Diff Report
Run #53180bc98020f: XHProf Run (Namespace=drupal-perf-joelpittet)
vs.
Run #53180b3960796: XHProf Run (Namespace=drupal-perf-joelpittet)
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Regression/Improvement summary for PDO::prepare

PDO::prepareRun #53180bc98020fRun #53180b3960796DiffDiff%
Number of Function Calls235 235 0 0.0%
Incl. Wall Time (microsec)2,194 2,161 -33 -1.5%
Incl. Wall Time (microsec) per call 9 9 -0 -1.5%
Excl. Wall Time (microsec)1,107 1,077 -30 -2.7%
Incl. CPU (microsecs)2,365 2,336 -29 -1.2%
Incl. CPU (microsecs) per call 10 10 -0 -1.2%
Excl. CPU (microsec)1,073 1,053 -20 -1.9%
Incl. MemUse (bytes)227,800 227,800 0 0.0%
Incl. MemUse (bytes) per call 969 969 0 0.0%
Excl. MemUse (bytes)214,616 214,616 0 0.0%
Incl. PeakMemUse (bytes)16,368 16,368 0 0.0%
Incl. PeakMemUse (bytes) per call 70 70 0 0.0%
Excl. PeakMemUse (bytes)14,560 14,560 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% -33 -0.9% -29 -0.9% 0 N/A% 0 N/A%
Exclusive Metrics Diff for Current Function-30 -90.9% -20 -69.0% 0 N/A% 0 N/A%
Parent function
Drupal\Core\Database\Connection::prepareQuery0 N/A% -33 -100.0% -29 -100.0% 0 N/A% 0 N/A%
Child function
Drupal\Core\Database\Statement::__construct0 N/A% -3 -9.1% -9 -31.0% 0 N/A% 0 N/A%