XHProf: Hierarchical Profiler Report

Diff Report: Run #517d51ae434de: XHProf Run (Namespace=drupal-perf-cottser)
vs.
Run #517d525cbaeb1: XHProf Run (Namespace=drupal-perf-cottser)
Tip: Click a function name below to drill down.

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

Drupal\Core\Cache\DatabaseBackend::get	Run #517d51ae434de	Run #517d525cbaeb1	Diff	Diff%
Number of Function Calls	56	56	0	0.0%
Incl. Wall Time (microsec)	44,547	44,680	133	0.3%
Incl. Wall Time (microsec) per call	795	798	2	0.3%
Excl. Wall Time (microsec)	346	342	-4	-1.2%
Incl. CPU (microsecs)	30,120	29,781	-339	-1.1%
Incl. CPU (microsecs) per call	538	532	-6	-1.1%
Excl. CPU (microsec)	335	315	-20	-6.0%
Incl. MemUse (bytes)	1,764,088	1,762,832	-1,256	-0.1%
Incl. MemUse (bytes) per call	31,502	31,479	-22	-0.1%
Excl. MemUse (bytes)	4,392	4,392	0	0.0%
Incl. PeakMemUse (bytes)	2,302,160	2,303,848	1,688	0.1%
Incl. PeakMemUse (bytes) per call	41,110	41,140	30	0.1%
Excl. PeakMemUse (bytes)	4,088	4,264	176	4.3%

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%	133	2.2%	-339	-6.2%	-1,256	-20.4%	1,688	27.6%
Exclusive Metrics Diff for Current Function			-4	-3.0%	-20	-5.9%	0	0.0%	176	10.4%
*Parent functions*
Drupal\Core\Config\CachedStorage::read	0	N/A%	840	631.6%	161	47.5%	-16	-1.3%	-72	-4.3%
menu_tree_page_data	0	N/A%	-386	-290.2%	-254	-74.9%	-64	-5.1%	-72	-4.3%
Drupal\field\FieldInfo::getInstances	0	N/A%	216	162.4%	33	9.7%	24	1.9%	24	1.4%
_node_types_build	0	N/A%	-174	-130.8%	-117	-34.5%	0	0.0%	0	0.0%
Drupal\Core\Utility\ThemeRegistry::__construct	0	N/A%	-141	-106.0%	-101	-29.8%	-1,456	-115.9%	1,560	92.4%
_menu_build_tree	0	N/A%	-138	-103.8%	25	7.4%	40	3.2%	-88	-5.2%
Drupal\Core\Plugin\Discovery\CacheDecorator::getCachedDefinitions	0	N/A%	-114	-85.7%	-30	-8.8%	-16	-1.3%	336	19.9%
_field_info_collate_types	0	N/A%	49	36.8%	-6	-1.8%	-48	-3.8%	-48	-2.8%
Drupal\Core\Utility\CacheArray::__construct	0	N/A%	-32	-24.1%	-35	-10.3%	16	1.3%	16	0.9%
entity_get_view_modes	0	N/A%	24	18.0%	0	0.0%	0	0.0%	0	0.0%
Drupal\field\FieldInfo::getBundleExtraFields	0	N/A%	-19	-14.3%	-22	-6.5%	0	0.0%	0	0.0%
variable_initialize	0	N/A%	10	7.5%	18	5.3%	0	0.0%	0	0.0%
system_list	0	N/A%	-6	-4.5%	-5	-1.5%	0	0.0%	0	0.0%
Drupal\Core\Extension\CachedModuleHandler::getCachedImplementationInfo	0	N/A%	3	2.3%	-9	-2.7%	264	21.0%	32	1.9%
Drupal\Core\Extension\CachedModuleHandler::getBootstrapModules	0	N/A%	2	1.5%	7	2.1%	0	0.0%	0	0.0%
Drupal\Core\Extension\CachedModuleHandler::getHookInfo	0	N/A%	-1	-0.8%	-4	-1.2%	0	0.0%	0	0.0%
*Child functions*
Drupal\Core\Cache\DatabaseBackend::getMultiple	0	N/A%	139	104.5%	-321	-94.7%	-1,256	-100.0%	1,512	89.6%
reset	0	N/A%	-2	-1.5%	2	0.6%	0	0.0%	0	0.0%