Diff Report
Run #51ec491641923: XHProf Run (Namespace=drupal-perf-drupalcon)
vs.
Run #51ec485525502: XHProf Run (Namespace=drupal-perf-drupalcon)
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Regression/Improvement summary for Drupal\Core\Database\Connection::prefixTables

Drupal\Core\Database\Connection::prefixTablesRun #51ec491641923Run #51ec485525502DiffDiff%
Number of Function Calls182 182 0 0.0%
Incl. Wall Time (microsec)1,193 1,158 -35 -2.9%
Incl. Wall Time (microsec) per call 7 6 -0 -2.9%
Excl. Wall Time (microsec)574 567 -7 -1.2%
Incl. CPU (microsecs)1,336 1,291 -45 -3.4%
Incl. CPU (microsecs) per call 7 7 -0 -3.4%
Excl. CPU (microsec)568 566 -2 -0.4%
Incl. MemUse (bytes)43,392 43,368 -24 -0.1%
Incl. MemUse (bytes) per call 238 238 -0 -0.1%
Excl. MemUse (bytes)-191,904 -191,896 8 0.0%
Incl. PeakMemUse (bytes)48,240 45,840 -2,400 -5.0%
Incl. PeakMemUse (bytes) per call 265 252 -13 -5.0%
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% -35 -2.3% -45 -2.6% -24 -0.0% -2,400 -1.8%
Exclusive Metrics Diff for Current Function-7 -20.0% -2 -4.4% 8 33.3% 0 0.0%
Parent function
Drupal\Core\Database\Connection::prepareQuery0 N/A% -35 -100.0% -45 -100.0% -24 -100.0% -2,400 -100.0%
Child function
str_replace0 N/A% -28 -80.0% -43 -95.6% -32 -133.3% -2,400 -100.0%