XHProf: Hierarchical Profiler Report

Diff Report: Run #526a240c73a50: XHProf Run (Namespace=drupal-perf-joelpittet)
vs.
Run #526a239923027: XHProf Run (Namespace=drupal-perf-joelpittet)
Tip: Click a function name below to drill down.

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

Drupal\Core\Cache\DatabaseBackend::get	Run #526a240c73a50	Run #526a239923027	Diff	Diff%
Number of Function Calls	41	41	0	0.0%
Incl. Wall Time (microsec)	21,189	21,765	576	2.7%
Incl. Wall Time (microsec) per call	517	531	14	2.7%
Excl. Wall Time (microsec)	306	321	15	4.9%
Incl. CPU (microsecs)	13,895	14,500	605	4.4%
Incl. CPU (microsecs) per call	339	354	15	4.4%
Excl. CPU (microsec)	300	303	3	1.0%
Incl. MemUse (bytes)	1,007,904	1,005,896	-2,008	-0.2%
Incl. MemUse (bytes) per call	24,583	24,534	-49	-0.2%
Excl. MemUse (bytes)	6,992	6,992	0	0.0%
Incl. PeakMemUse (bytes)	1,380,456	1,386,120	5,664	0.4%
Incl. PeakMemUse (bytes) per call	33,670	33,808	138	0.4%
Excl. PeakMemUse (bytes)	4,608	4,560	-48	-1.0%

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%	576	1694.1%	605	366.7%	-2,008	-1.0%	5,664	2.8%
Exclusive Metrics Diff for Current Function			15	2.6%	3	0.5%	0	0.0%	-48	-0.8%
*Parent functions*
Drupal\Core\Config\CachedStorage::read	0	N/A%	331	57.5%	358	59.2%	-32	-1.6%	-792	-14.0%
Drupal\Core\Utility\ThemeRegistry::__construct	0	N/A%	258	44.8%	190	31.4%	-1,888	-94.0%	-2,048	-36.2%
system_list	0	N/A%	252	43.8%	227	37.5%	-40	-2.0%	7,840	138.4%
Drupal\Core\Plugin\DefaultPluginManager::getCachedDefinitions	0	N/A%	-215	-37.3%	-46	-7.6%	16	0.8%	416	7.3%
_menu_build_tree	0	N/A%	-200	-34.7%	-194	-32.1%	-24	-1.2%	336	5.9%
menu_tree_page_data	0	N/A%	148	25.7%	71	11.7%	0	0.0%	128	2.3%
Drupal\Core\Config\CachedStorage::findByPrefix	0	N/A%	-70	-12.2%	7	1.2%	-16	-0.8%	-32	-0.6%
Drupal\Core\Plugin\Discovery\CacheDecorator::getCachedDefinitions	0	N/A%	51	8.9%	3	0.5%	-16	-0.8%	56	1.0%
_toolbar_get_subtrees_hash	0	N/A%	47	8.2%	16	2.6%	0	0.0%	0	0.0%
Drupal\Core\Extension\CachedModuleHandler::getCachedImplementationInfo	0	N/A%	-27	-4.7%	-12	-2.0%	0	0.0%	0	0.0%
Drupal\Core\Menu\LocalTaskManager::getLocalTasksForRoute	0	N/A%	21	3.6%	34	5.6%	0	0.0%	8	0.1%
Drupal\field\FieldInfo::getBundleExtraFields	0	N/A%	-21	-3.6%	-17	-2.8%	0	0.0%	0	0.0%
Drupal\Core\Cache\CacheCollector::lazyLoadCache	0	N/A%	-20	-3.5%	3	0.5%	0	0.0%	-32	-0.6%
Drupal\field\FieldInfo::getFieldMap	0	N/A%	14	2.4%	0	0.0%	0	0.0%	0	0.0%
Drupal\Core\Utility\CacheArray::__construct	0	N/A%	9	1.6%	-30	-5.0%	-8	-0.4%	-216	-3.8%
variable_initialize	0	N/A%	-2	-0.3%	-5	-0.8%	0	0.0%	0	0.0%
*Child functions*
Drupal\Core\Cache\DatabaseBackend::getMultiple	0	N/A%	562	97.6%	598	98.8%	-2,008	-100.0%	5,712	100.8%
reset	0	N/A%	-1	-0.2%	4	0.7%	0	0.0%	0	0.0%