XHProf: Hierarchical Profiler Report

Diff Report: Run #5178989df1d0f: XHProf Run (Namespace=drupal-perf-cottser)
vs.
Run #517896dc57c6e: 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 #5178989df1d0f	Run #517896dc57c6e	Diff	Diff%
Number of Function Calls	76	76	0	0.0%
Incl. Wall Time (microsec)	54,543	53,443	-1,100	-2.0%
Incl. Wall Time (microsec) per call	718	703	-14	-2.0%
Excl. Wall Time (microsec)	481	441	-40	-8.3%
Incl. CPU (microsecs)	35,118	34,876	-242	-0.7%
Incl. CPU (microsecs) per call	462	459	-3	-0.7%
Excl. CPU (microsec)	424	414	-10	-2.4%
Incl. MemUse (bytes)	2,157,392	2,157,424	32	0.0%
Incl. MemUse (bytes) per call	28,387	28,387	0	0.0%
Excl. MemUse (bytes)	3,496	3,480	-16	-0.5%
Incl. PeakMemUse (bytes)	2,672,616	2,672,560	-56	-0.0%
Incl. PeakMemUse (bytes) per call	35,166	35,165	-1	-0.0%
Excl. PeakMemUse (bytes)	4,928	4,888	-40	-0.8%

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%	-1,100	-27.4%	-242	-4.9%	32	0.5%	-56	-0.9%
Exclusive Metrics Diff for Current Function			-40	-3.6%	-10	-4.1%	-16	-50.0%	-40	-71.4%
*Parent functions*
Drupal\Core\Config\CachedStorage::read	0	N/A%	-426	-38.7%	322	133.1%	40	125.0%	64	114.3%
_menu_build_tree	0	N/A%	-285	-25.9%	-186	-76.9%	0	0.0%	0	0.0%
Drupal\views\ViewsDataCache::cacheGet	0	N/A%	-227	-20.6%	-62	-25.6%	-24	-75.0%	-64	-114.3%
Drupal\field\FieldInfo::getInstances	0	N/A%	-219	-19.9%	-490	-202.5%	-24	-75.0%	-24	-42.9%
Drupal\Core\Plugin\Discovery\CacheDecorator::getCachedDefinitions	0	N/A%	158	14.4%	216	89.3%	0	0.0%	-120	-214.3%
_node_types_build	0	N/A%	104	9.5%	75	31.0%	0	0.0%	0	0.0%
image_effect_definitions	0	N/A%	-94	-8.5%	-126	-52.1%	0	0.0%	0	0.0%
Drupal\Core\Utility\CacheArray::__construct	0	N/A%	-89	-8.1%	5	2.1%	0	0.0%	0	0.0%
menu_tree_page_data	0	N/A%	-76	-6.9%	-11	-4.5%	0	0.0%	0	0.0%
Drupal\Core\Utility\ThemeRegistry::__construct	0	N/A%	73	6.6%	57	23.6%	0	0.0%	88	157.1%
Drupal\Core\Extension\CachedModuleHandler::getHookInfo	0	N/A%	-40	-3.6%	-32	-13.2%	0	0.0%	0	0.0%
system_list	0	N/A%	36	3.3%	48	19.8%	0	0.0%	0	0.0%
views_cache_get	0	N/A%	-28	-2.5%	17	7.0%	0	0.0%	0	0.0%
Drupal\Core\Extension\CachedModuleHandler::getBootstrapModules	0	N/A%	-10	-0.9%	21	8.7%	0	0.0%	0	0.0%
entity_get_view_modes	0	N/A%	10	0.9%	24	9.9%	0	0.0%	0	0.0%
Drupal\field\FieldInfo::getBundleExtraFields	0	N/A%	8	0.7%	19	7.9%	40	125.0%	0	0.0%
_field_info_collate_types	0	N/A%	4	0.4%	-65	-26.9%	0	0.0%	0	0.0%
variable_initialize	0	N/A%	3	0.3%	-3	-1.2%	0	0.0%	0	0.0%
Drupal\Core\Extension\CachedModuleHandler::getCachedImplementationInfo	0	N/A%	-2	-0.2%	-71	-29.3%	0	0.0%	0	0.0%
*Child functions*
Drupal\Core\Cache\DatabaseBackend::getMultiple	0	N/A%	-1,068	-97.1%	-233	-96.3%	48	150.0%	-16	-28.6%
reset	0	N/A%	8	0.7%	1	0.4%	0	0.0%	0	0.0%