Diff Report
Run #518b15389813f: XHProf Run (Namespace=drupal-perf-cottser)
vs.
Run #518b13c95a609: XHProf Run (Namespace=drupal-perf-cottser)
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Regression/Improvement summary for Drupal\Core\Cache\DatabaseBackend::get

Drupal\Core\Cache\DatabaseBackend::getRun #518b15389813fRun #518b13c95a609DiffDiff%
Number of Function Calls72 70 -2 -2.8%
Incl. Wall Time (microsec)50,892 51,339 447 0.9%
Incl. Wall Time (microsec) per call 707 733 27 3.8%
Excl. Wall Time (microsec)448 452 4 0.9%
Incl. CPU (microsecs)32,203 32,258 55 0.2%
Incl. CPU (microsecs) per call 447 461 14 3.0%
Excl. CPU (microsec)401 404 3 0.7%
Incl. MemUse (bytes)1,784,544 1,780,560 -3,984 -0.2%
Incl. MemUse (bytes) per call 24,785 25,437 651 2.6%
Excl. MemUse (bytes)3,264 3,632 368 11.3%
Incl. PeakMemUse (bytes)2,428,816 2,411,928 -16,888 -0.7%
Incl. PeakMemUse (bytes) per call 33,734 34,456 723 2.1%
Excl. PeakMemUse (bytes)4,488 4,488 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-2 -33.3% 447 2.2% 55 0.3% -3,984 -3.7% -16,888 -8.1%
Exclusive Metrics Diff for Current Function4 0.9% 3 5.5% 368 9.2% 0 0.0%
Parent functions
Drupal\Core\Template\TwigEnvironment::needsUpdate-2 -100.0% -1,248 -279.2% -564 -1025.5% -3,960 -99.4% -17,296 -102.4%
Drupal\field\FieldInfo::getBundleInstances0 0.0% 1,148 256.8% 364 661.8% 0 0.0% 176 1.0%
Drupal\Core\Plugin\Discovery\CacheDecorator::getCachedDefinitions0 0.0% 345 77.2% 186 338.2% 0 0.0% -184 -1.1%
Drupal\field\FieldInfo::getBundleExtraFields0 0.0% 205 45.9% 62 112.7% 0 0.0% 0 0.0%
_menu_build_tree0 0.0% 163 36.5% 86 156.4% 0 0.0% 224 1.3%
Drupal\Core\Config\CachedStorage::read0 0.0% 158 35.3% -60 -109.1% 0 0.0% 224 1.3%
Drupal\Core\Utility\ThemeRegistry::__construct0 0.0% -147 -32.9% -102 -185.5% -16 -0.4% -24 -0.1%
menu_tree_page_data0 0.0% -106 -23.7% 36 65.5% 0 0.0% 0 0.0%
Drupal\Core\Entity\DatabaseStorageController::getFieldDefinitions0 0.0% 95 21.3% 12 21.8% 0 0.0% 0 0.0%
_node_types_build0 0.0% -34 -7.6% -26 -47.3% 0 0.0% 8 0.0%
Drupal\Core\Extension\CachedModuleHandler::getHookInfo0 0.0% -33 -7.4% -39 -70.9% 0 0.0% 0 0.0%
Drupal\Core\Utility\CacheArray::__construct0 0.0% -33 -7.4% 37 67.3% 0 0.0% 0 0.0%
variable_initialize0 0.0% -31 -6.9% -7 -12.7% 0 0.0% 0 0.0%
Drupal\Core\Extension\CachedModuleHandler::getBootstrapModules0 0.0% -23 -5.1% -28 -50.9% 0 0.0% 0 0.0%
entity_get_view_modes0 0.0% -18 -4.0% 22 40.0% 0 0.0% 0 0.0%
system_list0 0.0% 3 0.7% 28 50.9% -16 -0.4% -16 -0.1%
entity_get_bundles0 0.0% 2 0.4% 10 18.2% 8 0.2% 0 0.0%
Drupal\Core\Extension\CachedModuleHandler::getCachedImplementationInfo0 0.0% 1 0.2% 38 69.1% 0 0.0% 0 0.0%
Child functions
Drupal\Core\Cache\DatabaseBackend::getMultiple-2 -50.0% 450 100.7% 52 94.5% -4,352 -109.2% -16,888 -100.0%
reset-2 -50.0% -7 -1.6% 0 0.0% 0 0.0% 0 0.0%