Diff Report
Run #52d3e93cb560e: XHProf Run (Namespace=drupal-perf-cottser)
vs.
Run #52d3e964b719c: XHProf Run (Namespace=drupal-perf-cottser)
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Regression/Improvement summary for PDO::prepare

PDO::prepareRun #52d3e93cb560eRun #52d3e964b719cDiffDiff%
Number of Function Calls108 108 0 0.0%
Incl. Wall Time (microsec)830 812 -18 -2.2%
Incl. Wall Time (microsec) per call 8 8 -0 -2.2%
Excl. Wall Time (microsec)382 379 -3 -0.8%
Incl. CPU (microsecs)896 884 -12 -1.3%
Incl. CPU (microsecs) per call 8 8 -0 -1.3%
Excl. CPU (microsec)368 392 24 6.5%
Incl. MemUse (bytes)102,592 102,592 0 0.0%
Incl. MemUse (bytes) per call 950 950 0 0.0%
Excl. MemUse (bytes)95,440 95,440 0 0.0%
Incl. PeakMemUse (bytes)13,472 13,472 0 0.0%
Incl. PeakMemUse (bytes) per call 125 125 0 0.0%
Excl. PeakMemUse (bytes)11,384 11,384 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% -18 -6.0% -12 -4.3% 0 N/A% 0 N/A%
Exclusive Metrics Diff for Current Function-3 -16.7% 24 200.0% 0 N/A% 0 N/A%
Parent function
Drupal\Core\Database\Connection::prepareQuery0 N/A% -18 -100.0% -12 -100.0% 0 N/A% 0 N/A%
Child function
Drupal\Core\Database\Statement::__construct0 N/A% -15 -83.3% -36 -300.0% 0 N/A% 0 N/A%