Diff Report
Run #52f5c520502f0: XHProf Run (Namespace=drupal-perf-cottser)
vs.
Run #52f5c5484cf48: XHProf Run (Namespace=drupal-perf-cottser)
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Regression/Improvement summary for PDO::prepare

PDO::prepareRun #52f5c520502f0Run #52f5c5484cf48DiffDiff%
Number of Function Calls71 71 0 0.0%
Incl. Wall Time (microsec)582 547 -35 -6.0%
Incl. Wall Time (microsec) per call 8 8 -0 -6.0%
Excl. Wall Time (microsec)279 257 -22 -7.9%
Incl. CPU (microsecs)631 604 -27 -4.3%
Incl. CPU (microsecs) per call 9 9 -0 -4.3%
Excl. CPU (microsec)277 260 -17 -6.1%
Incl. MemUse (bytes)65,656 65,656 0 0.0%
Incl. MemUse (bytes) per call 925 925 0 0.0%
Excl. MemUse (bytes)60,280 60,280 0 0.0%
Incl. PeakMemUse (bytes)9,240 9,240 0 0.0%
Incl. PeakMemUse (bytes) per call 130 130 0 0.0%
Excl. PeakMemUse (bytes)7,544 7,544 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% -35 -5.3% -27 -4.8% 0 N/A% 0 N/A%
Exclusive Metrics Diff for Current Function-22 -62.9% -17 -63.0% 0 N/A% 0 N/A%
Parent function
Drupal\Core\Database\Connection::prepareQuery0 N/A% -35 -100.0% -27 -100.0% 0 N/A% 0 N/A%
Child function
Drupal\Core\Database\Statement::__construct0 N/A% -13 -37.1% -10 -37.0% 0 N/A% 0 N/A%