Diff Report
Run #51981e3ae1e6c: XHProf Run (Namespace=drupal-perf-cottser)
vs.
Run #51981beb768ad: 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 #51981e3ae1e6cRun #51981beb768adDiffDiff%
Number of Function Calls9 9 0 0.0%
Incl. Wall Time (microsec)4,143 4,155 12 0.3%
Incl. Wall Time (microsec) per call 460 462 1 0.3%
Excl. Wall Time (microsec)318 315 -3 -0.9%
Incl. CPU (microsecs)2,358 2,347 -11 -0.5%
Incl. CPU (microsecs) per call 262 261 -1 -0.5%
Excl. CPU (microsec)285 266 -19 -6.7%
Incl. MemUse (bytes)191,264 191,264 0 0.0%
Incl. MemUse (bytes) per call 21,252 21,252 0 0.0%
Excl. MemUse (bytes)-22,784 -22,800 -16 -0.1%
Incl. PeakMemUse (bytes)203,912 203,928 16 0.0%
Incl. PeakMemUse (bytes) per call 22,657 22,659 2 0.0%
Excl. PeakMemUse (bytes)21,968 21,968 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% 12 9.8% -11 -2.1% 0 0.0% 16 0.1%
Exclusive Metrics Diff for Current Function-3 -25.0% -19 -172.7% -16 N/A% 0 0.0%
Parent function
Drupal\Core\Cache\DatabaseBackend::get@10 N/A% 12 100.0% -11 -100.0% 0 N/A% 16 100.0%
Child functions
Drupal\Core\Cache\DatabaseBackend::prepareItem@10 N/A% 38 316.7% 25 227.3% 0 N/A% 0 0.0%
Drupal\Core\Database\Connection::query0 N/A% -20 -166.7% -24 -218.2% 16 N/A% 16 100.0%
Drupal\Core\Database\Connection::escapeTable0 N/A% -4 -33.3% -5 -45.5% 0 N/A% 0 0.0%
array_diff0 N/A% 1 8.3% 3 27.3% 0 N/A% 0 0.0%
array_keys0 N/A% 0 0.0% 9 81.8% 0 N/A% 0 0.0%