Diff Report
Run #53ccf06f3ae60: XHProf Run (Namespace=drupal-perf-cottser)
vs.
Run #53ccf19d00e96: XHProf Run (Namespace=drupal-perf-cottser)
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Regression/Improvement summary for PDO::prepare

PDO::prepareRun #53ccf06f3ae60Run #53ccf19d00e96DiffDiff%
Number of Function Calls102 102 0 0.0%
Incl. Wall Time (microsec)855 844 -11 -1.3%
Incl. Wall Time (microsec) per call 8 8 -0 -1.3%
Excl. Wall Time (microsec)431 415 -16 -3.7%
Incl. CPU (microsecs)919 915 -4 -0.4%
Incl. CPU (microsecs) per call 9 9 -0 -0.4%
Excl. CPU (microsec)405 406 1 0.2%
Incl. MemUse (bytes)95,856 95,856 0 0.0%
Incl. MemUse (bytes) per call 940 940 0 0.0%
Excl. MemUse (bytes)88,992 88,992 0 0.0%
Incl. PeakMemUse (bytes)8,600 8,600 0 0.0%
Incl. PeakMemUse (bytes) per call 84 84 0 0.0%
Excl. PeakMemUse (bytes)6,840 6,840 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% -11 -0.8% -4 -0.4% 0 N/A% 0 N/A%
Exclusive Metrics Diff for Current Function-16 -145.5% 1 25.0% 0 N/A% 0 N/A%
Parent function
Drupal\Core\Database\Connection::prepareQuery0 N/A% -11 -100.0% -4 -100.0% 0 N/A% 0 N/A%
Child function
Drupal\Core\Database\Statement::__construct0 N/A% 5 45.5% -5 -125.0% 0 N/A% 0 N/A%