Diff Report
Run #531ee657ba49e: XHProf Run (Namespace=drupal-perf-cottser)
vs.
Run #531ee5f3237b0: XHProf Run (Namespace=drupal-perf-cottser)
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Regression/Improvement summary for Drupal\Core\Cache\DatabaseBackend::get

Drupal\Core\Cache\DatabaseBackend::getRun #531ee657ba49eRun #531ee5f3237b0DiffDiff%
Number of Function Calls53 52 -1 -1.9%
Incl. Wall Time (microsec)22,526 22,228 -298 -1.3%
Incl. Wall Time (microsec) per call 425 427 2 0.6%
Excl. Wall Time (microsec)349 363 14 4.0%
Incl. CPU (microsecs)16,026 16,060 34 0.2%
Incl. CPU (microsecs) per call 302 309 6 2.1%
Excl. CPU (microsec)285 294 9 3.2%
Incl. MemUse (bytes)2,462,048 2,352,488 -109,560 -4.4%
Incl. MemUse (bytes) per call 46,454 45,240 -1,214 -2.6%
Excl. MemUse (bytes)7,312 7,528 216 3.0%
Incl. PeakMemUse (bytes)2,706,352 2,626,968 -79,384 -2.9%
Incl. PeakMemUse (bytes) per call 51,063 50,519 -545 -1.1%
Excl. PeakMemUse (bytes)3,352 3,352 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::get-1 -33.3% -298 -11.8% 34 1.1% -109,560 -143.5% -79,384 -101.4%
Exclusive Metrics Diff for Current Function14 4.7% 9 26.5% 216 0.2% 0 0.0%
Parent functions
Drupal\Core\Template\TwigEnvironment::needsUpdate-1 -100.0% -292 -98.0% -121 -355.9% -1,968 -1.8% 4,792 6.0%
Drupal\Core\Plugin\Discovery\CacheDecorator::getCachedDefinitions0 0.0% 157 52.7% 157 461.8% -216 -0.2% -320 -0.4%
drupal_get_library0 0.0% -131 -44.0% -110 -323.5% -107,816 -98.4% -84,120 -106.0%
_toolbar_get_subtrees_hash0 0.0% -98 -32.9% -29 -85.3% 0 0.0% 0 0.0%
_menu_build_tree0 0.0% 64 21.5% 53 155.9% -8 -0.0% -296 -0.4%
Drupal\Core\CacheDecorator\AliasManagerCacheDecorator::getSystemPath0 0.0% 62 20.8% 47 138.2% 0 0.0% 72 0.1%
Drupal\Core\Config\CachedStorage::findByPrefix0 0.0% -55 -18.5% -17 -50.0% -8 -0.0% 136 0.2%
drupal_get_complete_schema0 0.0% -40 -13.4% -29 -85.3% -8 -0.0% -8 -0.0%
system_list0 0.0% 37 12.4% 34 100.0% 0 0.0% 32 0.0%
menu_tree_page_data0 0.0% 34 11.4% 17 50.0% 0 0.0% 0 0.0%
Drupal\Core\Entity\EntityManager::getFieldDefinitions0 0.0% -26 -8.7% -9 -26.5% 0 0.0% 0 0.0%
Drupal\Core\Entity\EntityManager::getBaseFieldDefinitions0 0.0% 12 4.0% 10 29.4% 1,416 1.3% 1,600 2.0%
Drupal\Core\Extension\CachedModuleHandler::getCachedImplementationInfo0 0.0% -10 -3.4% -7 -20.6% 0 0.0% -224 -0.3%
Drupal\user\PermissionsHash::generate0 0.0% -6 -2.0% 3 8.8% 0 0.0% 0 0.0%
Drupal\Core\Menu\LocalTaskManager::getLocalTasksForRoute0 0.0% -6 -2.0% 3 8.8% 0 0.0% 152 0.2%
Drupal\Core\Plugin\DefaultPluginManager::getCachedDefinitions0 0.0% 3 1.0% 11 32.4% -40 -0.0% -120 -0.2%
Drupal\Core\Utility\ThemeRegistry::__construct0 0.0% -2 -0.7% 3 8.8% -912 -0.8% -1,016 -1.3%
Drupal\field\FieldInfo::getFieldMap0 0.0% -1 -0.3% 16 47.1% 0 0.0% 0 0.0%
Drupal\Core\Cache\CacheCollector::lazyLoadCache0 0.0% 0 0.0% 2 5.9% 0 0.0% -64 -0.1%
Child functions
Drupal\Core\Cache\DatabaseBackend::getMultiple-1 -50.0% -315 -105.7% 16 47.1% -109,776 -100.2% -79,384 -100.0%
reset-1 -50.0% 3 1.0% 9 26.5% 0 0.0% 0 0.0%