	0	0.0%	-60	-15.0%
Drupal\Core\Entity\EntityManager::getFieldDefinitions	0	N/A%	244	26.8%	11	5.2%	8	2.1%	40	10.0%
Drupal\user\PermissionsHash::generate	0	N/A%	-244	-26.8%	-22	-10.4%	0	0.0%	-32	-8.0%
Drupal\Core\Entity\EntityManager::getBaseFieldDefinitions	0	N/A%	-174	-19.1%	-104	-49.3%	-4	-1.1%	28	7.0%
Drupal\Core\Entity\EntityManager::getFieldStorageDefinitions	0	N/A%	-98	-10.8%	0	0.0%	0	0.0%	0	0.0%
Drupal\Core\Extension\ModuleHandler::getImplementationInfo	0	N/A%	92	10.1%	45	21.3%	0	0.0%	0	0.0%
Drupal\Core\Entity\EntityManager::getFieldMap	0	N/A%	51	5.6%	18	8.5%	4	1.1%	4	1.0%
Drupal\Core\Menu\LocalTaskManager::getLocalTasksForRoute	0	N/A%	45	4.9%	24	11.4%	0	0.0%	0	0.0%
drupal_get_complete_schema	0	N/A%	-33	-3.6%	-25	-11.8%	0	0.0%	-32	-8.0%
Drupal\Core\Cache\CacheCollector::lazyLoadCache	0	N/A%	14	1.5%	2	0.9%	0	0.0%	0	0.0%
Drupal\Core\Utility\ThemeRegistry::__construct	0	N/A%	-11	-1.2%	-78	-37.0%	-352	-92.6%	-308	-77.0%
Drupal\Core\Path\AliasManager::getAliasByPath	0	N/A%	-5	-0.5%	2	0.9%	0	0.0%	0	0.0%
Drupal\menu_link\MenuTree::doBuildTree	0	N/A%	0	0.0%	105	49.8%	-32	-8.4%	48	12.0%
_toolbar_get_subtrees_hash	0	N/A%	0	0.0%	-8	-3.8%	0	0.0%	0	0.0%
*Child functions*
Drupal\Core\Cache\DatabaseBackend::getMultiple	0	N/A%	-908	-99.7%	-207	-98.1%	-380	-100.0%	-400	-100.0%
reset	0	N/A%	0	0.0%	5	2.4%	0	0.0%	0	0.0%