Diff Report
Run #51774c26bf054: XHProf Run (Namespace=drupal-perf-cottser)
vs.
Run #51774d289642f: XHProf Run (Namespace=drupal-perf-cottser)
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Regression/Improvement summary for Drupal\Core\Database\Connection::prefixTables

Drupal\Core\Database\Connection::prefixTablesRun #51774c26bf054Run #51774d289642fDiffDiff%
Number of Function Calls139 139 0 0.0%
Incl. Wall Time (microsec)849 834 -15 -1.8%
Incl. Wall Time (microsec) per call 6 6 -0 -1.8%
Excl. Wall Time (microsec)436 431 -5 -1.1%
Incl. CPU (microsecs)971 955 -16 -1.6%
Incl. CPU (microsecs) per call 7 7 -0 -1.6%
Excl. CPU (microsec)425 422 -3 -0.7%
Incl. MemUse (bytes)34,760 34,736 -24 -0.1%
Incl. MemUse (bytes) per call 250 250 -0 -0.1%
Excl. MemUse (bytes)-147,288 -147,280 8 0.0%
Incl. PeakMemUse (bytes)34,256 34,632 376 1.1%
Incl. PeakMemUse (bytes) per call 246 249 3 1.1%
Excl. PeakMemUse (bytes)760 760 0 0.0%

Parent/Child Regression/Improvement report for Drupal\Core\Database\Connection::prefixTables [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\Database\Connection::prefixTables0 N/A% -15 -0.0% -16 -0.0% -24 -0.1% 376 2.1%
Exclusive Metrics Diff for Current Function-5 -33.3% -3 -18.8% 8 33.3% 0 0.0%
Parent function
Drupal\Core\Database\Connection::prepareQuery0 N/A% -15 -100.0% -16 -100.0% -24 -100.0% 376 100.0%
Child function
str_replace0 N/A% -10 -66.7% -13 -81.2% -32 -133.3% 376 100.0%