Diff Report
Run #538e3b37c1a66: XHProf Run (Namespace=drupal-perf-cottser)
vs.
Run #538e3ac0de109: XHProf Run (Namespace=drupal-perf-cottser)
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Regression/Improvement summary for Drupal\Core\Cache\DatabaseBackend::getMultiple

Drupal\Core\Cache\DatabaseBackend::getMultipleRun #538e3b37c1a66Run #538e3ac0de109DiffDiff%
Number of Function Calls60 58 -2 -3.3%
Incl. Wall Time (microsec)34,246 33,557 -689 -2.0%
Incl. Wall Time (microsec) per call 571 579 8 1.4%
Excl. Wall Time (microsec)1,680 1,625 -55 -3.3%
Incl. CPU (microsecs)25,004 24,746 -258 -1.0%
Incl. CPU (microsecs) per call 417 427 10 2.4%
Excl. CPU (microsec)1,469 1,420 -49 -3.3%
Incl. MemUse (bytes)3,759,696 3,753,424 -6,272 -0.2%
Incl. MemUse (bytes) per call 62,662 64,714 2,053 3.3%
Excl. MemUse (bytes)61,816 71,392 9,576 15.5%
Incl. PeakMemUse (bytes)4,399,448 4,388,944 -10,504 -0.2%
Incl. PeakMemUse (bytes) per call 73,324 75,671 2,347 3.2%
Excl. PeakMemUse (bytes)359,832 358,784 -1,048 -0.3%

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% -689 -16.1% -258 -7.0% -6,272 -5.9% -10,504 -8.9%
Exclusive Metrics Diff for Current Function-55 -8.0% -49 -19.0% 9,576 152.7% -1,048 -10.0%
Parent functions
Drupal\Core\Cache\DatabaseBackend::get-2 -100.0% -683 -99.1% -266 -103.1% -6,288 -100.3% -10,520 -100.2%
Drupal\Core\Entity\ContentEntityStorageBase::loadFieldItems0 0.0% -6 -0.9% 8 3.1% 16 0.3% 16 0.2%
Child functions
Drupal\Core\Database\Connection::query-2 -20.0% -466 -67.6% -115 -44.6% -12,552 -200.1% -4,496 -42.8%
Drupal\Core\Cache\DatabaseBackend::prepareItem-2 -20.0% -183 -26.6% -102 -39.5% -1,968 -31.4% -4,928 -46.9%
Drupal\Core\Database\Connection::escapeTable-2 -20.0% 18 2.6% 22 8.5% -192 -3.1% -32 -0.3%
array_diff-2 -20.0% -4 -0.6% -6 -2.3% -336 -5.4% 0 0.0%
array_keys-2 -20.0% 1 0.1% -8 -3.1% -800 -12.8% 0 0.0%