Diff Report
Run #536ffbe232db1: XHProf Run (Namespace=drupal-perf-joelpittet)
vs.
Run #536ffcbacf96d: XHProf Run (Namespace=drupal-perf-joelpittet)
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Regression/Improvement summary for Drupal\Core\Database\Connection::prepareQuery

Drupal\Core\Database\Connection::prepareQueryRun #536ffbe232db1Run #536ffcbacf96dDiffDiff%
Number of Function Calls220 220 0 0.0%
Incl. Wall Time (microsec)4,366 4,394 28 0.6%
Incl. Wall Time (microsec) per call 20 20 0 0.6%
Excl. Wall Time (microsec)1,090 1,092 2 0.2%
Incl. CPU (microsecs)4,556 4,600 44 1.0%
Incl. CPU (microsecs) per call 21 21 0 1.0%
Excl. CPU (microsec)940 937 -3 -0.3%
Incl. MemUse (bytes)208,744 208,744 0 0.0%
Incl. MemUse (bytes) per call 949 949 0 0.0%
Excl. MemUse (bytes)-28,536 -28,536 0 0.0%
Incl. PeakMemUse (bytes)60,504 60,880 376 0.6%
Incl. PeakMemUse (bytes) per call 275 277 2 0.6%
Excl. PeakMemUse (bytes)1,816 1,888 72 4.0%

Parent/Child Regression/Improvement report for Drupal\Core\Database\Connection::prepareQuery [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
Drupal\Core\Database\Connection::prepareQuery0 N/A% 28 1.8% 44 2.4% 0 0.0% 376 1.1%
Exclusive Metrics Diff for Current Function2 7.1% -3 -6.8% 0 N/A% 72 19.1%
Parent function
Drupal\Core\Database\Connection::query0 N/A% 28 100.0% 44 100.0% 0 N/A% 376 100.0%
Child functions
PDO::prepare0 N/A% 18 64.3% 29 65.9% 0 N/A% 320 85.1%
Drupal\Core\Database\Connection::prefixTables0 N/A% 8 28.6% 18 40.9% 0 N/A% -16 -4.3%