Diff Report
Run #519dd86a86681: XHProf Run (Namespace=drupal-perf-cottser)
vs.
Run #519dd9ab8b74d: XHProf Run (Namespace=drupal-perf-cottser)
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Regression/Improvement summary for Drupal\Core\Cache\DatabaseBackend::getMultiple@1

Drupal\Core\Cache\DatabaseBackend::getMultiple@1Run #519dd86a86681Run #519dd9ab8b74dDiffDiff%
Number of Function Calls13 13 0 0.0%
Incl. Wall Time (microsec)5,076 4,797 -279 -5.5%
Incl. Wall Time (microsec) per call 390 369 -21 -5.5%
Excl. Wall Time (microsec)372 362 -10 -2.7%
Incl. CPU (microsecs)2,720 2,663 -57 -2.1%
Incl. CPU (microsecs) per call 209 205 -4 -2.1%
Excl. CPU (microsec)330 306 -24 -7.3%
Incl. MemUse (bytes)146,800 146,808 8 0.0%
Incl. MemUse (bytes) per call 11,292 11,293 1 0.0%
Excl. MemUse (bytes)-48,032 -48,032 0 0.0%
Incl. PeakMemUse (bytes)145,536 145,544 8 0.0%
Incl. PeakMemUse (bytes) per call 11,195 11,196 1 0.0%
Excl. PeakMemUse (bytes)13,568 13,568 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% -279 -0.5% -57 -0.1% 8 0.0% 8 0.0%
Exclusive Metrics Diff for Current Function-10 -3.6% -24 -42.1% 0 0.0% 0 0.0%
Parent function
Drupal\Core\Cache\DatabaseBackend::get@10 N/A% -279 -100.0% -57 -100.0% 8 100.0% 8 100.0%
Child functions
Drupal\Core\Database\Connection::query0 N/A% -262 -93.9% -37 -64.9% 0 0.0% 0 0.0%
Drupal\Core\Cache\DatabaseBackend::prepareItem@10 N/A% -7 -2.5% -3 -5.3% 8 100.0% 8 100.0%
Drupal\Core\Database\Connection::escapeTable0 N/A% 1 0.4% 2 3.5% 0 0.0% 0 0.0%
array_diff0 N/A% -1 -0.4% 1 1.8% 0 0.0% 0 0.0%
array_keys0 N/A% 0 0.0% 4 7.0% 0 0.0% 0 0.0%