XHProf: Hierarchical Profiler Report

Diff Report: Run #519c0a514701f: XHProf Run (Namespace=drupal-perf-drupalcon)
vs.
Run #519c0ad3d3949: 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 #519c0a514701f	Run #519c0ad3d3949	Diff	Diff%
Number of Function Calls	75	75	0	0.0%
Incl. Wall Time (microsec)	77,699	75,947	-1,752	-2.3%
Incl. Wall Time (microsec) per call	1,036	1,013	-23	-2.3%
Excl. Wall Time (microsec)	682	704	22	3.2%
Incl. CPU (microsecs)	45,717	45,375	-342	-0.7%
Incl. CPU (microsecs) per call	610	605	-5	-0.7%
Excl. CPU (microsec)	646	660	14	2.2%
Incl. MemUse (bytes)	1,169,552	1,169,548	-4	-0.0%
Incl. MemUse (bytes) per call	15,594	15,594	-0	-0.0%
Excl. MemUse (bytes)	-2,408	-2,408	0	0.0%
Incl. PeakMemUse (bytes)	1,491,512	1,491,232	-280	-0.0%
Incl. PeakMemUse (bytes) per call	19,887	19,883	-4	-0.0%
Excl. PeakMemUse (bytes)	3,696	3,696	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%	-1,752	-94.9%	-342	-9.8%	-4	-0.0%	-280	-0.1%
Exclusive Metrics Diff for Current Function			22	1.3%	14	4.1%	0	0.0%	0	0.0%
*Parent functions*
Drupal\Core\Config\CachedStorage::read	0	N/A%	-1,061	-60.6%	109	31.9%	0	0.0%	-116	-41.4%
Drupal\Core\Plugin\Discovery\CacheDecorator::getCachedDefinitions	0	N/A%	-753	-43.0%	-269	-78.7%	0	0.0%	0	0.0%
_node_types_build	0	N/A%	205	11.7%	47	13.7%	0	0.0%	0	0.0%
entity_get_bundles	0	N/A%	-179	-10.2%	-107	-31.3%	0	0.0%	0	0.0%
Drupal\views\ViewsData::cacheGet	0	N/A%	140	8.0%	54	15.8%	0	0.0%	0	0.0%
system_list	0	N/A%	-91	-5.2%	0	0.0%	0	0.0%	0	0.0%
menu_tree_page_data	0	N/A%	-65	-3.7%	141	41.2%	0	0.0%	0	0.0%
Drupal\Core\Extension\CachedModuleHandler::getHookInfo	0	N/A%	59	3.4%	-24	-7.0%	0	0.0%	0	0.0%
Drupal\Core\Extension\CachedModuleHandler::getCachedImplementationInfo	0	N/A%	51	2.9%	-19	-5.6%	0	0.0%	0	0.0%
Drupal\Core\Utility\ThemeRegistry::__construct	0	N/A%	-49	-2.8%	-71	-20.8%	0	0.0%	-144	-51.4%
Drupal\Core\Utility\CacheArray::__construct	0	N/A%	-47	-2.7%	-18	-5.3%	0	0.0%	0	0.0%
Drupal\Core\Extension\CachedModuleHandler::getBootstrapModules	0	N/A%	28	1.6%	12	3.5%	0	0.0%	0	0.0%
variable_initialize	0	N/A%	21	1.2%	-36	-10.5%	0	0.0%	0	0.0%
Drupal\Core\Entity\DatabaseStorageController::getFieldDefinitions	0	N/A%	-18	-1.0%	-7	-2.0%	0	0.0%	0	0.0%
views_cache_get	0	N/A%	-9	-0.5%	18	5.3%	0	0.0%	0	0.0%
Drupal\field\FieldInfo::getBundleInstances	0	N/A%	8	0.5%	-284	-83.0%	0	0.0%	0	0.0%
_menu_build_tree	0	N/A%	8	0.5%	112	32.7%	-4	-100.0%	-20	-7.1%
*Child functions*
Drupal\Core\Cache\DatabaseBackend::getMultiple	0	N/A%	-1,778	-101.5%	-359	-105.0%	-4	-100.0%	-280	-100.0%
reset	0	N/A%	4	0.2%	3	0.9%	0	0.0%	0	0.0%