Diff Report
Run #544333b05173f: XHProf Run (Namespace=drupal-perf-joelpittet)
vs.
Run #54433ad6a7755: XHProf Run (Namespace=drupal-perf-joelpittet)
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Regression/Improvement summary for Drupal\Core\Cache\DatabaseBackend::getMultiple

Drupal\Core\Cache\DatabaseBackend::getMultipleRun #544333b05173fRun #54433ad6a7755DiffDiff%
Number of Function Calls21 21 0 0.0%
Incl. Wall Time (microsec)18,436 19,115 679 3.7%
Incl. Wall Time (microsec) per call 878 910 32 3.7%
Excl. Wall Time (microsec)1,869 1,959 90 4.8%
Incl. CPU (microsecs)16,467 17,182 715 4.3%
Incl. CPU (microsecs) per call 784 818 34 4.3%
Excl. CPU (microsec)1,628 1,718 90 5.5%
Incl. MemUse (bytes)1,853,144 1,853,224 80 0.0%
Incl. MemUse (bytes) per call 88,245 88,249 4 0.0%
Excl. MemUse (bytes)99,248 99,272 24 0.0%
Incl. PeakMemUse (bytes)2,019,360 2,021,520 2,160 0.1%
Incl. PeakMemUse (bytes) per call 96,160 96,263 103 0.1%
Excl. PeakMemUse (bytes)47,440 47,896 456 1.0%

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% 679 0.8% 715 0.9% 80 0.1% 2,160 3.8%
Exclusive Metrics Diff for Current Function90 13.3% 90 12.6% 24 30.0% 456 21.1%
Parent functions
Drupal\Core\Entity\Sql\SqlContentEntityStorage::getFromPersistentCache0 N/A% 847 124.7% 811 113.4% -8 -10.0% 64 3.0%
Drupal\Core\Cache\DatabaseBackend::get0 N/A% -168 -24.7% -96 -13.4% 88 110.0% 2,096 97.0%
Child functions
Drupal\Core\Cache\DatabaseBackend::prepareItem0 N/A% 709 104.4% 683 95.5% 72 90.0% 288 13.3%
Drupal\Core\Database\Connection::query0 N/A% -99 -14.6% -29 -4.1% -16 -20.0% 1,416 65.6%
Drupal\Core\Cache\DatabaseBackend::normalizeCid0 N/A% -19 -2.8% -21 -2.9% 0 0.0% 0 0.0%
Drupal\Core\Database\Connection::escapeTable0 N/A% -18 -2.7% -18 -2.5% 0 0.0% 0 0.0%
array_keys0 N/A% 16 2.4% 15 2.1% 0 0.0% 0 0.0%
array_diff0 N/A% 0 0.0% -5 -0.7% 0 0.0% 0 0.0%