XHProf: Hierarchical Profiler Report

Diff Report: Run #517c1bb406b02: XHProf Run (Namespace=drupal-perf-cottser)
vs.
Run #517c1c27a12c9: 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 #517c1bb406b02	Run #517c1c27a12c9	Diff	Diff%
Number of Function Calls	57	56	-1	-1.8%
Incl. Wall Time (microsec)	46,118	45,319	-799	-1.7%
Incl. Wall Time (microsec) per call	809	809	0	0.0%
Excl. Wall Time (microsec)	369	372	3	0.8%
Incl. CPU (microsecs)	29,941	30,094	153	0.5%
Incl. CPU (microsecs) per call	525	537	12	2.3%
Excl. CPU (microsec)	309	347	38	12.3%
Incl. MemUse (bytes)	1,765,160	1,762,464	-2,696	-0.2%
Incl. MemUse (bytes) per call	30,968	31,473	505	1.6%
Excl. MemUse (bytes)	4,240	4,392	152	3.6%
Incl. PeakMemUse (bytes)	2,299,944	2,301,216	1,272	0.1%
Incl. PeakMemUse (bytes) per call	40,350	41,093	743	1.8%
Excl. PeakMemUse (bytes)	4,376	4,472	96	2.2%

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	-33.3%	-799	-0.3%	153	0.1%	-2,696	-0.6%	1,272	0.2%
Exclusive Metrics Diff for Current Function			3	0.4%	38	24.8%	152	5.6%	96	7.5%
*Parent functions*
Drupal\Core\Config\CachedStorage::read	-1	-100.0%	-1,322	-165.5%	-14	-9.2%	-2,288	-84.9%	1,264	99.4%
_menu_build_tree	0	0.0%	212	26.5%	151	98.7%	-32	-1.2%	184	14.5%
Drupal\Core\Utility\CacheArray::__construct	0	0.0%	-204	-25.5%	-127	-83.0%	0	0.0%	-432	-34.0%
Drupal\Core\Extension\CachedModuleHandler::getBootstrapModules	0	0.0%	182	22.8%	88	57.5%	0	0.0%	0	0.0%
variable_initialize	0	0.0%	148	18.5%	82	53.6%	0	0.0%	40	3.1%
entity_get_view_modes	0	0.0%	-126	-15.8%	-106	-69.3%	0	0.0%	0	0.0%
Drupal\field\FieldInfo::getInstances	0	0.0%	126	15.8%	-80	-52.3%	32	1.2%	112	8.8%
Drupal\field\FieldInfo::getBundleExtraFields	0	0.0%	-113	-14.1%	-184	-120.3%	0	0.0%	0	0.0%
Drupal\Core\Utility\ThemeRegistry::__construct	0	0.0%	89	11.1%	69	45.1%	88	3.3%	2,432	191.2%
_field_info_collate_types	0	0.0%	72	9.0%	-38	-24.8%	-16	-0.6%	-448	-35.2%
menu_tree_page_data	0	0.0%	72	9.0%	171	111.8%	-64	-2.4%	-32	-2.5%
Drupal\Core\Plugin\Discovery\CacheDecorator::getCachedDefinitions	0	0.0%	-68	-8.5%	80	52.3%	8	0.3%	-112	-8.8%
_node_types_build	0	0.0%	61	7.6%	-1	-0.7%	-32	-1.2%	936	73.6%
Drupal\Core\Extension\CachedModuleHandler::getCachedImplementationInfo	0	0.0%	47	5.9%	68	44.4%	-392	-14.5%	-1,872	-147.2%
Drupal\Core\Extension\CachedModuleHandler::getHookInfo	0	0.0%	38	4.8%	31	20.3%	0	0.0%	-752	-59.1%
system_list	0	0.0%	-13	-1.6%	-37	-24.2%	0	0.0%	-48	-3.8%
*Child functions*
Drupal\Core\Cache\DatabaseBackend::getMultiple	-1	-50.0%	-813	-101.8%	113	73.9%	-2,848	-105.6%	1,176	92.5%
reset	-1	-50.0%	11	1.4%	2	1.3%	0	0.0%	0	0.0%