Diff Report
Run #51901ff69a8a6: XHProf Run (Namespace=drupal-perf-cottser)
vs.
Run #5190217a23e77: XHProf Run (Namespace=drupal-perf-cottser)
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Regression/Improvement summary for Drupal\Core\Database\Connection::prefixTables

Drupal\Core\Database\Connection::prefixTablesRun #51901ff69a8a6Run #5190217a23e77DiffDiff%
Number of Function Calls150 150 0 0.0%
Incl. Wall Time (microsec)885 881 -4 -0.5%
Incl. Wall Time (microsec) per call 6 6 -0 -0.5%
Excl. Wall Time (microsec)461 465 4 0.9%
Incl. CPU (microsecs)1,007 1,011 4 0.4%
Incl. CPU (microsecs) per call 7 7 0 0.4%
Excl. CPU (microsec)438 461 23 5.3%
Incl. MemUse (bytes)34,872 34,872 0 0.0%
Incl. MemUse (bytes) per call 232 232 0 0.0%
Excl. MemUse (bytes)-156,608 -156,608 0 0.0%
Incl. PeakMemUse (bytes)41,624 41,736 112 0.3%
Incl. PeakMemUse (bytes) per call 277 278 1 0.3%
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% -4 -1.9% 4 66.7% 0 0.0% 112 0.5%
Exclusive Metrics Diff for Current Function4 100.0% 23 575.0% 0 N/A% 0 0.0%
Parent function
Drupal\Core\Database\Connection::prepareQuery0 N/A% -4 -100.0% 4 100.0% 0 N/A% 112 100.0%
Child function
str_replace0 N/A% -8 -200.0% -19 -475.0% 0 N/A% 112 100.0%