Diff Report
Run #5198b38f0f1d5: XHProf Run (Namespace=drupal-perf-cottser)
vs.
Run #5198b3cd5c9c1: 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 #5198b38f0f1d5Run #5198b3cd5c9c1DiffDiff%
Number of Function Calls8 8 0 0.0%
Incl. Wall Time (microsec)2,844 3,172 328 11.5%
Incl. Wall Time (microsec) per call 356 397 41 11.5%
Excl. Wall Time (microsec)231 238 7 3.0%
Incl. CPU (microsecs)1,774 1,750 -24 -1.4%
Incl. CPU (microsecs) per call 222 219 -3 -1.4%
Excl. CPU (microsec)198 202 4 2.0%
Incl. MemUse (bytes)115,528 115,528 0 0.0%
Incl. MemUse (bytes) per call 14,441 14,441 0 0.0%
Excl. MemUse (bytes)-25,112 -25,112 0 0.0%
Incl. PeakMemUse (bytes)128,864 128,824 -40 -0.0%
Incl. PeakMemUse (bytes) per call 16,108 16,103 -5 -0.0%
Excl. PeakMemUse (bytes)14,832 14,832 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% 328 71.5% -24 -8.7% 0 0.0% -40 -0.1%
Exclusive Metrics Diff for Current Function7 2.1% 4 16.7% 0 N/A% 0 0.0%
Parent function
Drupal\Core\Cache\DatabaseBackend::get@10 N/A% 328 100.0% -24 -100.0% 0 N/A% -40 -100.0%
Child functions
Drupal\Core\Database\Connection::query0 N/A% 273 83.2% -58 -241.7% 0 N/A% 0 0.0%
Drupal\Core\Cache\DatabaseBackend::prepareItem@10 N/A% 49 14.9% 31 129.2% 0 N/A% -40 -100.0%
array_keys0 N/A% -1 -0.3% -1 -4.2% 0 N/A% 0 0.0%
array_diff0 N/A% 0 0.0% 2 8.3% 0 N/A% 0 0.0%
Drupal\Core\Database\Connection::escapeTable0 N/A% 0 0.0% -2 -8.3% 0 N/A% 0 0.0%