XHProf: Hierarchical Profiler Report

Diff Report: Run #543bf51d41339: XHProf Run (Namespace=drupal-perf-dawehner)
vs.
Run #543bf339ee873: XHProf Run (Namespace=drupal-perf-dawehner)
Tip: Click a function name below to drill down.

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

Drupal\Core\Cache\DatabaseBackend::get	Run #543bf51d41339	Run #543bf339ee873	Diff	Diff%
Number of Function Calls	58	58	0	0.0%
Incl. Wall Time (microsec)	29,767	31,251	1,484	5.0%
Incl. Wall Time (microsec) per call	513	539	26	5.0%
Excl. Wall Time (microsec)	571	576	5	0.9%
Incl. CPU (microsecs)	27,447	26,925	-522	-1.9%
Incl. CPU (microsecs) per call	473	464	-9	-1.9%
Excl. CPU (microsec)	529	507	-22	-4.2%
Incl. MemUse (bytes)	3,437,808	3,437,752	-56	-0.0%
Incl. MemUse (bytes) per call	59,273	59,272	-1	-0.0%
Excl. MemUse (bytes)	3,832	3,856	24	0.6%
Incl. PeakMemUse (bytes)	3,411,672	3,443,232	31,560	0.9%
Incl. PeakMemUse (bytes) per call	58,822	59,366	544	0.9%
Excl. PeakMemUse (bytes)	6,832	6,816	-16	-0.2%

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	0	N/A%	1,484	19.9%	-522	-4.9%	-56	-0.0%	31,560	1.7%
Exclusive Metrics Diff for Current Function			5	0.3%	-22	-4.2%	24	42.9%	-16	-0.1%
*Parent functions*
drupal_render_cache_get	0	N/A%	636	42.9%	-331	-63.4%	-8	-14.3%	24,560	77.8%
Drupal\Core\Plugin\DefaultPluginManager::getCachedDefinitions	0	N/A%	458	30.9%	83	15.9%	8	14.3%	-2,736	-8.7%
Drupal\Core\Menu\LocalTaskManager::getLocalTasksForRoute	0	N/A%	78	5.3%	-21	-4.0%	0	0.0%	-128	-0.4%
Drupal\Core\Entity\EntityManager::getBaseFieldDefinitions	0	N/A%	56	3.8%	-38	-7.3%	-8	-14.3%	64	0.2%
Drupal\Core\Config\CachedStorage::findByPrefix	0	N/A%	55	3.7%	-10	-1.9%	0	0.0%	112	0.4%
Drupal\Core\Cache\CacheCollector::lazyLoadCache	0	N/A%	52	3.5%	-15	-2.9%	-56	-100.0%	-1,568	-5.0%
Drupal\Core\Entity\EntityManager::getFieldDefinitions	0	N/A%	43	2.9%	-28	-5.4%	16	28.6%	-56	-0.2%
Drupal\Core\Entity\EntityManager::getAllDisplayModesByEntityType	0	N/A%	40	2.7%	-10	-1.9%	0	0.0%	0	0.0%
system_list	0	N/A%	39	2.6%	-7	-1.3%	-8	-14.3%	328	1.0%
Drupal\Core\Utility\ThemeRegistry::__construct	0	N/A%	38	2.6%	-35	-6.7%	0	0.0%	112	0.4%
Drupal\views\ViewsData::cacheGet	0	N/A%	-26	-1.8%	-28	-5.4%	-16	-28.6%	56	0.2%
Drupal\Core\Entity\EntityManager::getFieldStorageDefinitions	0	N/A%	25	1.7%	-4	-0.8%	0	0.0%	0	0.0%
Drupal\Core\Extension\ModuleHandler::getImplementationInfo	0	N/A%	-18	-1.2%	-56	-10.7%	0	0.0%	7,104	22.5%
Drupal\Core\Entity\EntityManager::getFieldMap	0	N/A%	10	0.7%	-9	-1.7%	16	28.6%	-184	-0.6%
Drupal\Core\Entity\EntityManager::getExtraFields	0	N/A%	-9	-0.6%	-20	-3.8%	0	0.0%	0	0.0%
Drupal\views\Plugin\views\display\DisplayPluginBase::initDisplay	0	N/A%	7	0.5%	7	1.3%	0	0.0%	3,896	12.3%
*Child functions*
Drupal\Core\Cache\DatabaseBackend::getMultiple	0	N/A%	1,483	99.9%	-499	-95.6%	-80	-142.9%	31,576	100.1%
reset	0	N/A%	-4	-0.3%	-1	-0.2%	0	0.0%	0	0.0%