Diff Report
Run #52d3e812c7cf2: XHProf Run (Namespace=drupal-perf-cottser)
vs.
Run #52d3e85377bba: XHProf Run (Namespace=drupal-perf-cottser)
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Regression/Improvement summary for Drupal\Core\Cache\DatabaseBackend::getMultiple

Drupal\Core\Cache\DatabaseBackend::getMultipleRun #52d3e812c7cf2Run #52d3e85377bbaDiffDiff%
Number of Function Calls67 65 -2 -3.0%
Incl. Wall Time (microsec)23,013 22,718 -295 -1.3%
Incl. Wall Time (microsec) per call 343 350 6 1.8%
Excl. Wall Time (microsec)1,623 1,571 -52 -3.2%
Incl. CPU (microsecs)15,781 15,502 -279 -1.8%
Incl. CPU (microsecs) per call 236 238 3 1.3%
Excl. CPU (microsec)1,403 1,376 -27 -1.9%
Incl. MemUse (bytes)1,871,568 1,860,008 -11,560 -0.6%
Incl. MemUse (bytes) per call 27,934 28,616 682 2.4%
Excl. MemUse (bytes)-121,040 -112,392 8,648 7.1%
Incl. PeakMemUse (bytes)2,519,464 2,491,048 -28,416 -1.1%
Incl. PeakMemUse (bytes) per call 37,604 38,324 720 1.9%
Excl. PeakMemUse (bytes)193,560 191,816 -1,744 -0.9%

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::getMultiple-2 -16.7% -295 -17.5% -279 -17.3% -11,560 -9.7% -28,416 -23.8%
Exclusive Metrics Diff for Current Function-52 -17.6% -27 -9.7% 8,648 74.8% -1,744 -6.1%
Parent functions
Drupal\Core\Cache\DatabaseBackend::get-2 -100.0% -300 -101.7% -254 -91.0% -11,560 -100.0% -47,880 -168.5%
Drupal\Core\Config\CachedStorage::readMultiple0 0.0% 9 3.1% -23 -8.2% 0 0.0% 19,464 68.5%
Drupal\Core\Entity\FieldableEntityStorageControllerBase::loadFieldItems0 0.0% -4 -1.4% -2 -0.7% 0 0.0% 0 0.0%
Child functions
Drupal\Core\Database\Connection::query-2 -20.0% -257 -87.1% -234 -83.9% -12,392 -107.2% -6,320 -22.2%
Drupal\Core\Database\Connection::escapeTable-2 -20.0% 46 15.6% 41 14.7% -160 -1.4% -64 -0.2%
Drupal\Core\Cache\DatabaseBackend::prepareItem-2 -20.0% -24 -8.1% -42 -15.1% -6,584 -57.0% -20,288 -71.4%
array_diff-2 -20.0% -4 -1.4% -3 -1.1% -336 -2.9% 0 0.0%
array_keys-2 -20.0% -4 -1.4% -14 -5.0% -736 -6.4% 0 0.0%