Diff Report
Run #52e436ce9c71d: XHProf Run (Namespace=drupal-perf-drupalcon)
vs.
Run #52e4374042ace: XHProf Run (Namespace=drupal-perf-drupalcon)
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Regression/Improvement summary for Drupal\Core\Cache\DatabaseBackend::get

Drupal\Core\Cache\DatabaseBackend::getRun #52e436ce9c71dRun #52e4374042aceDiffDiff%
Number of Function Calls53 54 1 1.9%
Incl. Wall Time (microsec)24,417 24,752 335 1.4%
Incl. Wall Time (microsec) per call 461 458 -2 -0.5%
Excl. Wall Time (microsec)359 363 4 1.1%
Incl. CPU (microsecs)17,499 17,724 225 1.3%
Incl. CPU (microsecs) per call 330 328 -2 -0.6%
Excl. CPU (microsec)331 305 -26 -7.9%
Incl. MemUse (bytes)2,496,032 2,513,032 17,000 0.7%
Incl. MemUse (bytes) per call 47,095 46,538 -557 -1.2%
Excl. MemUse (bytes)8,288 8,072 -216 -2.6%
Incl. PeakMemUse (bytes)3,182,280 3,214,200 31,920 1.0%
Incl. PeakMemUse (bytes) per call 60,043 59,522 -521 -0.9%
Excl. PeakMemUse (bytes)3,856 3,856 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% 335 28.8% 225 22.2% 17,000 20.9% 31,920 39.8%
Exclusive Metrics Diff for Current Function4 1.2% -26 -11.6% -216 -1.3% 0 0.0%
Parent functions
Drupal\Core\Template\TwigEnvironment::needsUpdate1 100.0% 243 72.5% 152 67.6% 2,000 11.8% 14,504 45.4%
Drupal\Core\Plugin\Discovery\CacheDecorator::getCachedDefinitions0 0.0% -114 -34.0% -97 -43.1% 200 1.2% 328 1.0%
_menu_build_tree0 0.0% 62 18.5% 52 23.1% -328 -1.9% -152 -0.5%
Drupal\field\FieldInfo::getBundleInstances0 0.0% 47 14.0% 47 20.9% -328 -1.9% -328 -1.0%
Drupal\field\FieldInfo::getFieldMap0 0.0% -35 -10.4% -29 -12.9% 0 0.0% 0 0.0%
Drupal\Core\Menu\LocalTaskManager::getLocalTasksForRoute0 0.0% 31 9.3% 23 10.2% 0 0.0% -96 -0.3%
Drupal\Core\Plugin\DefaultPluginManager::getCachedDefinitions0 0.0% 30 9.0% 41 18.2% 16 0.1% -456 -1.4%
system_list0 0.0% 29 8.7% 31 13.8% 0 0.0% -224 -0.7%
Drupal\Core\Entity\EntityManager::getFieldDefinitions0 0.0% -20 -6.0% -43 -19.1% 14,896 87.6% 16,272 51.0%
variable_initialize0 0.0% 20 6.0% 3 1.3% 0 0.0% 0 0.0%
entity_get_view_modes0 0.0% 19 5.7% 19 8.4% 0 0.0% 32 0.1%
Drupal\Core\Config\CachedStorage::findByPrefix0 0.0% -17 -5.1% -8 -3.6% 0 0.0% 376 1.2%
filter_formats0 0.0% 16 4.8% 7 3.1% -328 -1.9% -120 -0.4%
Drupal\Core\Cache\CacheCollector::lazyLoadCache0 0.0% 14 4.2% 2 0.9% 0 0.0% 0 0.0%
drupal_render_cache_get0 0.0% 11 3.3% 8 3.6% 0 0.0% 8 0.0%
Drupal\Core\Utility\CacheArray::__construct0 0.0% 6 1.8% 6 2.7% 8 0.0% 8 0.0%
Drupal\Core\Utility\ThemeRegistry::__construct0 0.0% -6 -1.8% -1 -0.4% 888 5.2% 1,088 3.4%
Drupal\Core\Extension\CachedModuleHandler::getCachedImplementationInfo0 0.0% 4 1.2% 5 2.2% -24 -0.1% 432 1.4%
Drupal\field\FieldInfo::getBundleExtraFields0 0.0% -2 -0.6% 7 3.1% 0 0.0% 376 1.2%
menu_tree_page_data0 0.0% -2 -0.6% 1 0.4% 0 0.0% 0 0.0%
Drupal\Core\Config\CachedStorage::read0 0.0% -1 -0.3% -1 -0.4% 0 0.0% -128 -0.4%
Child functions
Drupal\Core\Cache\DatabaseBackend::getMultiple1 50.0% 332 99.1% 245 108.9% 17,216 101.3% 31,920 100.0%
reset1 50.0% -1 -0.3% 6 2.7% 0 0.0% 0 0.0%