Diff Report
Run #51902129e4489: XHProf Run (Namespace=drupal-perf-cottser)
vs.
Run #51901ff69a8a6: XHProf Run (Namespace=drupal-perf-cottser)
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Regression/Improvement summary for PDO::prepare

PDO::prepareRun #51902129e4489Run #51901ff69a8a6DiffDiff%
Number of Function Calls150 150 0 0.0%
Incl. Wall Time (microsec)1,331 1,341 10 0.8%
Incl. Wall Time (microsec) per call 9 9 0 0.8%
Excl. Wall Time (microsec)672 677 5 0.7%
Incl. CPU (microsecs)1,449 1,464 15 1.0%
Incl. CPU (microsecs) per call 10 10 0 1.0%
Excl. CPU (microsec)650 669 19 2.9%
Incl. MemUse (bytes)142,936 142,936 0 0.0%
Incl. MemUse (bytes) per call 953 953 0 0.0%
Excl. MemUse (bytes)133,768 133,768 0 0.0%
Incl. PeakMemUse (bytes)12,072 12,072 0 0.0%
Incl. PeakMemUse (bytes) per call 80 80 0 0.0%
Excl. PeakMemUse (bytes)10,144 10,144 0 0.0%

Parent/Child Regression/Improvement report for PDO::prepare [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
PDO::prepare0 N/A% 10 18.5% 15 20.0% 0 N/A% 0 N/A%
Exclusive Metrics Diff for Current Function5 50.0% 19 126.7% 0 N/A% 0 N/A%
Parent function
Drupal\Core\Database\Connection::prepareQuery0 N/A% 10 100.0% 15 100.0% 0 N/A% 0 N/A%
Child function
Drupal\Core\Database\Statement::__construct0 N/A% 5 50.0% -4 -26.7% 0 N/A% 0 N/A%