Diff Report
Run #52f5cbc19a0d8: XHProf Run (Namespace=drupal-perf-cottser)
vs.
Run #52f5cb0964fa0: XHProf Run (Namespace=drupal-perf-cottser)
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Regression/Improvement summary for Drupal\Core\Cache\DatabaseBackend::getMultiple

Drupal\Core\Cache\DatabaseBackend::getMultipleRun #52f5cbc19a0d8Run #52f5cb0964fa0DiffDiff%
Number of Function Calls72 72 0 0.0%
Incl. Wall Time (microsec)29,351 29,268 -83 -0.3%
Incl. Wall Time (microsec) per call 408 407 -1 -0.3%
Excl. Wall Time (microsec)1,974 1,928 -46 -2.3%
Incl. CPU (microsecs)20,686 20,571 -115 -0.6%
Incl. CPU (microsecs) per call 287 286 -2 -0.6%
Excl. CPU (microsec)1,733 1,711 -22 -1.3%
Incl. MemUse (bytes)2,549,576 2,548,624 -952 -0.0%
Incl. MemUse (bytes) per call 35,411 35,398 -13 -0.0%
Excl. MemUse (bytes)-81,168 -81,272 -104 -0.1%
Incl. PeakMemUse (bytes)3,335,616 3,338,696 3,080 0.1%
Incl. PeakMemUse (bytes) per call 46,328 46,371 43 0.1%
Excl. PeakMemUse (bytes)253,824 253,944 120 0.0%

Parent/Child Regression/Improvement report for Drupal\Core\Cache\DatabaseBackend::getMultiple [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::getMultiple0 N/A% -83 -89.2% -115 -59.0% -952 -3.2% 3,080 10.4%
Exclusive Metrics Diff for Current Function-46 -55.4% -22 -19.1% -104 -10.9% 120 3.9%
Parent functions
Drupal\Core\Cache\DatabaseBackend::get0 N/A% -122 -147.0% -109 -94.8% -936 -98.3% -26,496 -860.3%
Drupal\Core\Config\CachedStorage::readMultiple0 N/A% 44 53.0% -3 -2.6% -16 -1.7% 29,512 958.2%
Drupal\Core\Entity\FieldableEntityStorageControllerBase::loadFieldItems0 N/A% -5 -6.0% -3 -2.6% 0 0.0% 64 2.1%
Child functions
Drupal\Core\Database\Connection::query0 N/A% -24 -28.9% -57 -49.6% -32 -3.4% -184 -6.0%
Drupal\Core\Cache\DatabaseBackend::prepareItem0 N/A% -23 -27.7% -32 -27.8% -832 -87.4% 3,280 106.5%
Drupal\Core\Database\Connection::escapeTable0 N/A% 5 6.0% 3 2.6% 0 0.0% -136 -4.4%
array_keys0 N/A% 3 3.6% -1 -0.9% 16 1.7% 0 0.0%
array_diff0 N/A% 2 2.4% -6 -5.2% 0 0.0% 0 0.0%