Diff Report
Run #51972fb0786ef: XHProf Run (Namespace=drupal-perf-steveoliver)
vs.
Run #5197310fa6a63: XHProf Run (Namespace=drupal-perf-steveoliver)
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Regression/Improvement summary for Drupal\Core\Database\Connection::prefixTables

Drupal\Core\Database\Connection::prefixTablesRun #51972fb0786efRun #5197310fa6a63DiffDiff%
Number of Function Calls112 112 0 0.0%
Incl. Wall Time (microsec)20,724 21,180 456 2.2%
Incl. Wall Time (microsec) per call 185 189 4 2.2%
Excl. Wall Time (microsec)11,088 11,473 385 3.5%
Incl. CPU (microsecs)4,000 0 -4,000 -100.0%
Incl. CPU (microsecs) per call 36 0 -36 -100.0%
Excl. CPU (microsec)0 0 0 N/A%
Incl. MemUse (bytes)34,760 34,760 0 0.0%
Incl. MemUse (bytes) per call 310 310 0 0.0%
Excl. MemUse (bytes)-175,816 -175,816 0 0.0%
Incl. PeakMemUse (bytes)40,352 40,352 0 0.0%
Incl. PeakMemUse (bytes) per call 360 360 0 0.0%
Excl. PeakMemUse (bytes)1,016 1,016 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% 456 0.2% -4,000 -16.7% 0 0.0% 0 0.0%
Exclusive Metrics Diff for Current Function385 84.4% 0 0.0% 0 N/A% 0 N/A%
Parent function
Drupal\Core\Database\Connection::prepareQuery0 N/A% 456 100.0% -4,000 -100.0% 0 N/A% 0 N/A%
Child function
str_replace0 N/A% 71 15.6% -4,000 -100.0% 0 N/A% 0 N/A%