Diff Report
Run #51af435181b2e: XHProf Run (Namespace=drupal-perf-drupalcon)
vs.
Run #51af3d98520b7: XHProf Run (Namespace=drupal-perf-drupalcon)
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Regression/Improvement summary for Drupal\Core\Database\Connection::prefixTables

Drupal\Core\Database\Connection::prefixTablesRun #51af435181b2eRun #51af3d98520b7DiffDiff%
Number of Function Calls83 83 0 0.0%
Incl. Wall Time (microsec)641 635 -6 -0.9%
Incl. Wall Time (microsec) per call 8 8 -0 -0.9%
Excl. Wall Time (microsec)357 360 3 0.8%
Incl. CPU (microsecs)717 700 -17 -2.4%
Incl. CPU (microsecs) per call 9 8 -0 -2.4%
Excl. CPU (microsec)372 353 -19 -5.1%
Incl. MemUse (bytes)19,792 19,792 0 0.0%
Incl. MemUse (bytes) per call 238 238 0 0.0%
Excl. MemUse (bytes)-91,240 -91,240 0 0.0%
Incl. PeakMemUse (bytes)20,296 20,296 0 0.0%
Incl. PeakMemUse (bytes) per call 245 245 0 0.0%
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% -6 -0.8% -17 -1.8% 0 0.0% 0 0.0%
Exclusive Metrics Diff for Current Function3 50.0% -19 -111.8% 0 N/A% 0 N/A%
Parent function
Drupal\Core\Database\Connection::prepareQuery0 N/A% -6 -100.0% -17 -100.0% 0 N/A% 0 N/A%
Child function
str_replace0 N/A% -9 -150.0% 2 11.8% 0 N/A% 0 N/A%