Diff Report
Run #52c96d7c36f9e: XHProf Run (Namespace=drupal-perf-cottser)
vs.
Run #52c96df6ca13b: XHProf Run (Namespace=drupal-perf-cottser)
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Regression/Improvement summary for PDO::prepare

PDO::prepareRun #52c96d7c36f9eRun #52c96df6ca13bDiffDiff%
Number of Function Calls121 121 0 0.0%
Incl. Wall Time (microsec)935 929 -6 -0.6%
Incl. Wall Time (microsec) per call 8 8 -0 -0.6%
Excl. Wall Time (microsec)439 435 -4 -0.9%
Incl. CPU (microsecs)1,035 1,024 -11 -1.1%
Incl. CPU (microsecs) per call 9 8 -0 -1.1%
Excl. CPU (microsec)451 455 4 0.9%
Incl. MemUse (bytes)111,816 111,816 0 0.0%
Incl. MemUse (bytes) per call 924 924 0 0.0%
Excl. MemUse (bytes)104,040 104,040 0 0.0%
Incl. PeakMemUse (bytes)14,040 14,040 0 0.0%
Incl. PeakMemUse (bytes) per call 116 116 0 0.0%
Excl. PeakMemUse (bytes)11,832 11,832 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% -6 -4.8% -11 -1.4% 0 N/A% 0 N/A%
Exclusive Metrics Diff for Current Function-4 -66.7% 4 36.4% 0 N/A% 0 N/A%
Parent function
Drupal\Core\Database\Connection::prepareQuery0 N/A% -6 -100.0% -11 -100.0% 0 N/A% 0 N/A%
Child function
Drupal\Core\Database\Statement::__construct0 N/A% -2 -33.3% -15 -136.4% 0 N/A% 0 N/A%