Diff Report
Run #54e0a6d45fe2a: XHProf Run (Namespace=drupal-perf-cottser)
vs.
Run #54e0a7d2151b1: XHProf Run (Namespace=drupal-perf-cottser)
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Regression/Improvement summary for PDO::prepare

PDO::prepareRun #54e0a6d45fe2aRun #54e0a7d2151b1DiffDiff%
Number of Function Calls116 116 0 0.0%
Incl. Wall Time (microsec)1,033 994 -39 -3.8%
Incl. Wall Time (microsec) per call 9 9 -0 -3.8%
Excl. Wall Time (microsec)521 482 -39 -7.5%
Incl. CPU (microsecs)1,126 1,090 -36 -3.2%
Incl. CPU (microsecs) per call 10 9 -0 -3.2%
Excl. CPU (microsec)510 483 -27 -5.3%
Incl. MemUse (bytes)110,288 110,280 -8 -0.0%
Incl. MemUse (bytes) per call 951 951 -0 -0.0%
Excl. MemUse (bytes)102,752 102,744 -8 -0.0%
Incl. PeakMemUse (bytes)12,032 12,032 0 0.0%
Incl. PeakMemUse (bytes) per call 104 104 0 0.0%
Excl. PeakMemUse (bytes)10,280 10,280 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% -39 -5.3% -36 -9.9% -8 -0.1% 0 0.0%
Exclusive Metrics Diff for Current Function-39 -100.0% -27 -75.0% -8 -100.0% 0 N/A%
Parent function
Drupal\Core\Database\Connection::prepareQuery0 N/A% -39 -100.0% -36 -100.0% -8 -100.0% 0 N/A%
Child function
Drupal\Core\Database\Statement::__construct0 N/A% 0 0.0% -9 -25.0% 0 0.0% 0 N/A%