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

PDO::prepareRun #539fd2109980dRun #539fd0a78f1b7DiffDiff%
Number of Function Calls211 211 0 0.0%
Incl. Wall Time (microsec)2,954 3,012 58 2.0%
Incl. Wall Time (microsec) per call 14 14 0 2.0%
Excl. Wall Time (microsec)1,455 1,467 12 0.8%
Incl. CPU (microsecs)3,133 3,193 60 1.9%
Incl. CPU (microsecs) per call 15 15 0 1.9%
Excl. CPU (microsec)1,429 1,447 18 1.3%
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 Function12 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%