Diff Report
Run #51774c26bf054: XHProf Run (Namespace=drupal-perf-cottser)
vs.
Run #51774d289642f: XHProf Run (Namespace=drupal-perf-cottser)
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Regression/Improvement summary for PDO::prepare

PDO::prepareRun #51774c26bf054Run #51774d289642fDiffDiff%
Number of Function Calls139 139 0 0.0%
Incl. Wall Time (microsec)1,271 1,270 -1 -0.1%
Incl. Wall Time (microsec) per call 9 9 -0 -0.1%
Excl. Wall Time (microsec)645 638 -7 -1.1%
Incl. CPU (microsecs)1,396 1,393 -3 -0.2%
Incl. CPU (microsecs) per call 10 10 -0 -0.2%
Excl. CPU (microsec)642 641 -1 -0.2%
Incl. MemUse (bytes)137,392 137,376 -16 -0.0%
Incl. MemUse (bytes) per call 988 988 -0 -0.0%
Excl. MemUse (bytes)128,752 128,736 -16 -0.0%
Incl. PeakMemUse (bytes)9,792 9,024 -768 -7.8%
Incl. PeakMemUse (bytes) per call 70 65 -6 -7.8%
Excl. PeakMemUse (bytes)7,584 7,208 -376 -5.0%

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% -1 -0.0% -3 -0.0% -16 -0.1% -768 -4.2%
Exclusive Metrics Diff for Current Function-7 -700.0% -1 -33.3% -16 -100.0% -376 -49.0%
Parent function
Drupal\Core\Database\Connection::prepareQuery0 N/A% -1 -100.0% -3 -100.0% -16 -100.0% -768 -100.0%
Child function
Drupal\Core\Database\Statement::__construct0 N/A% 6 600.0% -2 -66.7% 0 0.0% -392 -51.0%