Diff Report
Run #517c7dc1dc4c3: XHProf Run (Namespace=drupal-perf-cottser)
vs.
Run #517c7d73caad2: XHProf Run (Namespace=drupal-perf-cottser)
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Regression/Improvement summary for Drupal\Core\Database\Connection::prefixTables

Drupal\Core\Database\Connection::prefixTablesRun #517c7dc1dc4c3Run #517c7d73caad2DiffDiff%
Number of Function Calls98 98 0 0.0%
Incl. Wall Time (microsec)589 580 -9 -1.5%
Incl. Wall Time (microsec) per call 6 6 -0 -1.5%
Excl. Wall Time (microsec)302 311 9 3.0%
Incl. CPU (microsecs)683 663 -20 -2.9%
Incl. CPU (microsecs) per call 7 7 -0 -2.9%
Excl. CPU (microsec)314 291 -23 -7.3%
Incl. MemUse (bytes)21,512 21,512 0 0.0%
Incl. MemUse (bytes) per call 220 220 0 0.0%
Excl. MemUse (bytes)-99,904 -99,904 0 0.0%
Incl. PeakMemUse (bytes)22,744 22,744 0 0.0%
Incl. PeakMemUse (bytes) per call 232 232 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% -9 -2.5% -20 -2.1% 0 0.0% 0 0.0%
Exclusive Metrics Diff for Current Function9 100.0% -23 -115.0% 0 N/A% 0 N/A%
Parent function
Drupal\Core\Database\Connection::prepareQuery0 N/A% -9 -100.0% -20 -100.0% 0 N/A% 0 N/A%
Child function
str_replace0 N/A% -18 -200.0% 3 15.0% 0 N/A% 0 N/A%