Diff Report
Run #51ca5476d8061: XHProf Run (Namespace=drupal-perf-joelpittet)
vs.
Run #51ca5414b31d9: XHProf Run (Namespace=drupal-perf-joelpittet)
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Regression/Improvement summary for PDO::prepare

PDO::prepareRun #51ca5476d8061Run #51ca5414b31d9DiffDiff%
Number of Function Calls114 114 0 0.0%
Incl. Wall Time (microsec)1,574 1,541 -33 -2.1%
Incl. Wall Time (microsec) per call 14 14 -0 -2.1%
Excl. Wall Time (microsec)675 666 -9 -1.3%
Incl. CPU (microsecs)1,683 1,624 -59 -3.5%
Incl. CPU (microsecs) per call 15 14 -1 -3.5%
Excl. CPU (microsec)695 663 -32 -4.6%
Incl. MemUse (bytes)106,944 106,944 0 0.0%
Incl. MemUse (bytes) per call 938 938 0 0.0%
Excl. MemUse (bytes)99,504 99,504 0 0.0%
Incl. PeakMemUse (bytes)8,560 8,560 0 0.0%
Incl. PeakMemUse (bytes) per call 75 75 0 0.0%
Excl. PeakMemUse (bytes)6,520 6,520 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% -33 -2.7% -59 -15.7% 0 N/A% 0 N/A%
Exclusive Metrics Diff for Current Function-9 -27.3% -32 -54.2% 0 N/A% 0 N/A%
Parent function
Drupal\Core\Database\Connection::prepareQuery0 N/A% -33 -100.0% -59 -100.0% 0 N/A% 0 N/A%
Child function
Drupal\Core\Database\Statement::__construct0 N/A% -24 -72.7% -27 -45.8% 0 N/A% 0 N/A%