Diff Report
Run #52c8629919553: XHProf Run (Namespace=drupal-perf-cottser)
vs.
Run #52c862ea26981: XHProf Run (Namespace=drupal-perf-cottser)
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Regression/Improvement summary for Drupal\Core\Database\Connection::prefixTables

Drupal\Core\Database\Connection::prefixTablesRun #52c8629919553Run #52c862ea26981DiffDiff%
Number of Function Calls135 135 0 0.0%
Incl. Wall Time (microsec)615 596 -19 -3.1%
Incl. Wall Time (microsec) per call 5 4 -0 -3.1%
Excl. Wall Time (microsec)340 333 -7 -2.1%
Incl. CPU (microsecs)731 708 -23 -3.1%
Incl. CPU (microsecs) per call 5 5 -0 -3.1%
Excl. CPU (microsec)356 367 11 3.1%
Incl. MemUse (bytes)30,728 30,728 0 0.0%
Incl. MemUse (bytes) per call 228 228 0 0.0%
Excl. MemUse (bytes)-139,952 -139,952 0 0.0%
Incl. PeakMemUse (bytes)32,480 32,176 -304 -0.9%
Incl. PeakMemUse (bytes) per call 241 238 -2 -0.9%
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% -19 -29.7% -23 -12.9% 0 0.0% -304 -1.2%
Exclusive Metrics Diff for Current Function-7 -36.8% 11 47.8% 0 N/A% 0 0.0%
Parent function
Drupal\Core\Database\Connection::prepareQuery0 N/A% -19 -100.0% -23 -100.0% 0 N/A% -304 -100.0%
Child function
str_replace0 N/A% -12 -63.2% -34 -147.8% 0 N/A% -304 -100.0%