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

Drupal\Core\Cache\DatabaseBackend::getMultipleRun #538e3ac0de109Run #538e3b37c1a66DiffDiff%
Number of Function Calls58 60 2 3.4%
Incl. Wall Time (microsec)33,557 34,246 689 2.1%
Incl. Wall Time (microsec) per call 579 571 -8 -1.3%
Excl. Wall Time (microsec)1,625 1,680 55 3.4%
Incl. CPU (microsecs)24,746 25,004 258 1.0%
Incl. CPU (microsecs) per call 427 417 -10 -2.3%
Excl. CPU (microsec)1,420 1,469 49 3.5%
Incl. MemUse (bytes)3,753,424 3,759,696 6,272 0.2%
Incl. MemUse (bytes) per call 64,714 62,662 -2,053 -3.2%
Excl. MemUse (bytes)71,392 61,816 -9,576 -13.4%
Incl. PeakMemUse (bytes)4,388,944 4,399,448 10,504 0.2%
Incl. PeakMemUse (bytes) per call 75,671 73,324 -2,347 -3.1%
Excl. PeakMemUse (bytes)358,784 359,832 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::getMultiple2 16.7% 689 16.1% 258 7.0% 6,272 5.9% 10,504 8.9%
Exclusive Metrics Diff for Current Function55 8.0% 49 19.0% -9,576 -152.7% 1,048 10.0%
Parent functions
Drupal\Core\Cache\DatabaseBackend::get2 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::query2 20.0% 466 67.6% 115 44.6% 12,552 200.1% 4,496 42.8%
Drupal\Core\Cache\DatabaseBackend::prepareItem2 20.0% 183 26.6% 102 39.5% 1,968 31.4% 4,928 46.9%
Drupal\Core\Database\Connection::escapeTable2 20.0% -18 -2.6% -22 -8.5% 192 3.1% 32 0.3%
array_diff2 20.0% 4 0.6% 6 2.3% 336 5.4% 0 0.0%
array_keys2 20.0% -1 -0.1% 8 3.1% 800 12.8% 0 0.0%