Diff Report
Run #51904f8640386: XHProf Run (Namespace=drupal-perf-cottser)
vs.
Run #519050cbdc201: XHProf Run (Namespace=drupal-perf-cottser)
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Regression/Improvement summary for PDO::prepare

PDO::prepareRun #51904f8640386Run #519050cbdc201DiffDiff%
Number of Function Calls103 103 0 0.0%
Incl. Wall Time (microsec)931 941 10 1.1%
Incl. Wall Time (microsec) per call 9 9 0 1.1%
Excl. Wall Time (microsec)474 465 -9 -1.9%
Incl. CPU (microsecs)1,008 1,028 20 2.0%
Incl. CPU (microsecs) per call 10 10 0 2.0%
Excl. CPU (microsec)466 467 1 0.2%
Incl. MemUse (bytes)95,704 95,704 0 0.0%
Incl. MemUse (bytes) per call 929 929 0 0.0%
Excl. MemUse (bytes)88,792 88,792 0 0.0%
Incl. PeakMemUse (bytes)9,296 9,296 0 0.0%
Incl. PeakMemUse (bytes) per call 90 90 0 0.0%
Excl. PeakMemUse (bytes)7,424 7,424 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% 10 0.9% 20 1.3% 0 0.0% 0 0.0%
Exclusive Metrics Diff for Current Function-9 -90.0% 1 5.0% 0 N/A% 0 N/A%
Parent function
Drupal\Core\Database\Connection::prepareQuery0 N/A% 10 100.0% 20 100.0% 0 N/A% 0 N/A%
Child function
Drupal\Core\Database\Statement::__construct0 N/A% 19 190.0% 19 95.0% 0 N/A% 0 N/A%