Diff Report
Run #51ec623000e0c: XHProf Run (Namespace=drupal-perf-drupalcon)
vs.
Run #51ec66a5a877d: XHProf Run (Namespace=drupal-perf-drupalcon)
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Regression/Improvement summary for Drupal\Core\Cache\DatabaseBackend::get

Drupal\Core\Cache\DatabaseBackend::getRun #51ec623000e0cRun #51ec66a5a877dDiffDiff%
Number of Function Calls73 73 0 0.0%
Incl. Wall Time (microsec)39,181 36,993 -2,188 -5.6%
Incl. Wall Time (microsec) per call 537 507 -30 -5.6%
Excl. Wall Time (microsec)453 455 2 0.4%
Incl. CPU (microsecs)28,236 27,938 -298 -1.1%
Incl. CPU (microsecs) per call 387 383 -4 -1.1%
Excl. CPU (microsec)428 447 19 4.4%
Incl. MemUse (bytes)2,547,440 2,548,024 584 0.0%
Incl. MemUse (bytes) per call 34,896 34,904 8 0.0%
Excl. MemUse (bytes)7,288 7,336 48 0.7%
Incl. PeakMemUse (bytes)2,959,816 2,965,616 5,800 0.2%
Incl. PeakMemUse (bytes) per call 40,545 40,625 79 0.2%
Excl. PeakMemUse (bytes)5,224 5,224 0 0.0%

Parent/Child Regression/Improvement report for Drupal\Core\Cache\DatabaseBackend::get [View Callgraph Diff]


Function NameCalls DiffCalls
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::get0 N/A% -2,188 -93.1% -298 -8.7% 584 0.7% 5,800 8.0%
Exclusive Metrics Diff for Current Function2 0.1% 19 6.4% 48 8.2% 0 0.0%
Parent functions
Drupal\field\FieldInfo::getBundleInstances0 N/A% -416 -19.0% -269 -90.3% 32 5.5% 32 0.6%
Drupal\Core\Entity\EntityManager::getFieldDefinitions0 N/A% -334 -15.3% -39 -13.1% 0 0.0% 0 0.0%
image_effect_definitions0 N/A% -331 -15.1% -40 -13.4% 408 69.9% 0 0.0%
Drupal\Core\Cache\CacheCollector::lazyLoadCache0 N/A% -320 -14.6% -43 -14.4% 0 0.0% 0 0.0%
Drupal\Core\Config\CachedStorage::read0 N/A% -319 -14.6% -90 -30.2% 0 0.0% 520 9.0%
filter_list_format0 N/A% -287 -13.1% -1 -0.3% -488 -83.6% 0 0.0%
Drupal\Core\Plugin\Discovery\CacheDecorator::getCachedDefinitions0 N/A% 257 11.7% 114 38.3% 200 34.2% 4,648 80.1%
_menu_build_tree0 N/A% 247 11.3% 192 64.4% 8 1.4% -240 -4.1%
Drupal\Core\Utility\ThemeRegistry::__construct0 N/A% -232 -10.6% -66 -22.1% 376 64.4% 360 6.2%
Drupal\Core\Config\CachedStorage::findByPrefix0 N/A% -212 -9.7% -66 -22.1% 24 4.1% 24 0.4%
Drupal\Core\Extension\CachedModuleHandler::getHookInfo0 N/A% -164 -7.5% -40 -13.4% 0 0.0% 0 0.0%
views_cache_get0 N/A% -162 -7.4% -18 -6.0% 0 0.0% -40 -0.7%
menu_tree_page_data0 N/A% 159 7.3% 144 48.3% -8 -1.4% 304 5.2%
Drupal\field\FieldInfo::getBundleExtraFields0 N/A% 69 3.2% 6 2.0% 0 0.0% 96 1.7%
Drupal\Core\Utility\CacheArray::__construct0 N/A% -59 -2.7% -28 -9.4% -8 -1.4% -8 -0.1%
Drupal\Core\Extension\CachedModuleHandler::getCachedImplementationInfo0 N/A% -25 -1.1% 24 8.1% 0 0.0% 0 0.0%
entity_get_view_modes0 N/A% -24 -1.1% -21 -7.0% 0 0.0% 0 0.0%
Drupal\Core\Plugin\DefaultPluginManager::getCachedDefinitions0 N/A% -17 -0.8% -42 -14.1% 0 0.0% 40 0.7%
variable_initialize0 N/A% -16 -0.7% 0 0.0% 0 0.0% 0 0.0%
Drupal\Core\Extension\CachedModuleHandler::getBootstrapModules0 N/A% 3 0.1% 2 0.7% 0 0.0% 0 0.0%
system_list0 N/A% -3 -0.1% -2 -0.7% 32 5.5% -48 -0.8%
Drupal\views\ViewsData::cacheGet0 N/A% -2 -0.1% -14 -4.7% 8 1.4% 8 0.1%
Drupal\Core\Cache\CacheCollector::updateCache0 N/A% 0 0.0% -1 -0.3% 0 0.0% 104 1.8%
Child functions
Drupal\Core\Cache\DatabaseBackend::getMultiple0 N/A% -2,197 -100.4% -325 -109.1% 536 91.8% 5,800 100.0%
reset0 N/A% 7 0.3% 8 2.7% 0 0.0% 0 0.0%