Diff Report
Run #519c0a514701f: XHProf Run (Namespace=drupal-perf-drupalcon)
vs.
Run #519c0a965645d: 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 #519c0a514701fRun #519c0a965645dDiffDiff%
Number of Function Calls7 7 0 0.0%
Incl. Wall Time (microsec)4,782 4,720 -62 -1.3%
Incl. Wall Time (microsec) per call 683 674 -9 -1.3%
Excl. Wall Time (microsec)333 295 -38 -11.4%
Incl. CPU (microsecs)2,643 2,551 -92 -3.5%
Incl. CPU (microsecs) per call 378 364 -13 -3.5%
Excl. CPU (microsec)298 266 -32 -10.7%
Incl. MemUse (bytes)60,856 60,856 0 0.0%
Incl. MemUse (bytes) per call 8,694 8,694 0 0.0%
Excl. MemUse (bytes)7,572 7,572 0 0.0%
Incl. PeakMemUse (bytes)78,676 78,676 0 0.0%
Incl. PeakMemUse (bytes) per call 11,239 11,239 0 0.0%
Excl. PeakMemUse (bytes)9,620 9,620 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% -62 -4.1% -92 -9.7% 0 N/A% 0 N/A%
Exclusive Metrics Diff for Current Function-38 -61.3% -32 -34.8% 0 N/A% 0 N/A%
Parent function
Drupal\Core\Cache\DatabaseBackend::get@10 N/A% -62 -100.0% -92 -100.0% 0 N/A% 0 N/A%
Child functions
Drupal\Core\Database\Connection::query0 N/A% -22 -35.5% -54 -58.7% 0 N/A% 0 N/A%
Drupal\Core\Cache\DatabaseBackend::prepareItem@10 N/A% -3 -4.8% -2 -2.2% 0 N/A% 0 N/A%
array_diff0 N/A% 1 1.6% -3 -3.3% 0 N/A% 0 N/A%
array_keys0 N/A% 0 0.0% -1 -1.1% 0 N/A% 0 N/A%
Drupal\Core\Database\Connection::escapeTable0 N/A% 0 0.0% 0 0.0% 0 N/A% 0 N/A%