Diff Report
Run #519c03b86b1ec: XHProf Run (Namespace=drupal-perf-drupalcon)
vs.
Run #519c04ab45451: XHProf Run (Namespace=drupal-perf-drupalcon)
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Regression/Improvement summary for Drupal\Core\Cache\DatabaseBackend::getMultiple@1

Drupal\Core\Cache\DatabaseBackend::getMultiple@1Run #519c03b86b1ecRun #519c04ab45451DiffDiff%
Number of Function Calls7 7 0 0.0%
Incl. Wall Time (microsec)4,733 4,447 -286 -6.0%
Incl. Wall Time (microsec) per call 676 635 -41 -6.0%
Excl. Wall Time (microsec)308 318 10 3.2%
Incl. CPU (microsecs)2,577 2,694 117 4.5%
Incl. CPU (microsecs) per call 368 385 17 4.5%
Excl. CPU (microsec)271 284 13 4.8%
Incl. MemUse (bytes)60,888 60,888 0 0.0%
Incl. MemUse (bytes) per call 8,698 8,698 0 0.0%
Excl. MemUse (bytes)7,576 7,576 0 0.0%
Incl. PeakMemUse (bytes)75,872 75,872 0 0.0%
Incl. PeakMemUse (bytes) per call 10,839 10,839 0 0.0%
Excl. PeakMemUse (bytes)8,916 8,916 0 0.0%

Parent/Child Regression/Improvement report for Drupal\Core\Cache\DatabaseBackend::getMultiple@1 [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@10 N/A% -286 -45.8% 117 7.7% 0 0.0% 0 0.0%
Exclusive Metrics Diff for Current Function10 3.5% 13 11.1% 0 N/A% 0 N/A%
Parent function
Drupal\Core\Cache\DatabaseBackend::get@10 N/A% -286 -100.0% 117 100.0% 0 N/A% 0 N/A%
Child functions
Drupal\Core\Database\Connection::query0 N/A% -446 -155.9% 36 30.8% 0 N/A% 0 N/A%
Drupal\Core\Cache\DatabaseBackend::prepareItem@10 N/A% 132 46.2% 52 44.4% 0 N/A% 0 N/A%
Drupal\Core\Database\Connection::escapeTable0 N/A% 13 4.5% 12 10.3% 0 N/A% 0 N/A%
array_diff0 N/A% 5 1.7% 2 1.7% 0 N/A% 0 N/A%
array_keys0 N/A% 0 0.0% 2 1.7% 0 N/A% 0 N/A%