Diff Report
Run #52d4b18f32fb6: XHProf Run (Namespace=drupal-perf-cottser)
vs.
Run #52d4b1f732b14: XHProf Run (Namespace=drupal-perf-cottser)
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Regression/Improvement summary for Drupal\Core\Cache\DatabaseBackend::get

Drupal\Core\Cache\DatabaseBackend::getRun #52d4b18f32fb6Run #52d4b1f732b14DiffDiff%
Number of Function Calls44 43 -1 -2.3%
Incl. Wall Time (microsec)18,769 18,573 -196 -1.0%
Incl. Wall Time (microsec) per call 427 432 5 1.3%
Excl. Wall Time (microsec)287 290 3 1.0%
Incl. CPU (microsecs)13,616 13,461 -155 -1.1%
Incl. CPU (microsecs) per call 309 313 4 1.2%
Excl. CPU (microsec)235 243 8 3.4%
Incl. MemUse (bytes)1,907,088 1,905,192 -1,896 -0.1%
Incl. MemUse (bytes) per call 43,343 44,307 964 2.2%
Excl. MemUse (bytes)6,912 7,096 184 2.7%
Incl. PeakMemUse (bytes)2,220,280 2,225,312 5,032 0.2%
Incl. PeakMemUse (bytes) per call 50,461 51,751 1,291 2.6%
Excl. PeakMemUse (bytes)4,056 4,304 248 6.1%

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::get-1 -33.3% -196 -10.8% -155 -8.4% -1,896 -2.2% 5,032 5.9%
Exclusive Metrics Diff for Current Function3 1.5% 8 5.2% 184 9.7% 248 4.9%
Parent functions
Drupal\Core\Template\TwigEnvironment::needsUpdate-1 -100.0% -178 -90.8% -141 -91.0% -1,992 -105.1% -1,240 -24.6%
Drupal\field\FieldInfo::getBundleInstances0 0.0% -131 -66.8% -118 -76.1% 0 0.0% 0 0.0%
Drupal\Core\Plugin\DefaultPluginManager::getCachedDefinitions0 0.0% 90 45.9% 73 47.1% 0 0.0% -88 -1.7%
menu_tree_page_data0 0.0% 51 26.0% 30 19.4% 0 0.0% -56 -1.1%
Drupal\Core\Utility\CacheArray::__construct0 0.0% -50 -25.5% -29 -18.7% 0 0.0% 0 0.0%
variable_initialize0 0.0% 24 12.2% 27 17.4% -24 -1.3% 0 0.0%
Drupal\Core\Cache\CacheCollector::lazyLoadCache0 0.0% 20 10.2% 29 18.7% -8 -0.4% 12,048 239.4%
Drupal\Core\Plugin\Discovery\CacheDecorator::getCachedDefinitions0 0.0% 19 9.7% 19 12.3% 0 0.0% 0 0.0%
system_list0 0.0% 18 9.2% 15 9.7% 0 0.0% 0 0.0%
Drupal\Core\Extension\CachedModuleHandler::getCachedImplementationInfo0 0.0% -17 -8.7% -7 -4.5% -56 -3.0% -72 -1.4%
Drupal\field\FieldInfo::getFieldMap0 0.0% -16 -8.2% -9 -5.8% 0 0.0% 0 0.0%
Drupal\Core\Utility\ThemeRegistry::__construct0 0.0% -11 -5.6% -5 -3.2% 152 8.0% 128 2.5%
_menu_build_tree0 0.0% -7 -3.6% -18 -11.6% 16 0.8% -3,232 -64.2%
Drupal\Core\Menu\LocalTaskManager::getLocalTasksForRoute0 0.0% -6 -3.1% -4 -2.6% 0 0.0% 0 0.0%
Drupal\Core\Config\CachedStorage::findByPrefix0 0.0% -2 -1.0% -9 -5.8% 8 0.4% -2,352 -46.7%
Drupal\Core\Entity\EntityManager::getFieldDefinitions0 0.0% 1 0.5% -6 -3.9% 8 0.4% -104 -2.1%
Drupal\Core\Config\CachedStorage::read0 0.0% -1 -0.5% -2 -1.3% 0 0.0% 0 0.0%
Child functions
Drupal\Core\Cache\DatabaseBackend::getMultiple-1 -50.0% -195 -99.5% -158 -101.9% -2,080 -109.7% 4,784 95.1%
reset-1 -50.0% -4 -2.0% -5 -3.2% 0 0.0% 0 0.0%