Diff Report
Run #5198b38f0f1d5: XHProf Run (Namespace=drupal-perf-cottser)
vs.
Run #5198b3b171080: XHProf Run (Namespace=drupal-perf-cottser)
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Regression/Improvement summary for PDO::prepare

PDO::prepareRun #5198b38f0f1d5Run #5198b3b171080DiffDiff%
Number of Function Calls71 71 0 0.0%
Incl. Wall Time (microsec)624 631 7 1.1%
Incl. Wall Time (microsec) per call 9 9 0 1.1%
Excl. Wall Time (microsec)317 321 4 1.3%
Incl. CPU (microsecs)698 692 -6 -0.9%
Incl. CPU (microsecs) per call 10 10 -0 -0.9%
Excl. CPU (microsec)328 314 -14 -4.3%
Incl. MemUse (bytes)67,144 67,144 0 0.0%
Incl. MemUse (bytes) per call 946 946 0 0.0%
Excl. MemUse (bytes)61,768 61,768 0 0.0%
Incl. PeakMemUse (bytes)2,384 2,384 0 0.0%
Incl. PeakMemUse (bytes) per call 34 34 0 0.0%
Excl. PeakMemUse (bytes)2,384 2,384 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% 7 16.7% -6 -11.1% 0 N/A% 0 N/A%
Exclusive Metrics Diff for Current Function4 57.1% -14 -233.3% 0 N/A% 0 N/A%
Parent function
Drupal\Core\Database\Connection::prepareQuery0 N/A% 7 100.0% -6 -100.0% 0 N/A% 0 N/A%
Child function
Drupal\Core\Database\Statement::__construct0 N/A% 3 42.9% 8 133.3% 0 N/A% 0 N/A%