Diff Report
Run #531ccb2cb8e3d: XHProf Run (Namespace=drupal-perf-cottser)
vs.
Run #531ccbd4518b6: XHProf Run (Namespace=drupal-perf-cottser)
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Regression/Improvement summary for Drupal\Core\Database\Connection::prefixTables

Drupal\Core\Database\Connection::prefixTablesRun #531ccb2cb8e3dRun #531ccbd4518b6DiffDiff%
Number of Function Calls161 161 0 0.0%
Incl. Wall Time (microsec)721 711 -10 -1.4%
Incl. Wall Time (microsec) per call 4 4 -0 -1.4%
Excl. Wall Time (microsec)422 401 -21 -5.0%
Incl. CPU (microsecs)852 850 -2 -0.2%
Incl. CPU (microsecs) per call 5 5 -0 -0.2%
Excl. CPU (microsec)430 427 -3 -0.7%
Incl. MemUse (bytes)43,672 43,672 0 0.0%
Incl. MemUse (bytes) per call 271 271 0 0.0%
Excl. MemUse (bytes)-184,976 -184,976 0 0.0%
Incl. PeakMemUse (bytes)35,888 34,952 -936 -2.6%
Incl. PeakMemUse (bytes) per call 223 217 -6 -2.6%
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% -10 -10.2% -2 -0.8% 0 0.0% -936 -2.4%
Exclusive Metrics Diff for Current Function-21 -210.0% -3 -150.0% 0 N/A% 0 0.0%
Parent function
Drupal\Core\Database\Connection::prepareQuery0 N/A% -10 -100.0% -2 -100.0% 0 N/A% -936 -100.0%
Child function
str_replace0 N/A% 11 110.0% 1 50.0% 0 N/A% -936 -100.0%