Diff Report
Run #51aad15cb89bb: XHProf Run (Namespace=drupal-perf-cottser)
vs.
Run #51aad231c9c46: XHProf Run (Namespace=drupal-perf-cottser)
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Regression/Improvement summary for PDO::prepare

PDO::prepareRun #51aad15cb89bbRun #51aad231c9c46DiffDiff%
Number of Function Calls105 105 0 0.0%
Incl. Wall Time (microsec)986 985 -1 -0.1%
Incl. Wall Time (microsec) per call 9 9 -0 -0.1%
Excl. Wall Time (microsec)489 485 -4 -0.8%
Incl. CPU (microsecs)1,090 1,069 -21 -1.9%
Incl. CPU (microsecs) per call 10 10 -0 -1.9%
Excl. CPU (microsec)511 475 -36 -7.0%
Incl. MemUse (bytes)99,480 99,480 0 0.0%
Incl. MemUse (bytes) per call 947 947 0 0.0%
Excl. MemUse (bytes)92,472 92,472 0 0.0%
Incl. PeakMemUse (bytes)4,032 4,032 0 0.0%
Incl. PeakMemUse (bytes) per call 38 38 0 0.0%
Excl. PeakMemUse (bytes)4,032 4,032 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% -1 -0.4% -21 -1.4% 0 0.0% 0 0.0%
Exclusive Metrics Diff for Current Function-4 -400.0% -36 -171.4% 0 N/A% 0 N/A%
Parent function
Drupal\Core\Database\Connection::prepareQuery0 N/A% -1 -100.0% -21 -100.0% 0 N/A% 0 N/A%
Child function
Drupal\Core\Database\Statement::__construct0 N/A% 3 300.0% 15 71.4% 0 N/A% 0 N/A%