Diff Report
Run #51ec52a09990a: XHProf Run (Namespace=drupal-perf-drupalcon)
vs.
Run #51ec517fc2424: XHProf Run (Namespace=drupal-perf-drupalcon)
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Regression/Improvement summary for Drupal\Core\Cache\DatabaseBackend::get

Drupal\Core\Cache\DatabaseBackend::getRun #51ec52a09990aRun #51ec517fc2424DiffDiff%
Number of Function Calls72 72 0 0.0%
Incl. Wall Time (microsec)38,124 38,734 610 1.6%
Incl. Wall Time (microsec) per call 530 538 8 1.6%
Excl. Wall Time (microsec)459 471 12 2.6%
Incl. CPU (microsecs)28,941 29,377 436 1.5%
Incl. CPU (microsecs) per call 402 408 6 1.5%
Excl. CPU (microsec)439 447 8 1.8%
Incl. MemUse (bytes)2,714,832 2,713,912 -920 -0.0%
Incl. MemUse (bytes) per call 37,706 37,693 -13 -0.0%
Excl. MemUse (bytes)8,344 8,320 -24 -0.3%
Incl. PeakMemUse (bytes)3,172,264 3,168,064 -4,200 -0.1%
Incl. PeakMemUse (bytes) per call 44,059 44,001 -58 -0.1%
Excl. PeakMemUse (bytes)6,128 5,816 -312 -5.1%

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% 610 14.9% 436 10.2% -920 -4.2% -4,200 -18.3%
Exclusive Metrics Diff for Current Function12 2.0% 8 1.8% -24 -2.6% -312 -7.4%
Parent functions
Drupal\field\FieldInfo::getBundleInstances0 N/A% 500 82.0% 240 55.0% 16 1.7% 424 10.1%
Drupal\Core\Plugin\Discovery\CacheDecorator::getCachedDefinitions0 N/A% 350 57.4% 282 64.7% 0 0.0% 1,528 36.4%
Drupal\Core\Utility\CacheArray::__construct0 N/A% 271 44.4% 151 34.6% 0 0.0% 0 0.0%
filter_list_format0 N/A% -255 -41.8% 19 4.4% -24 -2.6% 0 0.0%
entity_get_view_modes0 N/A% -207 -33.9% -16 -3.7% 0 0.0% -416 -9.9%
Drupal\Core\Entity\EntityManager::getFieldDefinitions0 N/A% -204 -33.4% -14 -3.2% -24 -2.6% -24 -0.6%
Drupal\Core\Utility\ThemeRegistry::__construct0 N/A% -193 -31.6% -30 -6.9% -896 -97.4% -992 -23.6%
Drupal\Core\Cache\CacheCollector::lazyLoadCache0 N/A% -164 -26.9% -42 -9.6% 24 2.6% -1,840 -43.8%
Drupal\Core\Config\CachedStorage::findByPrefix0 N/A% 163 26.7% 44 10.1% 80 8.7% -24 -0.6%
Drupal\views\ViewsData::cacheGet0 N/A% 125 20.5% 52 11.9% 0 0.0% 0 0.0%
menu_tree_page_data0 N/A% 117 19.2% 30 6.9% 16 1.7% -208 -5.0%
Drupal\field\FieldInfo::getBundleExtraFields0 N/A% 74 12.1% 0 0.0% 0 0.0% 0 0.0%
Drupal\Core\Plugin\DefaultPluginManager::getCachedDefinitions0 N/A% -60 -9.8% -18 -4.1% 8 0.9% 8 0.2%
Drupal\Core\Extension\CachedModuleHandler::getBootstrapModules0 N/A% 48 7.9% 3 0.7% 0 0.0% 0 0.0%
_toolbar_get_subtree_hash0 N/A% 41 6.7% -12 -2.8% 0 0.0% 0 0.0%
Drupal\field\FieldInfo::getFieldMap0 N/A% 23 3.8% -9 -2.1% 0 0.0% 0 0.0%
Drupal\Core\Cache\CacheCollector::updateCache0 N/A% -21 -3.4% -28 -6.4% 0 0.0% -104 -2.5%
views_cache_get0 N/A% 11 1.8% -5 -1.1% 0 0.0% 0 0.0%
_menu_build_tree0 N/A% -11 -1.8% 1 0.2% -64 -7.0% -440 -10.5%
Drupal\Core\Extension\CachedModuleHandler::getCachedImplementationInfo0 N/A% -10 -1.6% -19 -4.4% 24 2.6% 24 0.6%
Drupal\Core\Extension\CachedModuleHandler::getHookInfo0 N/A% 8 1.3% 2 0.5% 0 0.0% -128 -3.0%
variable_initialize0 N/A% 8 1.3% -4 -0.9% 0 0.0% 0 0.0%
Drupal\Core\Config\CachedStorage::read0 N/A% -8 -1.3% -191 -43.8% -80 -8.7% -2,008 -47.8%
system_list0 N/A% 4 0.7% 0 0.0% 0 0.0% 0 0.0%
Child functions
Drupal\Core\Cache\DatabaseBackend::getMultiple0 N/A% 598 98.0% 422 96.8% -896 -97.4% -3,888 -92.6%
reset0 N/A% 0 0.0% 6 1.4% 0 0.0% 0 0.0%