Diff Report
Run #52ed72044139b: XHProf Run (Namespace=drupal-perf-joelpittet)
vs.
Run #52ed7448d018c: XHProf Run (Namespace=drupal-perf-joelpittet)
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Regression/Improvement summary for PDO::prepare

PDO::prepareRun #52ed72044139bRun #52ed7448d018cDiffDiff%
Number of Function Calls131 131 0 0.0%
Incl. Wall Time (microsec)2,029 1,970 -59 -2.9%
Incl. Wall Time (microsec) per call 15 15 -0 -2.9%
Excl. Wall Time (microsec)878 850 -28 -3.2%
Incl. CPU (microsecs)2,120 2,080 -40 -1.9%
Incl. CPU (microsecs) per call 16 16 -0 -1.9%
Excl. CPU (microsec)855 854 -1 -0.1%
Incl. MemUse (bytes)122,784 122,776 -8 -0.0%
Incl. MemUse (bytes) per call 937 937 -0 -0.0%
Excl. MemUse (bytes)114,592 114,584 -8 -0.0%
Incl. PeakMemUse (bytes)5,904 5,912 8 0.1%
Incl. PeakMemUse (bytes) per call 45 45 0 0.1%
Excl. PeakMemUse (bytes)4,152 4,160 8 0.2%

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% -59 -0.1% -40 -0.1% -8 -0.0% 8 0.0%
Exclusive Metrics Diff for Current Function-28 -47.5% -1 -2.5% -8 -100.0% 8 100.0%
Parent function
Drupal\Core\Database\Connection::prepareQuery0 N/A% -59 -100.0% -40 -100.0% -8 -100.0% 8 100.0%
Child function
Drupal\Core\Database\Statement::__construct0 N/A% -31 -52.5% -39 -97.5% 0 0.0% 0 0.0%