Diff Report
Run #51a944519b58c: XHProf Run (Namespace=drupal-perf-cottser)
vs.
Run #51a9459592df6: 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 #51a944519b58cRun #51a9459592df6DiffDiff%
Number of Function Calls7 7 0 0.0%
Incl. Wall Time (microsec)3,374 3,125 -249 -7.4%
Incl. Wall Time (microsec) per call 482 446 -36 -7.4%
Excl. Wall Time (microsec)228 240 12 5.3%
Incl. CPU (microsecs)1,832 1,766 -66 -3.6%
Incl. CPU (microsecs) per call 262 252 -9 -3.6%
Excl. CPU (microsec)197 210 13 6.6%
Incl. MemUse (bytes)106,152 106,144 -8 -0.0%
Incl. MemUse (bytes) per call 15,165 15,163 -1 -0.0%
Excl. MemUse (bytes)-21,120 -21,112 8 0.0%
Incl. PeakMemUse (bytes)105,296 105,200 -96 -0.1%
Incl. PeakMemUse (bytes) per call 15,042 15,029 -14 -0.1%
Excl. PeakMemUse (bytes)13,640 13,648 8 0.1%

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% -249 -2.4% -66 -0.6% -8 -0.0% -96 -0.1%
Exclusive Metrics Diff for Current Function12 4.8% 13 19.7% 8 100.0% 8 8.3%
Parent function
Drupal\Core\Cache\DatabaseBackend::get@10 N/A% -249 -100.0% -66 -100.0% -8 -100.0% -96 -100.0%
Child functions
Drupal\Core\Database\Connection::query0 N/A% -233 -93.6% -50 -75.8% 0 0.0% 0 0.0%
Drupal\Core\Cache\DatabaseBackend::prepareItem@10 N/A% -28 -11.2% -27 -40.9% -16 -200.0% -104 -108.3%
array_diff0 N/A% 0 0.0% 3 4.5% 0 0.0% 0 0.0%
array_keys0 N/A% 0 0.0% -6 -9.1% 0 0.0% 0 0.0%
Drupal\Core\Database\Connection::escapeTable0 N/A% 0 0.0% 1 1.5% 0 0.0% 0 0.0%