Diff Report
Run #52e417f8e04a5: XHProf Run (Namespace=drupal-perf-cottser)
vs.
Run #52e4189e0e4fe: XHProf Run (Namespace=drupal-perf-cottser)
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Regression/Improvement summary for PDO::prepare

PDO::prepareRun #52e417f8e04a5Run #52e4189e0e4feDiffDiff%
Number of Function Calls170 170 0 0.0%
Incl. Wall Time (microsec)1,267 1,296 29 2.3%
Incl. Wall Time (microsec) per call 7 8 0 2.3%
Excl. Wall Time (microsec)588 598 10 1.7%
Incl. CPU (microsecs)1,388 1,416 28 2.0%
Incl. CPU (microsecs) per call 8 8 0 2.0%
Excl. CPU (microsec)612 605 -7 -1.1%
Incl. MemUse (bytes)165,208 165,208 0 0.0%
Incl. MemUse (bytes) per call 972 972 0 0.0%
Excl. MemUse (bytes)155,080 155,080 0 0.0%
Incl. PeakMemUse (bytes)15,984 15,984 0 0.0%
Incl. PeakMemUse (bytes) per call 94 94 0 0.0%
Excl. PeakMemUse (bytes)13,656 13,656 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% 29 7.8% 28 8.0% 0 N/A% 0 N/A%
Exclusive Metrics Diff for Current Function10 34.5% -7 -25.0% 0 N/A% 0 N/A%
Parent function
Drupal\Core\Database\Connection::prepareQuery0 N/A% 29 100.0% 28 100.0% 0 N/A% 0 N/A%
Child function
Drupal\Core\Database\Statement::__construct0 N/A% 19 65.5% 35 125.0% 0 N/A% 0 N/A%