Diff Report
Run #51afe7feeb64d: XHProf Run (Namespace=drupal-perf-joelpittet)
vs.
Run #51afe875368e3: XHProf Run (Namespace=drupal-perf-joelpittet)
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Regression/Improvement summary for PDO::prepare

PDO::prepareRun #51afe7feeb64dRun #51afe875368e3DiffDiff%
Number of Function Calls158 158 0 0.0%
Incl. Wall Time (microsec)1,356 1,361 5 0.4%
Incl. Wall Time (microsec) per call 9 9 0 0.4%
Excl. Wall Time (microsec)674 676 2 0.3%
Incl. CPU (microsecs)1,490 1,491 1 0.1%
Incl. CPU (microsecs) per call 9 9 0 0.1%
Excl. CPU (microsec)661 669 8 1.2%
Incl. MemUse (bytes)153,840 153,840 0 0.0%
Incl. MemUse (bytes) per call 974 974 0 0.0%
Excl. MemUse (bytes)144,288 144,288 0 0.0%
Incl. PeakMemUse (bytes)6,664 6,664 0 0.0%
Incl. PeakMemUse (bytes) per call 42 42 0 0.0%
Excl. PeakMemUse (bytes)6,608 6,608 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% 5 3.2% 1 1.7% 0 0.0% 0 0.0%
Exclusive Metrics Diff for Current Function2 40.0% 8 800.0% 0 N/A% 0 N/A%
Parent function
Drupal\Core\Database\Connection::prepareQuery0 N/A% 5 100.0% 1 100.0% 0 N/A% 0 N/A%
Child function
Drupal\Core\Database\Statement::__construct0 N/A% 3 60.0% -7 -700.0% 0 N/A% 0 N/A%