Diff Report
Run #539fd0a78f1b7: XHProf Run (Namespace=drupal-perf-joelpittet)
vs.
Run #539fd2109980d: XHProf Run (Namespace=drupal-perf-joelpittet)
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Regression/Improvement summary for PDO::prepare

PDO::prepareRun #539fd0a78f1b7Run #539fd2109980dDiffDiff%
Number of Function Calls211 211 0 0.0%
Incl. Wall Time (microsec)3,012 2,954 -58 -1.9%
Incl. Wall Time (microsec) per call 14 14 -0 -1.9%
Excl. Wall Time (microsec)1,467 1,455 -12 -0.8%
Incl. CPU (microsecs)3,193 3,133 -60 -1.9%
Incl. CPU (microsecs) per call 15 15 -0 -1.9%
Excl. CPU (microsec)1,447 1,429 -18 -1.2%
Incl. MemUse (bytes)215,928 215,928 0 0.0%
Incl. MemUse (bytes) per call 1,023 1,023 0 0.0%
Excl. MemUse (bytes)330,784 330,784 0 0.0%
Incl. PeakMemUse (bytes)23,760 23,760 0 0.0%
Incl. PeakMemUse (bytes) per call 113 113 0 0.0%
Excl. PeakMemUse (bytes)15,184 15,184 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% -58 -0.9% -60 -1.0% 0 N/A% 0 N/A%
Exclusive Metrics Diff for Current Function-12 -20.7% -18 -30.0% 0 N/A% 0 N/A%
Parent function
Drupal\Core\Database\Connection::prepareQuery0 N/A% -58 -100.0% -60 -100.0% 0 N/A% 0 N/A%
Child function
Drupal\Core\Database\Statement::__construct0 N/A% -46 -79.3% -42 -70.0% 0 N/A% 0 N/A%