Diff Report
Run #519ead70538d1: XHProf Run (Namespace=drupal-perf-drupalcon)
vs.
Run #519eadc55e057: XHProf Run (Namespace=drupal-perf-drupalcon)
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Regression/Improvement summary for Drupal\Core\Database\Connection::prefixTables

Drupal\Core\Database\Connection::prefixTablesRun #519ead70538d1Run #519eadc55e057DiffDiff%
Number of Function Calls188 188 0 0.0%
Incl. Wall Time (microsec)1,771 1,758 -13 -0.7%
Incl. Wall Time (microsec) per call 9 9 -0 -0.7%
Excl. Wall Time (microsec)979 972 -7 -0.7%
Incl. CPU (microsecs)1,974 1,953 -21 -1.1%
Incl. CPU (microsecs) per call 11 10 -0 -1.1%
Excl. CPU (microsec)984 989 5 0.5%
Incl. MemUse (bytes)32,652 32,652 0 0.0%
Incl. MemUse (bytes) per call 174 174 0 0.0%
Excl. MemUse (bytes)-119,148 -119,148 0 0.0%
Incl. PeakMemUse (bytes)17,324 17,324 0 0.0%
Incl. PeakMemUse (bytes) per call 92 92 0 0.0%
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% -13 -1.0% -21 -9.0% 0 N/A% 0 N/A%
Exclusive Metrics Diff for Current Function-7 -53.8% 5 23.8% 0 N/A% 0 N/A%
Parent function
Drupal\Core\Database\Connection::prepareQuery0 N/A% -13 -100.0% -21 -100.0% 0 N/A% 0 N/A%
Child function
str_replace0 N/A% -6 -46.2% -26 -123.8% 0 N/A% 0 N/A%