Diff Report
Run #519be9a13e594: XHProf Run (Namespace=drupal-perf-drupalcon)
vs.
Run #519bea9000214: XHProf Run (Namespace=drupal-perf-drupalcon)
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Regression/Improvement summary for Drupal\Core\Cache\DatabaseBackend::get

Drupal\Core\Cache\DatabaseBackend::getRun #519be9a13e594Run #519bea9000214DiffDiff%
Number of Function Calls84 85 1 1.2%
Incl. Wall Time (microsec)85,151 86,896 1,745 2.0%
Incl. Wall Time (microsec) per call 1,014 1,022 9 0.8%
Excl. Wall Time (microsec)753 762 9 1.2%
Incl. CPU (microsecs)50,738 50,966 228 0.4%
Incl. CPU (microsecs) per call 604 600 -4 -0.7%
Excl. CPU (microsec)709 734 25 3.5%
Incl. MemUse (bytes)1,227,956 1,229,072 1,116 0.1%
Incl. MemUse (bytes) per call 14,619 14,460 -159 -1.1%
Excl. MemUse (bytes)-1,420 -1,584 -164 -11.5%
Incl. PeakMemUse (bytes)1,616,936 1,623,556 6,620 0.4%
Incl. PeakMemUse (bytes) per call 19,249 19,101 -149 -0.8%
Excl. PeakMemUse (bytes)4,376 4,376 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::get1 33.3% 1,745 46.1% 228 9.8% 1,116 4.3% 6,620 25.7%
Exclusive Metrics Diff for Current Function9 0.5% 25 11.0% -164 -14.7% 0 0.0%
Parent functions
Drupal\Core\Template\TwigEnvironment::needsUpdate1 100.0% 942 54.0% 420 184.2% 1,136 101.8% 6,828 103.1%
menu_tree_page_data0 0.0% 742 42.5% -31 -13.6% 0 0.0% 0 0.0%
Drupal\field\FieldInfo::getBundleInstances0 0.0% 593 34.0% 115 50.4% -20 -1.8% 72 1.1%
_node_types_build0 0.0% -408 -23.4% -43 -18.9% 0 0.0% 0 0.0%
Drupal\Core\Config\CachedStorage::read0 0.0% -276 -15.8% -25 -11.0% 0 0.0% -188 -2.8%
Drupal\Core\Entity\DatabaseStorageController::getFieldDefinitions0 0.0% 261 15.0% 17 7.5% 0 0.0% 0 0.0%
Drupal\Core\Plugin\Discovery\CacheDecorator::getCachedDefinitions0 0.0% -223 -12.8% -80 -35.1% -12 -1.1% -12 -0.2%
Drupal\Core\Extension\CachedModuleHandler::getCachedImplementationInfo0 0.0% 147 8.4% 1 0.4% 0 0.0% 0 0.0%
_menu_build_tree0 0.0% 96 5.5% -92 -40.4% 0 0.0% 0 0.0%
views_cache_get0 0.0% -84 -4.8% -13 -5.7% 0 0.0% 0 0.0%
Drupal\Core\Utility\ThemeRegistry::__construct0 0.0% 59 3.4% 5 2.2% -4 -0.4% -68 -1.0%
variable_initialize0 0.0% -43 -2.5% 0 0.0% 0 0.0% 0 0.0%
system_list0 0.0% -43 -2.5% -2 -0.9% 0 0.0% 0 0.0%
Drupal\Core\Extension\CachedModuleHandler::getBootstrapModules0 0.0% 38 2.2% 31 13.6% 0 0.0% 0 0.0%
Drupal\Core\Extension\CachedModuleHandler::getHookInfo0 0.0% -29 -1.7% -3 -1.3% 0 0.0% 0 0.0%
image_effect_definitions0 0.0% -27 -1.5% -8 -3.5% 4 0.4% -24 -0.4%
Drupal\field\FieldInfo::getBundleExtraFields0 0.0% 20 1.1% -15 -6.6% 0 0.0% 0 0.0%
filter_list_format0 0.0% 16 0.9% 5 2.2% 0 0.0% 0 0.0%
entity_get_view_modes0 0.0% -15 -0.9% 7 3.1% 0 0.0% 0 0.0%
Drupal\Core\Utility\CacheArray::__construct0 0.0% -14 -0.8% -64 -28.1% 12 1.1% 12 0.2%
entity_get_bundles0 0.0% -9 -0.5% 0 0.0% 0 0.0% 0 0.0%
Drupal\views\ViewsData::cacheGet0 0.0% 2 0.1% 3 1.3% 0 0.0% 0 0.0%
Child functions
Drupal\Core\Cache\DatabaseBackend::getMultiple1 50.0% 1,735 99.4% 206 90.4% 1,280 114.7% 6,620 100.0%
reset1 50.0% 1 0.1% -3 -1.3% 0 0.0% 0 0.0%