Diff Report
Run #530ad1a439784: XHProf Run (Namespace=drupal-perf-joelpittet)
vs.
Run #530ad1ecad192: XHProf Run (Namespace=drupal-perf-joelpittet)
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Regression/Improvement summary for PDO::prepare

PDO::prepareRun #530ad1a439784Run #530ad1ecad192DiffDiff%
Number of Function Calls174 174 0 0.0%
Incl. Wall Time (microsec)1,622 1,630 8 0.5%
Incl. Wall Time (microsec) per call 9 9 0 0.5%
Excl. Wall Time (microsec)784 807 23 2.9%
Incl. CPU (microsecs)1,766 1,760 -6 -0.3%
Incl. CPU (microsecs) per call 10 10 -0 -0.3%
Excl. CPU (microsec)794 794 0 0.0%
Incl. MemUse (bytes)161,944 161,944 0 0.0%
Incl. MemUse (bytes) per call 931 931 0 0.0%
Excl. MemUse (bytes)151,688 151,688 0 0.0%
Incl. PeakMemUse (bytes)12,392 12,392 0 0.0%
Incl. PeakMemUse (bytes) per call 71 71 0 0.0%
Excl. PeakMemUse (bytes)10,528 10,528 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% 8 0.5% -6 -0.4% 0 N/A% 0 N/A%
Exclusive Metrics Diff for Current Function23 287.5% 0 0.0% 0 N/A% 0 N/A%
Parent function
Drupal\Core\Database\Connection::prepareQuery0 N/A% 8 100.0% -6 -100.0% 0 N/A% 0 N/A%
Child function
Drupal\Core\Database\Statement::__construct0 N/A% -15 -187.5% -6 -100.0% 0 N/A% 0 N/A%