Diff Report
Run #51774c26bf054: XHProf Run (Namespace=drupal-perf-cottser)
vs.
Run #51774cdfb1214: XHProf Run (Namespace=drupal-perf-cottser)
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Regression/Improvement summary for PDO::prepare

PDO::prepareRun #51774c26bf054Run #51774cdfb1214DiffDiff%
Number of Function Calls139 139 0 0.0%
Incl. Wall Time (microsec)1,271 1,269 -2 -0.2%
Incl. Wall Time (microsec) per call 9 9 -0 -0.2%
Excl. Wall Time (microsec)645 642 -3 -0.5%
Incl. CPU (microsecs)1,396 1,382 -14 -1.0%
Incl. CPU (microsecs) per call 10 10 -0 -1.0%
Excl. CPU (microsec)642 650 8 1.2%
Incl. MemUse (bytes)137,392 137,344 -48 -0.0%
Incl. MemUse (bytes) per call 988 988 -0 -0.0%
Excl. MemUse (bytes)128,752 128,704 -48 -0.0%
Incl. PeakMemUse (bytes)9,792 9,400 -392 -4.0%
Incl. PeakMemUse (bytes) per call 70 68 -3 -4.0%
Excl. PeakMemUse (bytes)7,584 7,584 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% -2 -0.0% -14 -0.1% -48 -0.5% -392 -3.3%
Exclusive Metrics Diff for Current Function-3 -150.0% 8 57.1% -48 -100.0% 0 0.0%
Parent function
Drupal\Core\Database\Connection::prepareQuery0 N/A% -2 -100.0% -14 -100.0% -48 -100.0% -392 -100.0%
Child function
Drupal\Core\Database\Statement::__construct0 N/A% 1 50.0% -22 -157.1% 0 0.0% -392 -100.0%