Diff Report
Run #523bd1075886b: XHProf Run (Namespace=drupal-perf-joelpittet)
vs.
Run #523bd0c5929e9: XHProf Run (Namespace=drupal-perf-joelpittet)
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Regression/Improvement summary for PDO::prepare

PDO::prepareRun #523bd1075886bRun #523bd0c5929e9DiffDiff%
Number of Function Calls116 116 0 0.0%
Incl. Wall Time (microsec)1,612 1,631 19 1.2%
Incl. Wall Time (microsec) per call 14 14 0 1.2%
Excl. Wall Time (microsec)681 709 28 4.1%
Incl. CPU (microsecs)1,697 1,721 24 1.4%
Incl. CPU (microsecs) per call 15 15 0 1.4%
Excl. CPU (microsec)682 718 36 5.3%
Incl. MemUse (bytes)109,280 109,280 0 0.0%
Incl. MemUse (bytes) per call 942 942 0 0.0%
Excl. MemUse (bytes)101,744 101,744 0 0.0%
Incl. PeakMemUse (bytes)12,088 12,088 0 0.0%
Incl. PeakMemUse (bytes) per call 104 104 0 0.0%
Excl. PeakMemUse (bytes)10,056 10,056 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% 19 1.1% 24 2.9% 0 N/A% 0 N/A%
Exclusive Metrics Diff for Current Function28 147.4% 36 150.0% 0 N/A% 0 N/A%
Parent function
Drupal\Core\Database\Connection::prepareQuery0 N/A% 19 100.0% 24 100.0% 0 N/A% 0 N/A%
Child function
Drupal\Core\Database\Statement::__construct0 N/A% -9 -47.4% -12 -50.0% 0 N/A% 0 N/A%