Diff Report
Run #53ccf06f3ae60: XHProf Run (Namespace=drupal-perf-cottser)
vs.
Run #53ccf1bb00d4b: XHProf Run (Namespace=drupal-perf-cottser)
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Regression/Improvement summary for Drupal\Core\Database\Connection::prefixTables

Drupal\Core\Database\Connection::prefixTablesRun #53ccf06f3ae60Run #53ccf1bb00d4bDiffDiff%
Number of Function Calls102 102 0 0.0%
Incl. Wall Time (microsec)535 503 -32 -6.0%
Incl. Wall Time (microsec) per call 5 5 -0 -6.0%
Excl. Wall Time (microsec)300 280 -20 -6.7%
Incl. CPU (microsecs)625 590 -35 -5.6%
Incl. CPU (microsecs) per call 6 6 -0 -5.6%
Excl. CPU (microsec)300 286 -14 -4.7%
Incl. MemUse (bytes)22,704 22,680 -24 -0.1%
Incl. MemUse (bytes) per call 223 222 -0 -0.1%
Excl. MemUse (bytes)-107,848 -107,816 32 0.0%
Incl. PeakMemUse (bytes)27,992 27,536 -456 -1.6%
Incl. PeakMemUse (bytes) per call 274 270 -4 -1.6%
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% -32 -2.1% -35 -2.1% -24 -0.4% -456 -4.2%
Exclusive Metrics Diff for Current Function-20 -62.5% -14 -40.0% 32 133.3% 0 0.0%
Parent function
Drupal\Core\Database\Connection::prepareQuery0 N/A% -32 -100.0% -35 -100.0% -24 -100.0% -456 -100.0%
Child function
str_replace0 N/A% -12 -37.5% -21 -60.0% -56 -233.3% -456 -100.0%