XHProf: Hierarchical Profiler Report

Diff Report: Run #517c1770a3264: XHProf Run (Namespace=drupal-perf-cottser)
vs.
Run #517c1836bbd84: 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 #517c1770a3264	Run #517c1836bbd84	Diff	Diff%
Number of Function Calls	56	56	0	0.0%
Incl. Wall Time (microsec)	44,484	45,944	1,460	3.3%
Incl. Wall Time (microsec) per call	794	820	26	3.3%
Excl. Wall Time (microsec)	362	361	-1	-0.3%
Incl. CPU (microsecs)	30,175	31,324	1,149	3.8%
Incl. CPU (microsecs) per call	539	559	21	3.8%
Excl. CPU (microsec)	320	325	5	1.6%
Incl. MemUse (bytes)	1,762,176	1,760,896	-1,280	-0.1%
Incl. MemUse (bytes) per call	31,467	31,445	-23	-0.1%
Excl. MemUse (bytes)	4,392	4,392	0	0.0%
Incl. PeakMemUse (bytes)	2,301,136	2,301,688	552	0.0%
Incl. PeakMemUse (bytes) per call	41,092	41,102	10	0.0%
Excl. PeakMemUse (bytes)	4,336	4,512	176	4.1%

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%	1,460	92.0%	1,149	75.5%	-1,280	-21.2%	552	9.1%
Exclusive Metrics Diff for Current Function			-1	-0.1%	5	0.4%	0	0.0%	176	31.9%
*Parent functions*
_menu_build_tree	0	N/A%	758	51.9%	589	51.3%	-40	-3.1%	120	21.7%
Drupal\field\FieldInfo::getInstances	0	N/A%	368	25.2%	495	43.1%	0	0.0%	0	0.0%
Drupal\Core\Plugin\Discovery\CacheDecorator::getCachedDefinitions	0	N/A%	250	17.1%	98	8.5%	32	2.5%	32	5.8%
Drupal\Core\Utility\ThemeRegistry::__construct	0	N/A%	178	12.2%	53	4.6%	-1,472	-115.0%	704	127.5%
variable_initialize	0	N/A%	-102	-7.0%	-32	-2.8%	0	0.0%	0	0.0%
Drupal\Core\Config\CachedStorage::read	0	N/A%	93	6.4%	-21	-1.8%	0	0.0%	-224	-40.6%
Drupal\field\FieldInfo::getBundleExtraFields	0	N/A%	-65	-4.5%	-47	-4.1%	0	0.0%	0	0.0%
menu_tree_page_data	0	N/A%	63	4.3%	47	4.1%	-64	-5.0%	-320	-58.0%
Drupal\Core\Extension\CachedModuleHandler::getCachedImplementationInfo	0	N/A%	-54	-3.7%	9	0.8%	272	21.2%	192	34.8%
_field_info_collate_types	0	N/A%	-36	-2.5%	-24	-2.1%	0	0.0%	56	10.1%
_node_types_build	0	N/A%	-28	-1.9%	26	2.3%	0	0.0%	0	0.0%
Drupal\Core\Utility\CacheArray::__construct	0	N/A%	16	1.1%	-46	-4.0%	0	0.0%	0	0.0%
Drupal\Core\Extension\CachedModuleHandler::getHookInfo	0	N/A%	16	1.1%	0	0.0%	0	0.0%	0	0.0%
Drupal\Core\Extension\CachedModuleHandler::getBootstrapModules	0	N/A%	-15	-1.0%	-4	-0.3%	0	0.0%	0	0.0%
entity_get_view_modes	0	N/A%	14	1.0%	-3	-0.3%	0	0.0%	0	0.0%
system_list	0	N/A%	4	0.3%	9	0.8%	-8	-0.6%	-8	-1.4%
*Child functions*
Drupal\Core\Cache\DatabaseBackend::getMultiple	0	N/A%	1,468	100.5%	1,159	100.9%	-1,280	-100.0%	376	68.1%
reset	0	N/A%	-7	-0.5%	-15	-1.3%	0	0.0%	0	0.0%