Diff Report
Run #519c60f26cf68: XHProf Run (Namespace=drupal-perf-drupalcon)
vs.
Run #519c6200dd578: XHProf Run (Namespace=drupal-perf-drupalcon)
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Regression/Improvement summary for Drupal\Core\Database\Connection::prefixTables

Drupal\Core\Database\Connection::prefixTablesRun #519c60f26cf68Run #519c6200dd578DiffDiff%
Number of Function Calls144 144 0 0.0%
Incl. Wall Time (microsec)1,453 1,455 2 0.1%
Incl. Wall Time (microsec) per call 10 10 0 0.1%
Excl. Wall Time (microsec)764 756 -8 -1.0%
Incl. CPU (microsecs)1,610 1,602 -8 -0.5%
Incl. CPU (microsecs) per call 11 11 -0 -0.5%
Excl. CPU (microsec)762 759 -3 -0.4%
Incl. MemUse (bytes)29,496 29,496 0 0.0%
Incl. MemUse (bytes) per call 205 205 0 0.0%
Excl. MemUse (bytes)-95,228 -95,228 0 0.0%
Incl. PeakMemUse (bytes)28,564 28,608 44 0.2%
Incl. PeakMemUse (bytes) per call 198 199 0 0.2%
Excl. PeakMemUse (bytes)248 248 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% 2 0.0% -8 -0.1% 0 0.0% 44 0.0%
Exclusive Metrics Diff for Current Function-8 -400.0% -3 -37.5% 0 N/A% 0 0.0%
Parent function
Drupal\Core\Database\Connection::prepareQuery0 N/A% 2 100.0% -8 -100.0% 0 N/A% 44 100.0%
Child function
str_replace0 N/A% 10 500.0% -5 -62.5% 0 N/A% 44 100.0%