Diff Report
Run #517896dc57c6e: XHProf Run (Namespace=drupal-perf-cottser)
vs.
Run #5178989df1d0f: 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 #517896dc57c6eRun #5178989df1d0fDiffDiff%
Number of Function Calls7 7 0 0.0%
Incl. Wall Time (microsec)2,862 2,696 -166 -5.8%
Incl. Wall Time (microsec) per call 409 385 -24 -5.8%
Excl. Wall Time (microsec)221 227 6 2.7%
Incl. CPU (microsecs)1,664 1,683 19 1.1%
Incl. CPU (microsecs) per call 238 240 3 1.1%
Excl. CPU (microsec)186 197 11 5.9%
Incl. MemUse (bytes)137,608 137,608 0 0.0%
Incl. MemUse (bytes) per call 19,658 19,658 0 0.0%
Excl. MemUse (bytes)-20,560 -20,560 0 0.0%
Incl. PeakMemUse (bytes)161,280 161,280 0 0.0%
Incl. PeakMemUse (bytes) per call 23,040 23,040 0 0.0%
Excl. PeakMemUse (bytes)15,176 15,176 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% -166 -4.1% 19 0.4% 0 0.0% 0 0.0%
Exclusive Metrics Diff for Current Function6 3.6% 11 57.9% 0 N/A% 0 N/A%
Parent function
Drupal\Core\Cache\DatabaseBackend::get@10 N/A% -166 -100.0% 19 100.0% 0 N/A% 0 N/A%
Child functions
Drupal\Core\Database\Connection::query0 N/A% -212 -127.7% -31 -163.2% 0 N/A% 0 N/A%
Drupal\Core\Cache\DatabaseBackend::prepareItem@10 N/A% 35 21.1% 38 200.0% 0 N/A% 0 N/A%
array_diff0 N/A% 2 1.2% -2 -10.5% 0 N/A% 0 N/A%
array_keys0 N/A% 2 1.2% 1 5.3% 0 N/A% 0 N/A%
Drupal\Core\Database\Connection::escapeTable0 N/A% 1 0.6% 2 10.5% 0 N/A% 0 N/A%