Diff Report
Run #51981beb768ad: XHProf Run (Namespace=drupal-perf-cottser)
vs.
Run #51981e3ae1e6c: 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 #51981beb768adRun #51981e3ae1e6cDiffDiff%
Number of Function Calls9 9 0 0.0%
Incl. Wall Time (microsec)4,155 4,143 -12 -0.3%
Incl. Wall Time (microsec) per call 462 460 -1 -0.3%
Excl. Wall Time (microsec)315 318 3 1.0%
Incl. CPU (microsecs)2,347 2,358 11 0.5%
Incl. CPU (microsecs) per call 261 262 1 0.5%
Excl. CPU (microsec)266 285 19 7.1%
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)-22,800 -22,784 16 0.1%
Incl. PeakMemUse (bytes)203,928 203,912 -16 -0.0%
Incl. PeakMemUse (bytes) per call 22,659 22,657 -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 Function3 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%