Diff Report
Run #539203c57074d: XHProf Run (Namespace=drupal-perf-drupalcon)
vs.
Run #539201f8938f4: XHProf Run (Namespace=drupal-perf-drupalcon)
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Regression/Improvement summary for Drupal\Core\Cache\DatabaseBackend::getMultiple

Drupal\Core\Cache\DatabaseBackend::getMultipleRun #539203c57074dRun #539201f8938f4DiffDiff%
Number of Function Calls52 52 0 0.0%
Incl. Wall Time (microsec)50,359 50,550 191 0.4%
Incl. Wall Time (microsec) per call 968 972 4 0.4%
Excl. Wall Time (microsec)2,120 2,145 25 1.2%
Incl. CPU (microsecs)32,521 33,162 641 2.0%
Incl. CPU (microsecs) per call 625 638 12 2.0%
Excl. CPU (microsec)1,921 1,913 -8 -0.4%
Incl. MemUse (bytes)1,841,184 1,841,184 0 0.0%
Incl. MemUse (bytes) per call 35,407 35,407 0 0.0%
Excl. MemUse (bytes)345,132 345,132 0 0.0%
Incl. PeakMemUse (bytes)2,287,224 2,287,224 0 0.0%
Incl. PeakMemUse (bytes) per call 43,985 43,985 0 0.0%
Excl. PeakMemUse (bytes)358,172 358,172 0 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% 191 77.3% 641 131.1% 0 N/A% 0 N/A%
Exclusive Metrics Diff for Current Function25 13.1% -8 -1.2% 0 N/A% 0 N/A%
Parent functions
Drupal\Core\Cache\DatabaseBackend::get0 N/A% 118 61.8% 587 91.6% 0 N/A% 0 N/A%
Drupal\Core\Entity\ContentEntityStorageBase::loadFieldItems0 N/A% 73 38.2% 54 8.4% 0 N/A% 0 N/A%
Child functions
Drupal\Core\Cache\DatabaseBackend::prepareItem0 N/A% 385 201.6% 559 87.2% 0 N/A% 0 N/A%
Drupal\Core\Database\Connection::query0 N/A% -234 -122.5% 46 7.2% 0 N/A% 0 N/A%
Drupal\Core\Database\Connection::escapeTable0 N/A% 9 4.7% 19 3.0% 0 N/A% 0 N/A%
array_diff0 N/A% 8 4.2% 16 2.5% 0 N/A% 0 N/A%
array_keys0 N/A% -2 -1.0% 9 1.4% 0 N/A% 0 N/A%