Diff Report
Run #530ed2569a2c7: XHProf Run (Namespace=drupal-perf-joelpittet)
vs.
Run #530ed1c5bdc6a: XHProf Run (Namespace=drupal-perf-joelpittet)
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Regression/Improvement summary for PDO::prepare

PDO::prepareRun #530ed2569a2c7Run #530ed1c5bdc6aDiffDiff%
Number of Function Calls97 97 0 0.0%
Incl. Wall Time (microsec)922 921 -1 -0.1%
Incl. Wall Time (microsec) per call 10 9 -0 -0.1%
Excl. Wall Time (microsec)478 460 -18 -3.8%
Incl. CPU (microsecs)999 990 -9 -0.9%
Incl. CPU (microsecs) per call 10 10 -0 -0.9%
Excl. CPU (microsec)467 455 -12 -2.6%
Incl. MemUse (bytes)89,944 89,936 -8 -0.0%
Incl. MemUse (bytes) per call 927 927 -0 -0.0%
Excl. MemUse (bytes)83,384 83,376 -8 -0.0%
Incl. PeakMemUse (bytes)8,800 8,648 -152 -1.7%
Incl. PeakMemUse (bytes) per call 91 89 -2 -1.7%
Excl. PeakMemUse (bytes)7,104 6,952 -152 -2.1%

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% -1 -0.1% -9 -0.7% -8 -0.0% -152 -0.4%
Exclusive Metrics Diff for Current Function-18 -1800.0% -12 -133.3% -8 -100.0% -152 -100.0%
Parent function
Drupal\Core\Database\Connection::prepareQuery0 N/A% -1 -100.0% -9 -100.0% -8 -100.0% -152 -100.0%
Child function
Drupal\Core\Database\Statement::__construct0 N/A% 17 1700.0% 3 33.3% 0 0.0% 0 0.0%