Diff Report
Run #517c7d73caad2: XHProf Run (Namespace=drupal-perf-cottser)
vs.
Run #517c7dc1dc4c3: XHProf Run (Namespace=drupal-perf-cottser)
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Regression/Improvement summary for PDO::prepare

PDO::prepareRun #517c7d73caad2Run #517c7dc1dc4c3DiffDiff%
Number of Function Calls98 98 0 0.0%
Incl. Wall Time (microsec)948 927 -21 -2.2%
Incl. Wall Time (microsec) per call 10 9 -0 -2.2%
Excl. Wall Time (microsec)482 458 -24 -5.0%
Incl. CPU (microsecs)1,016 1,003 -13 -1.3%
Incl. CPU (microsecs) per call 10 10 -0 -1.3%
Excl. CPU (microsec)465 449 -16 -3.4%
Incl. MemUse (bytes)90,568 90,568 0 0.0%
Incl. MemUse (bytes) per call 924 924 0 0.0%
Excl. MemUse (bytes)83,896 83,896 0 0.0%
Incl. PeakMemUse (bytes)9,128 9,128 0 0.0%
Incl. PeakMemUse (bytes) per call 93 93 0 0.0%
Excl. PeakMemUse (bytes)7,256 7,256 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% -21 -5.9% -13 -1.4% 0 0.0% 0 0.0%
Exclusive Metrics Diff for Current Function-24 -114.3% -16 -123.1% 0 N/A% 0 N/A%
Parent function
Drupal\Core\Database\Connection::prepareQuery0 N/A% -21 -100.0% -13 -100.0% 0 N/A% 0 N/A%
Child function
Drupal\Core\Database\Statement::__construct0 N/A% 3 14.3% 3 23.1% 0 N/A% 0 N/A%